Javadoc Generate Docs For Files In Folder And Subfolders

A serialized type web web web page (serialized-form.html) that gives details about serializable and externalizable courses with subject and way descriptions. The data on this web web web page is of curiosity to reimplementors, and never to builders who need to make use of the API. To entry the serialized type page, go to any serialized class and click on on Serialized Form within the See Also part of the category comment. Public serializable courses might be excluded by marking them with @serial exclude, and package-private serializable courses might be included by marking them with an @serial include. As of Release 1.4, you can actually generate the entire serialized type for non-public and non-private courses by operating the javadoc command with no specifying the -private option.

Creates an HTML variation of every supply file and provides hyperlinks to them from the usual HTML documentation. Links are created for classes, interfaces, constructors, methods, and fields whose declarations are in a supply file. Unless you furthermore may use the -private option, not all exclusive courses or interfaces are accessible by using links.

Otherwise, hyperlinks aren't created, comparable to for default constructors and generated classes. This instance generates HTML-formatted documentation for the courses Button, Canvas and courses starting with Graphics. Change to the package deal deal root directory, and provide the supply records with paths from the root. Each software or set of packages that you're documenting can have its very personal overview documentation comment, stored in its very personal "source" file, that Javadoc will merge into the overview web page that it generates.

Notice you are able to have a number of overview remark data for a similar set of supply files, in case you must run javadoc a number of occasions on completely different units of packages. For example, if the supply data for the java.appletpackage are contained in /home/user/src/java/appletdirectory, you might possibly create an summary remark file at /home/user/src/overview.html. Referenced courses The courses and interfaces which are explicitly referred to within the definition of the documented courses and interfaces. Examples of references incorporate return type, parameter type, forged type, prolonged class, carried out interface, imported classes, courses utilized in technique bodies, and so forth.

Classes referred to in doc remarks (such as @see tags) don't qualify as referenced classes. When Javadoc is run, it masses into reminiscence all the referenced courses in javadoc's bootclasspath and classpath. The javadoc command generates the minimal variety of frames needed founded on the values exceeded to the command.

It omits the record of packages once you move a single package deal deal deal deal deal deal deal deal identify or supply records that belong to a single package deal deal deal deal deal deal deal deal as an argument to the javadoccommand. Instead, the javadoc command creates one body within the left-hand column that shows the record of classes. When you move two or extra package deal deal deal deal deal deal deal deal names, the javadoc command creates a 3rd body that lists all packages and an abstract web web web page (overview-summary.html). To bypass frames, click on the No Frames hyperlink or enter the web web web page set from the overview-summary.html page. HTML Frames The javadoc command generates the minimal variety of frames mandatory established on the values exceeded to the command. It omits the record of packages once you move a single package deal deal deal deal deal deal deal deal identify or supply records that belong to a single package deal deal deal deal deal deal deal deal as an argument to the javadoc command.

Public Serializable courses might possibly be excluded by marking them with @serial exclude , and package-private Serializable courses might possibly be included by marking them with an @serial include . You can generate the whole serialized kind for exclusive and non-private courses by operating the javadoc command with no specifying the -private option. Each software or set of packages that you're documenting can have its personal overview documentation comment, stored in its personal "source" file, that the Javadoc software will merge into the overview web page that it generates. For example, if the supply records for the java.applet package deal deal deal deal deal are contained in /home/user/src/java/applet directory, you can create an summary remark file at /home/user/src/overview.html. Generates documentation from supply records within the required packages and recursively of their subpackages.

This possibility is beneficial when including new subpackages to the supply code considering the fact that they're routinely included. Each package deal deal deal deal deal argument is any top-level subpackage or absolutely certified package deal deal deal deal deal (such as javax.swing) that doesn't should comprise supply files. Arguments are separated by colons on all working systems. This possibility doesn't course of supply records which are within the supply tree however don't belong to the packages.

See Process Source Files.For example, the next command generates documentation for packages named java and javax.swing and all of their subpackages. The courses and interfaces which might be explicitly referred to within the definition or doc remarks of the documented courses and interfaces. Examples of references embrace return type, parameter type, forged type, prolonged class, carried out interface, imported classes, courses utilized in process bodies, @see, , , and tags. (Notice this definition has modified since 1.3.) tags) don't qualify as referenced classes. When thE Javadoc software is run, it could load into reminiscence all the referenced courses in javadoc's bootclasspath and classpath.

Inserts an in-line hyperlink with seen textual content label that factors to the documentation for the required identify within the Java Language that's referenced in a signature of the supply recordsdata being documented. This tag accepts the actual identical syntax forpackage.class#memberand label because the @see tag, described below, however generates an in-line hyperlink instead of putting the hyperlink within the "See Also" section. This tag begins and ends with curly braces to separate it from the remainder of the in-line text. If it's essential to make use of "" contained within the label, use the HTML entity notation There is not any restrict to the variety of tags allowed in a sentence.

You can use this tag within the outline component of a documentation remark or within the textual content portion of any tag (such as @deprecated, @return or @param). For example, the next command generates documentation for packages named java and javax.swing and all of their subpackages. You can use the javadoc command to generate the API documentation or the implementation documentation for a set of supply files.

Referenced courses The courses and interfaces which might be explicitly referred to within the definition or doc feedback of the documented courses and interfaces. (Notice this definition has modified since1.3.) When the Javadoc device is run, it ought to load into reminiscence all the referenced courses in javadoc's bootclasspath and classpath. Unless you furthermore may use the −private option, not all exclusive courses or interfaces will unavoidably be accessible by way of links. Documented courses The courses and interfaces for which detailed documentation is generated throughout the time of a javadoc run. We additionally seek advice from these because the courses included within the javadoc output, or the included classes.

You can use the javadoc device to generate the API documentation or the implementation documentation for a set of supply files. For supply code within the Java platform, this tag shows the variation of the Java platform API specification . Multiple @since tags are allowed and are handled like a number of @author tags. You might use a number of tags if the prgram component is utilized by a number of class-name descriptionThe @throws and @exception tags are synonyms. Adds a "Throws" subheading to the generated documentation, with the class-name anddescription text.

The class-name is the identify of the exception which can be thrown by the method. This tag is legitimate solely within the doc remark for a way or constructor. If this class is not really fully-specified, the Javadoc device makes use of the search order to lookup this class. The similar is true for copying from an interface technique to an implementing method. Generates HTML documentation employing the JavaFX extensions to the usual doclet. The generated documentation features a Property Summary part besides the opposite abstract sections generated by the usual Java doclet.

This possibility additionally provides a brand new @defaultValue tag that permits documenting the default worth for a property. As always, you can actually decide upon which gadgets to incorporate within the generated output with the usual selections -public, -protected, -package and -private. The listed properties are linked to the sections for the getter and setter strategies of every property. If there are not any documentation feedback written explicitly for getter and setter methods, the documentation feedback from the property procedure are immediately copied to the generated documentation for these methods. It additionally specifies the sorting order for lists sorted alphabetically, and the sentence separator to find out the top of the primary sentence. The -localeoption doesn't decide the locale of the documentation remark textual content laid out within the supply records of the documented classes.

Reports warnings for dangerous references, lack of accessibility and lacking Javadoc comments, and stories errors for invalid Javadoc syntax and lacking HTML tags. This choice permits the javadoc command to ascertain for all documentation remarks included within the generated output. The -locale choice doesn't decide the locale of the documentation remark textual content laid out within the supply documents of the documented classes.

The -locale choice does not decide the locale of the documentation remark textual content laid out within the supply documents of the documented classes. Example utilizing relative hyperlinks to the exterior docs - It's not quite traditional to make use of -linkoffline with relative paths, for the straightforward motive that-link in average suffices. When utilizing -linkoffline, the package-list file is frequently local, and when utilizing relative links, the file you're linking to is additionally frequently local. So it's frequently pointless to offer a special path for the 2 arguments to -linkoffline. When the 2 arguments are identical, you need to make use of -link.

An instance could be the earlier case the place the package deal deal deal deal deal deal deal deal record for com.spipackage didn't exist when com.apipackage was first generated. This approach is beneficial when that you would like to generate documentation that hyperlinks to new exterior documentation whose package deal deal deal deal deal deal deal deal names you know, however which isn't but published. This can be a method of creatingpackage-list records for packages generated with Javadoc 1.0 or 1.1, the place package-list records weren't generated. Likewise, two organizations can share their unpublished package-list files, enabling them to launch their cross-linked documentation simultaneously. You can use it to generate the API documentation or the implementation documentation for a set of supply files.

By default, the javadoc command makes use of an ordinary doclet that generates HTML-formatted documentation. The commonplace doclet generates simple content, cross-reference, and help pages described here. The second kind comprise hyphens (such as package-summary.html) to stop conflicts with the primary kind of file. Generated Files By default, the javadoc command makes use of an ordinary doclet that generates HTML-formatted documentation. This possibility is a variation of -link; they each create hyperlinks to javadoc-generated documentation forexternal referenced classes. Thus, if extdocURL is accessible solely on the World Wide Web,-linkoffline removes the constraint that the Javadoc device have an internet connection when producing the documentation.

External referenced courses The referenced courses whose documentation seriously is not being generated throughout the time of a javadoc run. In different words, these courses will not be exceeded into the Javadoc device on the command line. Links within the generated documentation to these courses are reported to be exterior references or exterior links. For example, when you run the Javadoc device on solely the java.awt package, then any class in java.lang, resembling Object, is an exterior referenced class. External referenced courses may be linked to utilizing the -link and -linkoffline options. An central property of an exterior referenced class is that its supply feedback are usually not obtainable to the Javadoc run.

You additionally can comprise in your supply any miscellaneous records that you just just really need the Javadoc device to repeat to the vacation spot directory. You would possibly comprise images, instance code, supply files, .class files, applets and HTML files. For example, within the event you wish to incorporate the picture of a button button.gif within the java.awt.Button class documentation, you place that file in the/home/user/src/java/awt/doc-files/ directory. Notice the doc-files listing shouldn't be positioned at /home/user/src/java/doc-filesbecause java seriously is not a package deal deal -- that is, it does indirectly comprise any supply files. Your supply records can comprise any records that you just just really need the javadoc command to repeat to the vacation spot directory. The doc-files listing is usually a subdirectory of any package deal deal listing that comprises supply files.

You can have one doc-files subdirectory for every package. This instance generates HTML-formatted documentation for the courses Button, Canvas, and courses starting with Graphics. Because supply documents as opposed to package deal deal names have been handed in as arguments to javadoc, the doc has two frames - for the listing of courses and the principle page. The referenced courses whose documentation not being generated throughout a javadocrun.

In different words, these courses aren't exceeded into theJavadoc software on the comand line. Links for names within the generated documentation to these courses are mentioned to be exterior references or exterior links. For example, should you run the Javadoc software on solely the java.awtpackage, then any class in java.lang, comparable to Object, is an exterior referenced class. External referenced courses could very well be linked to employing the −link and−linkoffline options. The courses and interfaces for which full documentation is generated throughout the time of ajavadoc run. To be documented, the supply records have to be available, and both their supply filenames or package deal deal names have to be exceeded into the javadoc command.

We additionally discuss with these because the courses included in thejavadoc run, or the included classes. You may incorporate in your supply any miscellaneous recordsdata that you just really need Javadoc to repeat to the vacation spot directory. For example, when you wish to incorporate the graphic of a button button.gif within the java.awt.Button class documentation, you place that file within the /home/user/src/java/awt/doc-files/ directory. Notice the doc-files listing shouldn't be situated at /home/user/src/java/doc-files given that javais not a package deal -- that is, it does indirectly include any supply files. Documented courses The courses and interfaces for which full documentation is generated for the period of a javadoc run.

We additionally seek advice from these because the courses included within the javadoc run, or the included classes. This package.class#member identify would be both totally qualified, akin to java.lang.String#toUpperCase() or not, akin to String#toUpperCase() or #toUpperCase(). If the identify is lower than totally qualified, then the javadoc command makes use of the usual Java compiler search order to search out it. The following itemizing exhibits the various sorts of the name, the place Class is usually a category or interface; Type is usually a class, interface, array, or primitive; and technique is usually a way or constructor.

You can have a number of overview remark records for a similar set of supply records in case you must run the javadoc command a number of occasions on distinct units of packages. For example, you might run the javadoc command as soon as with -private for inner documentation and as soon as more with out that choice for public documentation. In this case, you might describe the documentation as public or inner within the primary sentence of every overview remark file.

Because supply information fairly then package deal names have been exceeded in as arguments to javadoc, the doc has two frames -- for the record of courses and the primary page. Specifies the locale that javadoc makes use of when producing documentation. It doesn't decide the locale of the doc remark textual content laid out within the supply information of the documented classes.

The class represents any top-level or nested class or interface. The member represents any constructor, way or subject . If this identify is within the documented classes, the Javadoc device will immediately create a hyperlink to it. To create hyperlinks to exterior referenced classes, use the -link option.

Use both of the opposite two @see varieties for referring to documentation of a reputation that does not belong to a referenced class. This argument is described at higher size underneath under Specifying a Name. This choice is beneficial when including new subpackages to the supply code for the reason that they're routinely included. Each package deal deal deal deal argument is any top-level subpackage or absolutely certified package deal deal deal deal (such as javax.swing) that does not must comprise supply files.

This choice does not course of supply recordsdata which are within the supply tree however do not belong to the packages. You can use the -sourcepath choice solely when passing package deal deal names into the javadoc command. This does not find supply recordsdata exceeded into the javadoc command.

How To Upgrade Windows 8 To Windows 10 For Free 2020

Now that you have successfully upgraded to 10 and system properties says activated, you can now do a clean install of windows 10 using the media creation tool mentioned above. Just dont forget to backup your important files because this will wipe everything, hopefully taking all of the bugs with it. I'd also make sure you are on the latest bios for your machine.

Once your system is shown as activated in the win 10 system, you can reinstall as much as you want unless u change your motherboard or change the majority of hardware that was installed when you upgraded. Windows 10 uses your system hardware to create a "FINGERPRINT" of sorts of our system. If too many items change, you may have to re-activate.

At that time you will need a windows 10 serial number . I've found that changing the motherboard is the key hardware change that will de activate your system. Even if you're running good and decide to upgrade your motherboard, you'll probably lose your activation. You could always do a clean install of windows 7 or 8 using the serial number on your computer.

Once that is activated through Microsoft, you can then upgrade again to Microsoft Win 10 for free and Microsoft will remember your change/update. When installing clean from the media tool, when it asks for serial number or product key, just skip that part. Once online, Microsoft will activate your Win 10 automatically without entering a product key.

Windows 7, Windows 8, and Windows 8.1 users will find instructions to show how to use a media creation tool to download windows 10 Microsoft. Before even starting the process, users should make sure that they have approximately 4GB of free space and only then follow each step attentively to avoid any issues and successfully update their operating systems. Windows 10, a newly released Windows operating system, is familiar to Windows 7, 8 users and with many improved and innovated features.

With its extraordinary compatibility, any computer runs Win 7 or Win 8 or 8.1 can easily upgrade to Windows 10, and all the files and programs you have installed are available after upgrading. What's more, Win7 or Win8.1 user can free upgrade to Windows 10 within one year and access to free lifetime updates. Microsoft has addressed how to upgrade Windows 7, 8 to windows 10.

However, free upgrade for XP system is not coming along with it, and Microsoft is working with its partners to develop. Following the unveiling of Windows 8, Microsoft faced criticism for mandating that devices receiving its optional certification for Windows 8 have secure boot enabled by default using a key provided by Microsoft. Concerns were raised that secure boot could prevent or hinder the use of alternate operating systems such as Linux. It also revealed that ARM devices would be required to have secure boot permanently enabled, with no way for users to disable it. Older blog but I will take a chance and post my problem. One partition is windows 10 Home 64bit and the other is windows 10 pro 32 bit.

When I had a hardware failure I replaced the mainboard with a board that was very close to the original in the sense of chipsets and CPU. Used my original Graphics card , FAXmodem , Hard drives, and memory. When I powered the system I went to the 64 bit partition first. It activated using the "replace hardware recently" option. I have a second retail win 7pro disc package with valid key but when I enter it, It just keeps saying I can't have two different versions on the same machine basically. We upgraded from Windows 7 to 10 late on October 22, 2019 with no problems on my SSD boot drive .

From starting the process to seeing the Windows 10 splash screen for multiple users it took one hour and 30 minutes; including the initial small download and the following large download from Microsoft. Quite frankly many of my apps seem snappier in response and performance. Many of these features were adopted from Windows Phone. Windows 8 added support for USB 3.0, Advanced Format hard drives, near field communications, and cloud computing. Additional security features were introduced, such as built-in antivirus software, integration with Microsoft SmartScreen phishing filtering service and support for UEFI Secure Boot on supported devices.

After the installation process is complete, you will need to activate Windows 10. For that, connect your machine to the internet and go to Windows Update and then Activation. Your PC will be activated with a digital license. There is another option in case online activation does not work.

You can enter the license key that you got with your copy of Windows 7 or Windows 8.1 and manually activate your Windows 10 from the Activation portal. If your Windows 7 or Windows 8 license is not activated and you are not interested in purchasing a license, then your options are limited. Microsoft offers a 90 day trial of its Windows 10 Enterprise edition. Windows 10 Enterprise is normally distributed under Microsoft's volume license program for large organizations that deploy Windows 10 in bulk. It's a full-featured edition of the operating system but in this case, it's really an evaluation version of the software.

Users must register before they can download and install the software. This option is perfect for those users who are running Windows Vista or never had a genuine license, to begin with. When you do the in-place upgrade, your product key is converted to digital entitlement and uploaded to Microsoft's cloud servers. You can then wipe your drive and do a clean install of Windows 10. When you reinstall Windows 10 you'll get to a screen that asks for your product key.

Just click on the 'I don't have a product key' link on the bottom of the screen. Once the installation is complete, Windows will automatically activate the first time your system gets online. Reviews of the various editions of Windows 8 were mixed to negative. In contrast, an ExtremeTech article said it was Microsoft "flailing" and a review in PC Magazine condemned the Metro-style user interface. Some of the included apps in Windows 8 were considered to be basic and lacking in functionality, but the Xbox apps were praised for their promotion of a multi-platform entertainment experience. Other improvements and features were also regarded as positive changes.

After the deadline, only critical security updates were to be released for users on these platforms. Windows 8.1 remains officially unsupported on all newer CPU families, and neither AMD or Intel will provide official chipset drivers for Windows operating systems other than Windows 10. However, on August 2016, Microsoft again extended the Skylake support policy until the end of support for Windows 7 and 8.1 . At the bottom of the next screen you should see Windows is Activated, if you do not see this click on "Change product key" enter your windows 8 license key and follow the steps to activate windows 10.

Can I Upgrade Windows 8 To Windows 11 For Free It may take some time in downloading Windows 10 files from the internet. So it depends on your internet speed that how much time will it take. If you are using a pirated or cracked version then it may ask you to enter the product key. Otherwise it will not ask for any product / license key and upgrade process will go smoothly.

After completion of download, click on the 'Install' button. For one, you can download what is known as a Windows 10 media creation tool and run an "in place" upgrade. If instead you prefer a "clean installation," all your files and applications will be deleted. We have an extensive tutorial on how to use the Windows 10 media creation tool showing all detailed steps. Windows 8 provides heavier integration with online services from Microsoft and others.

A user can now log into Windows with a Microsoft account, which can be used to access services and synchronize applications and settings between devices. Windows 8 also ships with a client app for Microsoft's SkyDrive cloud storage service, which also allows apps to save files directly to SkyDrive. A SkyDrive client for the desktop and File Explorer is not included in Windows 8, and must be downloaded separately. Bundled multimedia apps are provided under the Xbox brand, including Xbox Music, Xbox Video, and the Xbox SmartGlass companion for use with an Xbox 360 console. Games can integrate into an Xbox Live hub app, which also allows users to view their profile and Gamerscore.

Other bundled apps provide the ability to link Flickr and Facebook. Due to Facebook Connect service changes, Facebook support is disabled in all bundled apps effective June 8, 2015. Choose to either start the upgrade immediately or at a later time.After following these steps, your upgrade will begin and may take a while to complete.

During the process, your computer will restart several times. When it's done, a "Welcome Back" screen will greet you. To finish the Windows 10 setup, follow the onscreen instructions. A vertical toolbar known as the charms provides access to system and app-related functions, such as search, sharing, device management, settings, and a Start button. The traditional desktop environment for running desktop applications is accessed via a tile on the Start screen. However, Windows 8.1 added the start button back to the taskbar after many complaints, but removed the preview thumbnail.

Swiping from the left edge of a touchscreen or clicking in the top-left corner of the screen allows one to switch between apps and Desktop. Pointing the cursor in the top-left corner of the screen and moving down reveals a thumbnail list of active apps. Aside from the removal of the Start button and the replacement of the Aero Glass theme with a flatter and solid-colored design, the desktop interface on Windows 8 is similar to that of Windows 7.

Windows 8 introduces significant changes to the operating system's user interface, many of which are aimed at improving its experience on tablet computers and other touchscreen devices. The new user interface is based on Microsoft's Metro design language and uses a Start screen similar to that of Windows Phone 7 as the primary means of launching applications. The Start screen displays a customizable array of tiles linking to various apps and desktop programs, some of which can display constantly updated information and content through "live tiles". As a form of multi-tasking, apps can be snapped to the side of a screen.

Alongside the traditional Control Panel, a new simplified and touch-optimized settings app known as "PC Settings" is used for basic configuration and user settings. It does not include many of the advanced options still accessible from the normal Control Panel. Microsoft began an advertising campaign centered around Windows 8 and its Surface tablet in October 2012, starting with its first television advertisement premiering on October 14, 2012. Microsoft's advertising budget of US$1.5–1.8 billion was significantly larger than the US$200 million campaign used to promote Windows 95.

All Windows 7 PCs plan to offer a new Windows 8 upgrade on December 31, 2012, and Microsoft upgraded it as a product of currently supported Windows 7 PCs in January 2013 via Windows Update. Prior to its general availability on October 26, 2012, updates were released for some of Windows 8's bundled apps, and a "General Availability Cumulative Update" was released on Tuesday, October 9, 2012. All the apps you had installed before should be present as well as your personal files. Below you can see Acrobat reader and Google Chrome were present after my upgrade to windows 10 as well as my "mydocument" text file.

Now, even though the free upgrade offer is technically over, this method still functions in every version of Windows 10, from 2016'sAnniversary Update to the November 2019 Update. It works when installing Windows 10 with installation media or by entering the key after installing Windows 10. As part of Windows 10's first November updatein 2015, Microsoft changed the Windows 10 installer disc to also accept Windows 7 or 8.1 keys. This allowed users to perform a clean install Windows 10 and enter a valid Windows 7, 8, or 8.1 key during installation. Some times it happened that if you have a genuine Windows 7 key and still Windows installer can throw message like "This product key didn't work". In this case you can try to re-activate Windows 7 first.

And then start upgrading again, now installer will skip that step and you will be able to start the upgrade process. Note, during the upgrade process the tool download windows 10 files from the Microsoft server, and the time depends on your internet speed and hardware configuration. This process can take quite a while, and the computer will restart numerous times. Reboot your computer and connect it to the internet. Open Settings and choose "Update & Security" and click "Activation." From here, you can see if the Windows 10 upgrade worked.

If not, press an "Activate" button ; this will create a digital Windows 10 product key. Try using your Windows 7 or Windows 8 license key. Before you begin upgrading to Windows 10, we recommend you to create a backup copy of your personal files first. This is an extra security step to protect your files in case anything goes wrong.

Besides, many people tend to store many important files and folders on the desktop, which might get deleted during the upgrade. It has been four years since Microsoft ended the offer to get Windows 10 for free by updating from previous versions in 2016. It was a simple process that merely required a quick click on the upgrade button from the notification. Yet, many people have still been able to update their Windows 7 and 8 operating systems to the newest one in 2021. The only thing is required — an authentic version of previous Windows versions and its activation key. Before installing, review your software choices and any files or programs you want to keep.

Choose between transferring personal data and apps, personal files only, or nothing during the upgrade. Windows 8 was released to a mixed critical reception. Despite these shortcomings, 60 million Windows 8 licenses were sold through January 2013, a number that included both upgrades and sales to OEMs for new PCs. The most important thing to remember is that the Windows 7 to Windows 10 upgrade could wipe your settings and apps. There's an option to keep your files and personal data, but because of differences between Windows 10 and Windows 7, it's not always possible to keep all of your existing apps. Make sure you've noted what apps you use regularly so you can easily obtain them by downloading the installers again.

Windows 8.1 can also be upgraded the same way, but without needing to wipe your apps and settings. You can't use a Windows 7 or Windows 8 key if you are upgrading. What you can do though is activate it using a Windows 7 or Windows 8 key after setup is complete; if you choose to perform a clean install.

If it's activated, then setup doesn't prompt you. That's it, you can upgrade without any further hindrance. There you go, my system upgraded from Windows 7 to Windows 10 in 2017 for free. But there are a few things I recommend doing before starting the upgrade process. Checking for drive errors, cleaning up your drive, and uninstalling third-party anti-virus/malware software are just a few.