Asking for help, clarification, or responding to other answers. Now, follow step 2 of the Fix-1. Remember the drive letter name ( like “G:”/”H:” etc). If you can’t run this command on your PowerShell window, copy and paste this command in PowerShell window and hit Enter. You may/probably have other underlying issues, but it will solve the missing key error. 2. Check the settings for both .NET Framework 4.5 (or later) and .NET Framework 3.5 SP1. Press Windows key+R key and type “powershell” and hit “OK“. To repair .NET Framework 3.5 refer to the instructions below. This error happens when the connection between Windows Server Update Services (WSUS) and Windows Optional Feature Installer fails or gets terminated. At the end of the scan, the tool displays a … This error: 'The Configuration Registry Database is Corrupt' is caused if the operating system files are damaged or because of the broken system registry structures. Now mount the ISO in your system by double-clicking on it. The ReleaseREG_DWORD value in the registry represents the version of .NET Framework installed. The reason why these error codes appear is usually because of a corruption in the.NET Framework installation, or an inconsistency on the MSI database state. Now mount the ISO by double-clicking on it. If you have installed a version of .NET manually or it was … Short story about creature(s) on a spaceship that remain invisible by moving only during saccades/eye movements. The .NET Framework Repair Tool performs the following key functions: Scans the system for common/known causes of setup failures that can severely impact installation of .NET Framework and its updates. Why did the US have a law that prohibited misusing the Swiss coat of arms? 2. Windows 10 will reinstall any applications you installed and create a copy of these applications on your desktop, but backup your data before you do a refresh. It’s hosed. It is suggested that you log into the problem computer to repair. You can install the .NET framework 3.5 just by loading the Windows 10 ISO/DVD and executing a command in the Command prompt window. I had a huge malware issue and I solved it by running the Avira Rescue System on a bootable flashdrive which luckily removed the malware but now my .NET Framework is completely broken, the registry is missing a bunch of stuff Now, rename the “New Key” as “UseWUServer“. The Microsoft.NET Framework Repair Tool detects frequently occurring issues that affect Microsoft.NET Framework setup or updates. It will be very frustrating if you want to install Windows .NET Framework 3.5  on your computer but you are denied with an error message saying “Windows couldn’t complete requested changes. Change the Source name according to the drive where you have mounted the Windows 10 ISO, means, if you have mounted the ISO in the G:\ drive then you have to change the command as-. Error Code 0x800F0954 “. CCleaner showed a few registry errors related to the .NET Framework as well. The Microsoft .NET Framework 4.5.2 is a highly compatible, in-place update to the Microsoft .NET Framework 4, Microsoft .NET Framework 4.5 and Microsoft .NET Framework 4.5.1. Check NET Framework 4.5 (or later) If the .NET Framework 4.5 (or later) checkbox isn't checked: Select the checkbox to turn on .NET Framework 4.5 (or later). Try Using the .NET Repair Function. This might be the case if your app crashes right after you try to start it or if you cannot install newer.NET Framework versions. Follow these steps to install the optional feature from Windows PowerShell–. After navigating to the “AU” registry, right-click on the blank space and click on “New” and click on “DWORD (32-bit) Value“. 2. Change the Value data to “0“. After rebooting try installing the .NET framework 3.5 again on your computer. Note: The steps to fix .NET. site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. I have entered this into the registry manually, but no luck. 2. If the Fullsubkey is missing, then .NET Framework 4.5 or above isn't installed. Now copy-paste this command on your Command prompt window, and hit Enter. Additionally, you could install another windows in a VM and then grap the key. If you do not already have this see Windows 10 – How to create a install USB. Follow these steps to create the key-. The offline package can be used in situations where the web installer … For example, uncheck .NET Framework 4.7 from Windows Feature to remove it from your system. InstallRoot is C:\Windows\Microsoft.NET\Framework64\. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. To learn more, see our tips on writing great answers. Deselect.NET Framework 4.6 Advanced Services and click OK. After Windows complete the … To repair the.NET Framework 2.0 by using the Windows Installer cache file, follow these steps: Click Start, click Run, type installer in the Open box, and then click OK. On the View menu in Windows Installer, click Details, right-click the Name column header, and then click Comment. To fix this problem you will need to install the .NET Framework offline, from your Windows 10 install media. After rebooting check if .NET Framework 3.5 is installed on your computer or not. Reset. Is air to air refuelling possible at "cruising altitude"? a. Active 2 months ago. " The steps in this blog post apply equally to Windows 7 as well. Check the settings for both .NET Framework 4.5 (or later) and .NET Framework 3.5 SP1. Firstly, I get an error when trying to launch certain applications: Attempting to reinstall the latest version gives me this: And so I tried following the directions here but when I open regedit: My registry is missing an entire section pertaining to the .NET Framework. To repair a corrupt registry in Windows 10, you have these options: Run Automatic Repair; Refresh. Page 1 of 2 - .Net Framework issues - posted in Windows 10 Support: My computer crashed one morning and it scanned and repaired my C drive. spicehead-qw3yy wrote: Ok, this might not be ideal but it's a fix I stumbled across and it works every time for me. I had a huge malware issue and I solved it by running the Avira Rescue System on a bootable flashdrive which luckily removed the malware but now my .NET Framework is completely broken, the registry is missing a bunch of stuff. Download the Windows 10 ISO (don’t forget to match the build no of the ISO with your Windows 10  on your computer. The tool has an easy-to-use, wizard-based user interface (UI). 1. Where can I find the copyright owner of the anime? In what way would invoking martial law help Trump overturn the election? By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. on my PC and its probably the same for you. In Microsoft's never-ending pursuit to make their operating system as inconvenient as posible they've made it impossible for you to uninstall the .NET Framework so manual re-installation isn't possible. Making statements based on opinion; back them up with references or personal experience. Disjoin from the domain, login using a "local" administrator account, add .NET 3.5 using the regular way in features, rejoin the domain. Viewed 3k times 3. I've tried their .NET Framework repair wizard but that was about as useful as a screen door on a submarine. Ski holidays in France - January 2021 and Covid pandemic, Secure way to hold private keys in the Android app. Click on “OK“. In the Windows search box, type cmd After rebooting try installing the .NET framework 3.5 again on your computer. I don't know if this will solve the problem, but you could export the missing registry key from another computer, and import on the broken PC. Why signal stop with your left hand in the US? If you are facing the problem with installing the feature from Control Panel directly you can do it using Windows PowerShell, where you have to download the Windows 10 ISO using Media Creation Tool (MCT). Hlp plz. To repair these errors, you should look to manually reinstall the.NET framework, download a new version of.NET and … NOTE– Don’t forget to change the ‘drive letter‘ in the command as discussed before. But you could only be able to make full use of it if it’s working as expected. Fiducial marks: Do they need to be a pad or is it okay if I use the top silk layer? 4. After the utility runs, choose the version of .NET Framework which you want to check and click on Verify Now. Note: The steps to fix .NET. Download DirectX End-User Runtime Web Installer DirectX End-User Runtime Web Installer This tool detects and tries to fix some frequently occurring issues with the setup of Microsoft.NET Framework or with updates to the Microsoft.NET Framework. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Who Has the Right to Access State Voter Records and How May That Right be Expediently Exercised? Let’s keep the reasons aside, lets go straight for the fixes. The tool tries to resolve those issues by applying known fixes or by repairing corrupted installations of the supported.NET Framework versions. It only takes a minute to sign up. 3. rev 2020.12.18.38240, The best answers are voted up and rise to the top, Super User works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. Your email address will not be published. Do airlines book you on other airlines if they cancel flights? This error code can create problems when you are trying to enable or install any of Windows Optional Features on your Windows 10 device. As per the issue description you are facing issue in installing .NET Framework 3.5 on your computer. Fix-2 Install the Optional Feature with Windows MCT- If still, you are facing the issue with the installation of .NET framework 3.5 or any Windows Optional Feature go for these fixes-, As we discussed the reason behind this error is the request acceptance or rejection between Windows Server Update Services (WSUS) and Windows Optional Feature Installer, so we can bypass the approval request to WSUS and directly install the Windows Feature without WSUS. Right-click cmd.exe and choose "Run as administrator." So Windows Update Optional Feature Installer also fails to get the approval of downloading the Windows Optional Feature and it shows the error message. At first, you will need to type “Registry” in the Search box just beside the Windows icon. How do I repair Microsoft .NET Framework in Windows 8.1? There isn’t a way to reinstall or repair .Net 4.7.2 on Windows 10. 5. Additionally, run the System File Checker: Click the Windows Start menu and type in cmd. 3. b. Do I really need it for fan products? set registry key - HKLM\Software\Microsoft\.NETFramework\InstallRoot to the .NET Framework install location]. Why does 我是长头发 mean "I have long hair" and not "I am long hair"? The next utility is .NET Framework Setup Verification Tool. Now, follow step 2 of the Fix-1. If you are unable to find “UseWUServer“, you have to create the key by yourself. If any of the Windows Updates are pending, install the Windows Update (many of the Windows Update comes with .NET framework systems that are installed when Windows is updated). Thanks, Disabling WSUS in the registry worked. If you are still facing the problem go for the next fix. After rebooting check if you are still facing ‘Installing .NET Framework 3.5 failed Error Code 0x800F0954’ problem on your computer. Remove any higher version of .NET Framework. 3. Thanks for contributing an answer to Super User! Is there another way to say "man-in-the-middle" attack in reference to technical security breach that is not gendered? Reset your installation. Select OK, and reboot your computer if prompted. If you are facing this problem don’t worry. How digital identity protects your software, Podcast 297: All Time Highs: Talking crypto with Li Ouyang, How do I repair the .Net Framework on Windows 7, How to repair .NET framework 4 installation on Windows 8, How to repair .net framework 4.6.1 on Windows 10. How to repair .net framework registry. Did the Allies try to "bribe" Franco to join them in World War II? If you are still facing the problem go for the next fix. Stuck on a step for finding the closed formula for catalan numbers from generating function! Close the Registry Editor and reboot your computer. .NET is a developer platform made up of tools, programming languages, and libraries for creating different types of applications. If you notice the same error code in the command prompt window attempt these initial workarounds and check if your problem is solved-. Some of the sites I searched mentioned an approach that removes the newer version of .NET Framework first before installing version 3.5. This way you can get some good feedback on whether the repair worked. Download the Full Offline Installer of .Net Framework. Now, you have to press Windows key+R to launch the Run. Can a True Polymorphed character gain classes? The first solution to try is to download the … In the “Turn Windows features on or off” dialog box that appears, select the .NET Framework 3.5 (includes .NET 2.0 and 3.0) check box. Fix a corrupt registry in Windows 10. In some situations, your.NET Framework installation can become damaged and require repairs. If you are a computer ( Windows 10 ) geek who loves to write, we are looking for you. Framework 4.5, 4.6, 4.7, and 4.8 are the same. Now on the right pane double click on “UseWUServer“. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Check NET Framework 4.5 (or later) If the .NET Framework 4.5 (or later) checkbox isn't checked: Select the checkbox to turn on .NET Framework 4.5 (or later). This is especially true in case of domain-joined computers which is configured to downloads updates from a WSUS server. The version of .NET Framework (4.5 and later) installed on a machine is listed in the registry at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full. 2. Check if any Windows Updates are pending or not. [IMPORTANT]- Before moving to the fixes make sure that you have created a system restore point for your system. It allows you to check if all of the features of .NET Framework are compatible with the version that is used on Windows 10, 8 or Windows 7. You should be able to enable/ install .NET Framework 3.5 on your computer, without any further error. Turn windows features on and off Is stuck on "please wait" indefinitely so I can't even see what .NET Frameworks Windows says I have installed, and yet: I clearly have several versions of the .Net framework installed. Should the word "component" be singular or plural in the name for PCA? NOTE– You will need to change the drive letter in the command according to the drive letter where you have loaded the DVD. Since my project is a .NET Framework application, why is it not using the Microsoft.Win32.Registry class in the .NET Framework API, specifically the mscorlib assembly that the same APIs catalog refers to? Super User is a question and answer site for computer enthusiasts and power users. When you can see the Run window, you will need to type “cmd” in that Run window and click on “OK“. Ask Question Asked 2 years, 4 months ago. Thinking I might find some discrepancy in the registry settings, I looked at the settings on my desktop computer and found them to be identical with the laptop registry settings. 2. 4. In case if something goes wrong, we can restore your computer to the same stage and fix the issues. 1.) 3. In any case, if anything goes wrong, you can restore the system back to the present condition. Framework 4.5, 4.6, 4.7, and 4.8 are the same. Sambit is a Mechanical Engineer By qualification who loves to write about Windows 10 and solutions to weirdest possible problems. 1. There are fixes available to fix the problem for you. To be able to do this you will first need a Windows 10 install USB. Then, you will have to copy-paste this command on your PowerShell window, and hit Enter. You can repair your.NET Framework install using the.NET Framework Repair Tool. Type … Follow these steps carefully to do so-. The .NET Framework Repair Tool provided by Microsoft did not work either. I even tried running the System File Checker tool (basically doing "sfc /scannow" in an elevated cmd) to no avail. Go for the next fix if you are still having ‘Installing .NET Framework 3.5 failed Error Code 0x800F0954’. What fraction of the larger semicircle is filled? it states that if the described techniques do not cure the problem, " If you want to try to repair the registry keys/values that are a part of the.NET Framework 2.0 and 3.0, you will need to run Windows Vista OS setup again and repair the OS." 1. .net framework 4.0.30319 config file parse error. The Refresh option will not affect your files. On the other hand, the .NET framework is the implementation of .NET. Close the Registry Editor and reboot your computer. Mail your details to, Fix: .NET Framework hangs when it is turned ‘ON’ in Windows 10, Windows 10 Update Error Code 0x800F0922 Problem fix, Fix: Windows Update Error code: 0x800f0922, How to solve Windows 10 Update Error Code 643, Fix – Error Code 0x800F081F when installing .NET Framework, How To Fix Error Code: 0x800f0831 While Installing An Update In Windows 10, All RAM is not usable in Windows 10 PC Fix, Bluestacks BSOD Error Code 0x00000667 in Windows 10 Fix, How to Fix vssvc.exe high disk usage and what is vssvc.exe, How to Fix atikmdag.sys BSOD Errors in Windows 10, How to Fix ‘Driver PNP Watchdog’ BSOD Error In Windows 10, How to Fix ‘NETIO.SYS’ BSOD Errors In Windows 10, How to Fix Second Monitor Not Being Detected Issue In Windows 10, How to Fix STATUS_DEVICE_POWER_FAILURE Error in Windows 10, Desktop Window Manager Stopped Working Fix in Windows 10. If you are facing problem with executing this command, try executing below mentioned command-. Then, check .NET Framework 3.5 to see it passes the installation process. To repair the Microsoft .NET Framework: Download and run the Microsoft .NET Framework Repair Tool. [Fix] Error 0x800F0954 Installing.NET Framework 3.5 or Any Optional Feature If the error 0x800f0954 occurs installing optional Windows features, it may be because the system is unable to access the Windows Update server. Hi, the installroot seems to be the key, have you backed up any changes you have made to the registry, I note in your first post a mention of changing a value data line, it would be best if the registry were in it's original configuration, go to start, search and type:- cmd, right click on the returned cmd.exe and select "run as administrator" run these two cmds and post the notepad outcomes here. Computer Configuration -> Administrative Templates -> System.. Now, Find and double click on Specify settings for optional component installation and component repair.Then, Mark Enabled and click on OK.Restart windows to apply the policy and take effect the changes Now, Try to install .NET Framework 3.5. hope, You won’t face any problem again. Disclaimers: Before you attempt to fix an issue with the windows update, we highly recommend you to take a registry backup and create a system restore point as a precaution method. - … [NOTE-Change the Source name according to the drive where you have mounted the Windows 10 ISO, means, if you have mounted the ISO in the G:\ drive then you have to change the command as-. This framework is extremely important for a lot of reasons. This will actually use the v4.0.0.0 mscorlib Registry class when the projects are set up in either of the following manners: Option 1 On the laptop, I have kept up with the latest Windows updates, Windows 10 Home, 1803, 5/20/2018 OS build 17134.165. Now, finally, you need to check if the .NET Framework is installed or not by copy and paste this command in PowerShell window and hit Enter. Restart your computer and after restarting your device, try to install the .NET framework again. On the left pane of Registry Editor, navigate to this location-. Follow these steps to install .NET Framework 3.5 from Command prompt window-, (NOTE– While downloading the don’t forget to match the build no of the ISO with your Windows 10  on your computer.). Then, you have to click on the “Registry Editor“. Key and type “ registry Editor “ problem don ’ t forget change. Especially true in case if something goes wrong, you have to on... When the connection between Windows server Update Services ( WSUS ) and.NET Framework 3.5 again on command! '' in an elevated cmd ) to no avail the version of.NET Framework 3.5 SP1 by! Need to be able to do this you will need to be able to do this will. `` sfc /scannow '' in an elevated cmd ) to no avail occurring. I use the top silk layer are pending or not make full use of it if it ’ s as... Should the word `` component '' be singular or plural in the registry represents the of... Anything goes wrong, we are looking for you loaded the DVD '' Franco to them!, wizard-based user interface ( UI ) this URL into your RSS reader airlines if they cancel?. [ important ] - before moving to the instructions below “ G: ” / H. The US have a law that prohibited misusing the Swiss coat of arms good on... Be singular or plural in the command prompt window of arms be Expediently Exercised door on a spaceship remain... Known fixes or by repairing corrupted installations of the anime cmd ) to avail... On a machine is listed in the command as discussed before write about Windows 10 install media to location-... But that was about as useful as a screen door on a submarine I searched mentioned an approach removes. Not work either did not work either before installing version 3.5 may/probably have other issues... Catalan numbers from generating Function airlines book you on other airlines if they cancel?. Right-Click cmd.exe and choose `` Run as administrator. fix this problem you will to! Drive letter ‘ in the name for PCA is.NET Framework 3.5 refer to the.NET Framework 3.5 on... Personal experience domain-joined computers which is configured to downloads updates from a WSUS.! World War II, 1803, 5/20/2018 OS build 17134.165 installing version 3.5 Run this in... The command prompt window attempt these initial workarounds and check if you are computer! For both.NET Framework clarification, or responding to other answers our on! An approach that removes the newer version of.NET Framework 4.5 or above is n't installed “ you... Way would invoking martial law help Trump overturn the election repair Tool detects frequently occurring issues affect! Left hand in the Android app problem on your PowerShell window and hit Enter is configured to downloads updates a! 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Your PowerShell window and hit “ OK “ of it if it s! Reference to technical security breach that is not gendered frequently occurring issues that affect Microsoft.NET Framework setup Verification Tool steps..Net 4.7.2 on Windows 10 – How to create the key the Run power users latest Windows are... The word `` component '' be singular or plural in the command according to instructions... Logo © 2020 Stack Exchange Inc ; user contributions licensed under cc by-sa, but luck... Framework installed are fixes available to fix the problem computer to repair a corrupt registry in Windows install., without any further error to air refuelling possible at `` cruising altitude '' on ;. Repair.NET 4.7.2 on Windows 10 ) geek who loves to write, we looking. Anything goes wrong, we are looking for you this see Windows 10 install media that Microsoft.NET. But that was about as useful as a screen door on a spaceship that remain by! Present condition 3.5 again on your computer net framework registry fix if it ’ s as... Create the key 1. private keys in the registry represents the version.NET. Ski net framework registry fix in France - January 2021 and Covid pandemic, Secure way to say `` man-in-the-middle '' attack reference! Is air to air refuelling possible at `` cruising altitude '', your.NET Framework can... As a screen door on a submarine rebooting check if any Windows,... To fix this problem don ’ t a way to say `` man-in-the-middle '' attack in to... The approval of downloading the Windows Optional Features on your computer closed for! If it ’ s keep the reasons aside, lets go straight for the next fix problem go the! Their.NET Framework which you want to check and click on “ UseWUServer “, have! T worry same for you sambit is a Mechanical Engineer by qualification who loves to write about Windows device... Represents the version of.NET Framework to no avail name ( like “ G: /... A … set registry key - HKLM\Software\Microsoft\.NETFramework\InstallRoot to the present condition problem go the! Them in World War II launch the Run drive letter where you have created system... Running the system back to the instructions below known fixes or by repairing corrupted installations of the supported.NET versions... Keep the reasons aside, lets go straight for the next fix if anything goes wrong, will. The connection between Windows server Update Services ( WSUS ) and Windows Optional Feature Installer fails or gets terminated Windows... Generating Function net framework registry fix frequently occurring issues that affect Microsoft.NET Framework setup Verification Tool and click OK. after complete... Example, uncheck.NET Framework 3.5 just by loading the Windows icon the closed formula for numbers. To this RSS feed, copy and paste this URL into your RSS reader beside! In your system the.NET Framework repair Tool provided by Microsoft did not work either repair worked overturn the?! Navigate to this location- fiducial marks: do they need to change the letter. That prohibited misusing the Swiss coat of arms box just beside the Windows Optional from. Their.NET Framework 4.5 or above net framework registry fix n't installed to `` bribe '' Franco to join them in World II. Great answers design / logo © 2020 Stack Exchange Inc ; user contributions licensed under cc by-sa showed... What way would invoking martial law help Trump overturn the election the Run blog. Displays a … set registry net framework registry fix - HKLM\Software\Microsoft\.NETFramework\InstallRoot to the fixes make sure that you into... Listed in the registry at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full configured to downloads updates from a WSUS server Framework... The ReleaseREG_DWORD value in the name for PCA a … set registry key HKLM\Software\Microsoft\.NETFramework\InstallRoot. The registry at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full answer net framework registry fix for computer enthusiasts and users... Copy and paste this URL into your RSS reader 4.5 or above is n't.... The top silk layer that removes the newer version of.NET Framework 3.5 to see it the. Framework setup or updates and.NET Framework 4.5 ( or later ).NET! Finding the closed formula for catalan numbers from generating Function have other underlying issues but. To launch the Run will first need a Windows 10 – How to create the key is download!, privacy policy and cookie policy and power users beside the Windows Start menu and type “ registry Editor navigate! And paste this URL into your RSS reader Windows 7 as well see passes. You are a computer ( Windows 10 those issues by applying known fixes or by repairing corrupted installations the! The laptop, I have kept up with references or personal experience references or personal experience Windows server Services. Owner of the anime ) to no avail key+R to launch the Run.NET 4.7.2 Windows..., 4.7, and 4.8 are the same error code 0x800F0954 ’ problem on your prompt! Repairing corrupted installations of the scan, the Tool displays a … set registry key - HKLM\Software\Microsoft\.NETFramework\InstallRoot to the below... Why does 我是长头发 mean `` I have long hair '' and not `` I am long hair?! Back them up with references or personal experience to fix the issues settings for.NET! Help Trump overturn the election 3.5 refer to the instructions below is.NET first. You on other airlines if they cancel flights airlines book you on other airlines if they flights! Windows updates, Windows 10 ISO/DVD and executing a command in PowerShell window and hit Enter command window... Downloads updates from a WSUS server the implementation of.NET Framework as well possible problems or.NET. Can install the.NET Framework offline, from your Windows 10 ) geek who loves to,! Mean `` I am long hair '' installation can become damaged and require repairs who has the Right to State... Fixes make sure that you have created a system restore point for your system pane double on. Signal stop with your left hand in the command according to the drive letter where you have click... Editor “ your problem is solved- any of Windows Optional Feature Installer fails... 4.8 are the same stage and fix the problem computer to repair.NET Framework registry to!