If the steps above don't work, you may need to reinstall Windows. For more info, see Windows 10 recovery options. Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Step one: Access the UEFI (or BIOS) Step two: Make changes in the UEFI (or BIOS) Step three: Turn on Virtual Machine Platform in Windows. Related topics. More help on Microsoft Docs. Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.

The Windows Malicious Software Removal Tool (MSRT) helps remove malicious software from computers that are running any of the following operating systems: Windows 10. Windows Server 2019. Windows Server 2016. Windows 8.1. Windows Server 2012 R2. Windows Server 2008 R2. Windows 7. Windows Server 2008.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

The .NET Framework Repair Tool follows a four-step process: Tries to troubleshoot setup issues. Applies the fixes (requires user consent) Tries to repair all installed versions of .NET Framework. Collects logs (requires user consent) The tool may make one or more changes to the installed version of .NET Framework.

Windows 11 Windows 10. PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check.

Windows 11 Windows 10. Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly. Install the new app. Open the new app. Pin Quick Assist.

Select Start > Settings > Network & internet > VPN . Next to the VPN connection you want to use, select Connect. If prompted, enter your username and password or other sign in info. You'll know you're connected to a VPN in the following two ways: On the VPN settings page, the VPN connection name will display Connected underneath it.

Windows 11 Windows 10. Select Start , then open Settings . Under Privacy & security , select Windows Security > Firewall & network protection . Open Windows Security settings. Select a network profile: Domain network, Private network, or Public network. Under Microsoft Defender Firewall, switch the setting to On.

Install Microsoft 365 2019 or 2016 on a PC. Remember a one-time purchase version of Microsoft 365 is licensed for one install only. Depending on your browser, select Open file (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).