The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.

Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

Fixes an issue in which recycled files are deleted permanently if you delete files from a DFS link in a network environment on a client computer that is running Windows 7 or Windows Server 2008 R2 after you redirect the Recycle Bin to the DFS link.

To do this, delete all the NI files in the NativeImages directory and then run the ngen update command to regenerate them. Describes how to mitigate large numbers of block events that collect in the MDATP portal.

This article describes an issue that occurs when you try to display a user's "effective access" to a file in Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012. You can resolve this issue for Windows 8.1 and Windows Server 2012 R2 by using the update in this article.

When you use Microsoft Visual C++ 2013, you may encounter the following issues: Heap corruption occurs because of a synchronization bug in SetLocale, and this triggers an access violation. When you install an updated redistributable package, binaries for non-target architectures are removed.

You can start a scan for malware any time you like. Note: Microsoft Defender currently offers anti-malware on Windows, Android, and macOS. From the Microsoft Defender dashboard. If you want a deeper scan, instead of selecting Quick scan in step 3, select Scan options and choose the type of scan you want.

This error occurs if the following conditions are met: The December 8, 2020—KB4592449 (OS Builds 18362.1256 and 18363.1256) update is installed. The on-demand file access feature is enabled. This issue typically occurs when Work Folders is set up on a new device or is configured on multiple devices.