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.

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.

To do this, follow these steps: Open an elevated command prompt. To do this, do the following as your appropriate: If you are running Windows 10, Windows 8.1 or Windows 8, first run the inbox Deployment Image Servicing and Management (DISM) tool prior to running the System File Checker.

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time.

If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Resolves a vulnerability in Windows Explorer that could allow remote code execution if a user visited a specially crafted webpage.

Need more help? If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver.

Sign in with the Microsoft account you associated with this version of Microsoft 365 . Forgot your account details? See I forgot the account I use with Office. From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install.

Learn to delete or restore files from your OneDrive recycle bin in Android or iOS, plus how to see how much storage you have available in your personal OneDrive account.