You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs.

Learn how to install Office 2013 on your PC or Office for Mac 2011.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.

修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机

That verification method isn’t working right now: Sometimes the block may be tied to the verification method you are using.Try using another verification method connected to your account. For example, if you are using SMS to verify yourself and are hitting a block, try using an alternate email that is connected to the account to receive your authorization code.

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.