App permissions - Microsoft Support
Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.
How to add an account in OneDrive - Microsoft Support
If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.
Applies To:
OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
How to get and use app passwords - Microsoft Support
Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.
Get help with Windows activation errors - Microsoft Support
Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.
Check your device performance and health in Windows Security
Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.
Back up your folders with OneDrive - Microsoft Support
Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.
Applies To:
OneDrive for Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Add flair to your email with emojis - Microsoft Support
Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
激活 Windows - Microsoft 支持
了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。
Создание установочного носителя для Windows
Создание установочного носителя для установки или переустановки Windows 7, Windows 8.1 или Windows 10.
Change the power mode for your Windows PC - Microsoft Support
Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.