Camera doesn't work in Windows - Microsoft Support
When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.
Install mobile apps and the Amazon Appstore on Windows
To use mobile apps on your Windows 11 PC, you need to install the Amazon Appstore. Once it's set up, you'll be able to browse and install mobile apps from a curated catalogue.
使用语音键入来说话,而不是在电脑上键入 - Microsoft 支持
使用听写将语音转换为 windows 电脑上任意位置的文本。
How to get and use app passwords - Microsoft Support
After you turn on two-step verification or set up the Authenticator app, you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification. For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password ...
Update drivers manually in Windows - Microsoft Support
Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update.
Unlock a file that has been locked for editing - Microsoft Support
The Office app is running in the background. If the file is not shared on a network or if you are certain that no one is currently editing it, then an instance of the Office app with the file open might be running in the background.
Applies To:
Excel for iPad, Word for iPad, PowerPoint for iPad, Excel for iPhone, Word for iPhone, PowerPoint for iPhone, Word for Android tablets, Excel for Android tablets, PowerPoint for Android tablets, Excel for Android phones, Excel Mobile, PowerPoint for Android phones, PowerPoint Mobile, Word for Android phones, Word Mobile
Windows 11 and Secure Boot - Microsoft Support
Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.
Find your BitLocker recovery key - Microsoft Support
A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive.
Fix your Outlook email connection by repairing your profile
Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Turn off, disable, or uninstall OneDrive - Microsoft Support
OneDrive is built in to some versions of Windows and can't be uninstalled. But you can hide it and stop the sync process, so it stays hidden. To do this, turn off all the OneDrive settings and remove the OneDrive folder from File Explorer.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet