Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

If the OneDrive app doesn't launch or keeps crashing, re-install the app: Uninstall the OneDrive app by pressing and holding the OneDrive app icon. Tap the 'X' in the corner and then accept the confirmation message to delete it.

如果相机无法捕获 QR 代码，可以手动将帐户信息添加到Microsoft Authenticator应用以进行双重验证。 这适用于工作或学校帐户以及非 Microsoft 帐户。 为帐户提供的代码不区分大小写，在添加到Authenticator应用时不需要空格。

If your camera is unable to capture the QR code, you can manually add your account information to the Microsoft Authenticator app for two-factor verification. This works for work or school accounts and non-Microsoft accounts. The codes provided for your accounts aren't case-sensitive and don't require spaces when added into the Authenticator app.

Once you've enabled 2 -step verification for your iCloud account, you have to generate an app-specific password to add your account to the Outlook app.

If you are seeing incomplete or incorrect data please try force close and reopen the app. If that doesn't work, then you can try to reset the account on the device:

Use Controlled folder access in Windows Security to review apps that can change files in protected folders.

Learn how to open a shared mailbox in the Outlook Web App. Shared mailboxes let a group of users view and send email, and share a calendar, from a common mailbox.