Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

On your PC, in the Phone Link, select Messages. To start a new conversation, select New message. Enter the name or phone number of a contact. Select the person you want to send a message to. A new message thread opens for you to begin with. If you encounter issues while using messages, our troubleshooting tips may help.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

可通过不同的方式删除应用和程序，因此如果找不到要查找的应用和程序，可以尝试另一个位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。 如果程序无法正常运行，则可以先尝试 修复 它。 Windows 11 Windows 10 从“开始”菜单卸载

ただし、Microsoft 365 を再インストールするときに、既にプロダクト キーを取得していてアカウントに Microsoft 365 を関連付けている場合は、「 サインインして Office をダウンロードする 」セクションを参照してください。

Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.

Wenn Sie sich bei Ihrem Outlook.com-, Hotmail-, Live- oder MSN-E-Mail-Konto nicht anmelden können oder nicht sicher sind, wie Sie sich an- oder abmelden können, finden Sie hier einige Lösungen.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Internet Explorer mode in Microsoft Edge Some sites are built to work with Internet Explorer and have functionality that isn't supported by modern browsers such as Microsoft Edge. If you need to view one of these sites, you can use Internet Explorer Mode in Microsoft Edge.