Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Windows 11, version 21H2; October 8, 2024—KB5044280 (OS Build 22000.3260) September 10, 2024—KB5043067 (OS Build 22000.3197) August 13, 2024—KB5041592 (OS Build 22000.3147)

If you don’t want to use the proxy server when you visit certain websites, enter the ending of the website address in the exception list (for example, *.contoso.com). For multiple websites, type each website address and separate the addresses with a semicolon (for example: *.contoso.com; *.adatum.com).The * is a wildcard so any website addresses that end with the website address listed will ...

Important: Before trying any of the solutions below, make sure you back up your personal files. You can back up your Windows PC, or insert a USB drive and use File Explorer to drag and copy important files to the USB drive.If you’re signing into Windows with a Microsoft account, your system settings will be automatically restored after updating, once you’re connected to the internet.

Sign in to microsoft365.com to view your Microsoft 365 work or school account. Sign in. Install and manage your apps. On the Office apps card, select Manage, and select Install to install or reinstall the latest desktop apps, or other apps such as Project or Visio.(An install option is available as long as your admin assigned you a license and gave you permission to self-install.)

Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

登录到 Xbox 应用，然后选择“好友”。 在搜索框中输入玩家代号，然后按 Enter。请务必细心注意玩家代号的拼写和空格。 右键单击要添加的搜索结果中的配置文件，然后选择“打开配置文件”。 选择配置文件屏幕中的“添加好友”按钮以发送好友请求。在好友列表中看到请求之前，他们需要批准 ...

Tip: If you're using a wireless display adapter, connect the adapter to an HDMI port on newer TVs, then wirelessly connect your PC to it.After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter.

To reset your PC, go to Start > Settings > System > Recovery .Next to Reset this PC , select Reset PC.Then, select Keep my files, choose cloud or local, change your settings, and set Restore preinstalled apps? to No.. Open Recovery settings