Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Find your Windows product key - Microsoft Support
Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...
Applies To: Microsoft account dashboard
Activate Windows - Microsoft Support
Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...
Ways to install Windows 11 - Microsoft Support
Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
如何兌換禮品卡和代碼 | Xbox Support
按 [開始] 按鈕 ,然後在搜尋列中輸入 [Xbox]。. 從結果中選擇 [Xbox] 應用程式以開啟應用程式。. 在左上角選取玩家圖示,然後選取 [設定]。. 在 [兌換代碼] 下選取 [兌換]。. 請輸入 25 個字元代碼,選取 [下一頁] 然後依照提示進行。. 備註 您目前無法兌換行動裝置 ...
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
获取有关数字代码或礼品卡的帮助 | Xbox Support
获取有关损坏或不可读代码的帮助. 如果无法读取数字代码的全部 25 个字符,则需要通过联系 aka.ms/contactxboxsupport 请求替换代码。. 联系支持人员时,请确保提供购买证明、序列号和损坏代码的图片。. 注意 请拍摄卡片正面和背面的图片,或拍摄打印代码的收据 ...
All about the Xbox Accessories app | Xbox Support
To use the app on your console, make sure that your accessory is connected, and then: Press the Xbox button to open the guide. Go to Profile & system > Settings > Devices & connections > Accessories. When the Xbox Accessories app launches, select Configure under the accessory that you want to adjust. If you have more than one accessory attached ...
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Call of Duty(使命召唤) | Xbox Support
解决游戏或应用下载缓慢的问题. 解决 Xbox 主机意外关闭问题. 与 Xbox 成就和挑战有关的问题. 解决多人游戏连接错误问题. Xbox 云游戏保存常见问题解答. 对播放光盘的问题进行故障排除. 排查 Windows 设备上的游戏、性能和稳定性问题. 查找你的游戏和附加内容.
Change the refresh rate on your monitor in Windows
Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate , select the Dynamic option. ( Note: This option is only available on supported hardware. If you don’t see the Dynamic option, then your hardware doesn’t support DRR.) If you want to disable DRR and use a fixed refresh rate, you can select a ...