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 ...

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.

在 Excel 中，还可以使用 AND、OR 和 NOT 通过公式选项设置条件格式条件。. 这样做可以省略 IF 函数，并可以独立使用 AND、OR 和 NOT。. 在 Excel 的“ 开始 ”选项卡中，单击“ 条件格式”>“新建规则 ”。. 接下来，选择“ 使用公式确定要设置格式的单元格 ”选项 ...

对于全屏（或全屏独占）模式下的电脑游戏，你将看不到 Game Bar，但可以使用 Windows 徽标键 + Alt + R 来开始和停止录制。 录制开始和完成后，将看到屏幕闪烁。 如果已启用后台录制，还可以使用 Windows 徽标键 + Alt + G 来录制最后 30 秒（或你选取的任何时间）内容。

Windows 10. Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag. Select Defragment and Optimize Drives. Select the disk drive you want to optimize. Select the Optimize button.

Stlačením kombinácie klávesu s logom Windows + G otvorte panel Game Bar. Vyberte ponuku Miniaplikácia, potom vyberte miniaplikáciu. Vyberte ikonu Pripnúť v pravom hornom rohu miniaplikácie. (Opätovným výberom pripnutie zrušíte.) Ak chcete miniaplikáciu pripnúť len pomocou klávesnice, pomocou kombinácie klávesov Ctrl + Tab ...

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

To check if Windows 11 is ready for your device, go to Start > Settings > Update & Security > Windows Update and select Check for updates. If the upgrade is available for your device and you want to proceed, download and install it. Note: Downloading and installing Windows 11 will most likely take longer than a typical Windows 10 feature update.

如何提供意見反應？ 如果您遇到任何問題或對 Microsoft IME 有任何建議，請透過意見反應中樞提供我們意見反應。 您可以在操作功能表中開啟 [從傳送意見 ([意見中心 (以滑鼠右鍵按一下通知區域中 [IME 模式) 圖示的功能表，或按一下這裡。您的意見反應會直接傳送給我們的工程人員，以努力改善 ...

To check for updates, select Start > Settings > Windows Update , then select Check for updates. If updates are available, you can choose to install them. Check for updates. If you run into problems updating your device, including problems with previous major updates, see common fixes at Troubleshoot problems updating Windows.