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To upgrade to Windows 11, you need enough space on your hard drive for the installation to take place. To view how much hard drive space is available on your computer, select File Explorer on the taskbar (known as Windows Explorer in Windows 7) or press Windows logo key + E. Then select Computer or This PC and look under Hard Disk Drives or under Devices and drives.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Chargers that don't have a standard USB Type-C connector might use a proprietary, nonstandard connector that your PC (or phone) doesn’t support. The USB device might not work. Try connecting it to a PC. Try these solutions. Possible cause. Make sure your Windows 10 phone has all the latest updates for Windows.

Press Ctrl + Alt + Delete to open Task Manager.If you don’t see Task Manager after pressing Ctrl + Alt + Delete, press Ctrl + Shift + Esc to open Task Manager.. If Task Manager flickers along with everything else on the screen, a display driver is probably causing the problem.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

In Outlook, the message recipient can decline to send read receipts. There are other scenarios where read receipts are not sent, such as if the recipient's email program doesn’t support read receipts. There is no way to force a recipient to send a read receipt. Select a tab option below for the version of Outlook you're using.

If you don't see Disk space, you don't have the latest update to Windows 8.1 and Windows RT 8.1. For more info, see Install the Windows 8.1 Update (KB 2919355). You can also check the current space on your PC in File Explorer by searching for This PC.

Outlook won't start. I can't setup my Microsoft 365 email in Outlook. Outlook keeps asking for my password. Outlook keeps saying "Trying to connect..." or "Disconnected" Shared mailboxes or shared calendars don't work. I'm having problems with my calendar. Outlook stops responding. Outlook keeps crashing. I can't send, receive, or find email

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。