Windows 10, version 21H2 update history; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651) June 11, 2024—KB5039211 (OS Builds 19044.4529 and 19045.4529)

Узнайте, как установить последнюю версию драйвера для принтера. Если вы недавно обновили Windows, вам может потребоваться переустановить драйвер принтера.

Your account page is on Office.com. After you sign in, click the arrow next to your name, and then click My Account.

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

Do one of the following: If you've never used Easy Connect, select Use Easy Connect.. If you've used Easy Connect before, select your helper’s contact name. To invite someone who isn't on your contact list, select Invite someone to help you.

但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False (AND)，或只有一个条件需要为 True 或 False (OR)，或者如果想要检查某个条件是否不 (NOT) 符合你的条件，这时该怎么做呢？这三个函数均可以单独使用，但它们更常见于与 IF 函数成对使用。

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.

Cookie 是你访问的网站存储在设备上的小块数据。 它们有多种用途，例如记住登录凭据、站点首选项和跟踪用户行为。 但是，出于隐私原因或解决浏览问题，你可能想要删除 Cookie。 本文提供有关如何：

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.