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Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。

Contact Microsoft Office Support. Professional Direct Support for Microsoft 365 provides additional advisory support and proactive services to help plan, implement, maintain, and optimize Microsoft 365 solutions that align to your business's needs, as well as reactive support to assist you along the way.

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

For Wi-Fi connection. Select Start > Settings > Network & internet > Wi-Fi and then select the Wi-Fi network you're connected to.

By default, File Explorer opens to Quick Access. You can set a folder to show up in Quick access so it'll be easy to find. Just right-click (or long-press) it and select Pin to Quick access. Unpin it when you don’t need it there anymore by right-clicking (or long-pressing) it and selecting Unpin from Quick access.. If you want to see only your pinned folders, you can turn off recent files or ...

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

Add your work or school account. On your computer, note the Code and Url information on the Configure mobile app page.Keep this page open so you can see the code and URL.