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.

See Share SharePoint files or folders in Microsoft 365 or Video: Share documents in SharePoint Server.. Share sites. If you have site owner permissions, select >Site permissions, select Add members, and then select Add members to group or Share site only.Fore more information, see Share a site.. Create a team site. If you're using Microsoft 365, you can create a site from the SharePoint start ...

Outlook.com でサポートを受けるには、ここ をクリックするか、メニュー バーの [ヘルプ] を選択してクエリを入力します。 セルフヘルプで問題が解決しない場合は、[さらにヘルプが必要ですか?] まで下にスクロールし、[はい] を選択します。 Outlook.com でお問い合わせいただくには、サインイン ...

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

注意: 使用安装介质重新安装Windows 11，同时选择“不保留任何内容” (干净安装) ，如果重新安装 Windows 的分区为 20GB 或更大，则将自动启用保留存储。 保留存储空间将留出磁盘空间以供更新、应用、临时文件和系统缓存使用，因此可确保关键的操作系统功能始终可以访问磁盘空间，从而改进了电脑 ...

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

The Access 365 Runtime is like previous runtimes in that all design-related UI is either removed or disabled. The Access 365 Runtime includes the Access Database Engine which contains a set of components that facilitate the transfer of data between existing Microsoft Office files such as Microsoft Office Access (*.mdb and *.accdb) files and Microsoft Office Excel (*.xls, *.xlsx, and *.xlsb ...

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。

当在新设备中首次启动 Windows 10 时，设备上已安装的防病毒保护程序即是你的默认安全应用。但是，Windows 安全中心已预安装并可随时使用。