Open User Accounts by clicking the Start button , clicking Control Panel, clicking User Accounts and Family Safety, clicking User Accounts, and then clicking Manage another account .. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

注意: 如果还没有许可证，则需要为 Windows 11 Pro 获取单独的许可证。对于在硬件或虚拟机上运行的每个 Windows 11 专业版实例，都需要唯一的许可证。 可以通过 Microsoft Store 的“下载”选项购买许可证，或通过零售版购买许可证。 Windows 11 专业版产品密钥与平台无关 (x64 与 Arm) 。

If you haven't already set up messages, do the following: On your PC, in the Phone Link, select Messages. To start a new conversation, select New message. Enter the name or phone number of a contact. Select the person you want to send a message to. A new message thread opens for you to begin with.

The GROUPBY function allows you to create a summary of your data via a formula.It supports grouping along one axis and aggregating the associated values. For instance, if you had a table of sales data, you might generate a summary of sales by year.

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。

Learn common SharePoint Online tasks with these videos and tutorials, and get links to more training for SharePoint and Office 365.

Wichtig: Sie sollten die Anzahl der Administratoren auf Ihrem Windows-Gerät begrenzen, da Administratoren die vollständige Kontrolle über das System haben.Administratoren können Einstellungen ändern, Software installieren und auf alle Dateien zugreifen. Wenn zu viele Personen über diese Zugriffsebene verfügen, kann dies zu Sicherheitsrisiken wie der Installation von Schadsoftware oder ...

Notes: Reinstalling Windows 11 using installation media while choosing to ‘Keep nothing’ (a clean install) will automatically enable reserved storage if the partition you reinstall Windows to is 20GB or larger. Reserved storage sets aside disk space to be used by updates, apps, temporary files, and system caches, thus improving the day-to-day function of your PC by ensuring that critical ...

Tip: If your can't get the code by email or phone, you might be able to enter an email address that's different from the one you're trying to recover. Go to the Recover your account page and follow the prompts. Enter your current password, enter your new password, and then select Save.

The issues fixed by this method shouldn’t occur in Windows 10 1511 or later. Important: Follow the steps in this method carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.