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升级到 Windows 11 无需Microsoft。 但是，Windows 11升级下载的大小很大。 Internet 提供商可能会对通过按流量计费的连接进行的大型下载收取费用。 要升级到 Windows 11，设备必须满足 Windows 11 的最低系统要求。 某些 Windows 10 的功能在 Windows 11 中并不适用。 有关详细信息，请参阅 查找Windows 11规格、功能和 ...

Try it! In PowerPoint, you can rotate or flip objects like text boxes, shapes, and pictures. Tap the object that you want to rotate. Select the rotation handle at the top of the object, and then drag in the direction that you want. To flip an object, under Shape Format tab, in the Arrange section, select Rotate > Flip Vertical or Flip Horizontal. For more precise movement, select Rotate > More ...

Learn how to get Office add-ins for Outlook.

Learn how to install Office 2021, 2019, or 2016 on your PC or Mac.

Learn how to turn on Bluetooth in Windows and connect a Bluetooth device

Add an account to OneDrive on iOS Use the Microsoft OneDrive app on your iOS device to work with your personal OneDrive account as well as your OneDrive for work or school accounts.

When versioning is enabled in your SharePoint list or library, you can store, track, and restore items in a list and files in a library whenever they change ...

Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows PC from afar. Here's how to set up your PC to allow remote connections and then connect to the PC you set up.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. When you get a message that says Windows can't be activated, there are several possible reasons why. Select any of the following topics to see some typical reasons for activation difficulty, along with possible ways to get going again.