View more Microsoft account help topics. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

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.

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Устранение неполадок с аксессуарами Bluetooth. Если вы можете включить Bluetooth, но у вас возникают проблемы со связыванием или использованием аксессуара Bluetooth, см. следующие действия, которые помогут вам устранить ...

The full path (including the file name) is too long. The path must contain fewer than 442 characters. Shorten the name of your file or the name of subfolders in OneDrive, or select a subfolder that's closer to the top-level folder, and then try to upload the file again.

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@mention a tag in a channel. In a channel conversation, simply @mention a tag (type @ and the tag name) in your message and select the tag from the list.The tag will appear just like any @mention, and the people associated with the tag will be notified.

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sum_range 可选。要添加的实际单元格，如果要添加在范围参数指定以外的其他单元格。如果省略sum_range参数，Excel就会添加范围参数中指定的单元格（与应用标准的单元格相同）。. Sum_range 的大小和形状应该与范围相同。如果不这样做，性能可能会受到影响，而且该公式将对从sum_range中第一个单元格 ...

Both batteries in the Surface Book must be charged above 10 percent to detach the keyboard. If either of the batteries has less than a 10 percent charge, the green light on the Detach key won’t come on when you press it and you won’t be able to detach the keyboard.