You can change a file name extension, but that won't convert the file to another format or change anything else about it except the file name. To learn more about how to change which program will open a file, read Change default programs in Windows 10. If you don’t see file name extensions when you view files in File Explorer:

Tip: If you want to find cells that just match a specific format, you can delete any criteria in the Find what box, and then select a specific cell format as an example. Select the arrow next to Format, select Choose Format From Cell, and then select the cell that has the formatting that you want to search for.

如果选择 " 使用 Internet 激活" 选项，激活向导将通过您的 Internet 连接自动与 Microsoft 授权服务器联系。如果您使用的是以前未使用过的有效产品密钥，则您的产品将立即激活。 如果选择 " 使用电话激活" 选项，请拨打 "激活向导" 中提供的电话号码，然后键入客户服务代理提供的确认号码。

Argument. Description. start_date . Required. A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas or functions (for example, DATEVALUE("2001 ...

Để chụp ảnh cắt video, hãy mở Công cụ Cắt, chọn nút Ghi, sau đó chọn Ghi mới hoặc nhấn phím logo Windows + Shift + R.Chọn khu vực màn hình bạn muốn ghi, sau đó chọn Bắt đầu.Khi bạn hoàn tất, hãy chọn Dừng.Tại thời điểm này, bạn có thể lưu bản ghi như hiện tại hoặc chọn Chỉnh sửa trong Clipchamp để làm ...

Find out how to use your Xbox Game Pass membership to share the benefits with your friends on any Xbox console.

Select a column with this problem. If you don't want to convert the whole column, you can select one or more cells instead. Just be sure the cells you select are in the same column, otherwise this process won't work. (See Use Paste Special and Multiply below if you have this problem in more than one column.)

注意: 某些版本的 Project 没有关联的Microsoft帐户、工作或学校帐户，或者你需要以其他方式兑换产品密钥。如果这是你获取 Project Professional 2021、Project Professional 2019、Project Standard 2021、 或 Project Standard 2019 的版本的方式，请参阅以下内容： Microsoft 工作区折扣计划(以前称为家用许可计划)：你通过公司 ...

Without a designated home Xbox console, you can’t redownload content through other Xbox profiles. For more info on the home Xbox console setting, go to: How home Xbox and game sharing work. Note Consumable game content and any Microsoft account balance aren’t transferable from the suspended profile, ...

撤消上标或下标格式. 若要撤消上标或下标格式，请选择文本，然后按 Ctrl+空格键。 插入上标符号. 对于几乎总是上标的某些符号，如 ® 和 ™，只需插入该符号，其格式将自动设置为上标。