How to display file extensions: 1. Open "File Manager", click "Organize" in the upper left corner of the window, and select "Folder and Search Options" from the pop-up drop-down menu; 2. Click "View" tab; 3. In the "Advanced Settings" column, find the "Hide extensions for known file types" option, remove the previous check, and click "OK".
The operating environment of this tutorial: Windows 10 system, Dell G3 computer.
After the win operating system is installed, the extension will generally not be displayed. The system's default file suffix is hidden, for example:
To We need to set it up before it can be displayed. Method:
1. Open the "File Manager", click (Organize) in the upper left corner of the window, and select (Folder and Search Options) from the pop-up drop-down menu; or in the menu Click (Tools) on the toolbar and select (Folder Options) in the Tools drop-down menu.
2. Now enter the folder options box, click the (View) column here.
In the advanced settings under the viewing bar, find the "Hide extensions for known file types" option, click the check box in front of it, and make sure it is unchecked. Then remember to click (OK) to complete the setup.
You can see the .jnt, rar, txt, file extensions in the picture below
Recommended tutorial: "windows tutorial》
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