1. Open the start menu, select the control panel, in the open control panel, find and click the "default program" item;
2, then In the opened interface, select Click “ associate the file type or protocol with the program;
3, then double-click the file to be modified, you can directly modify it;
4, Choose the default open method, and any such file will open in the same way in the future.
1. Click the “Windows” icon at the bottom left of the desktop,
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