So I have a .AppImage file: AppImage files
Now I can right-click and run the AppImage as a program: Run as program
Then I have an obscure file ending: Weird File
And I want to make the default program for opening this weird file be my .AppImage, but when I look at the default programs, I can't find it: Default open with
I've tried chmod with the terminal: chmod
Nothing seems to work! Please help!