The solution of configuring the interpreter every time pycharm opens a file

When I opened pycharm today, I found that the interpreter could not be used, and then I found a solution on the Internet. Some said it was solved with defautsetting, but I didn’t find the default setting 233333, and my solution is as follows:
Open pycharm -> file -> setting,
and then:






Finally, choose the installation location of your pycharm interpreter here, save it!