求大神告知，Pycharm添加Python解释器提示SDK失效怎么解决？

求大神告知：
Pycharm添加Python解释器提示：
Cannot set up a python SDK
at Python 3.8 (untitled5) (H:\Python\python-3.8.2-amd64.exe).
The SDK seems invalid.
并且Python一直出现Modify Setup怎么解决？