Make your directory clearn!
Create different sub directories based on the extension of files in the chosen directory, and then move files into the corresponding sub directories.
To run this file, you need to install pathon and and Tkinter library.
check here: https://www.tutorialspoint.com/how-to-install-tkinter-in-python
python dir_org.py
then choose the directory you want to orgnize, done!