PathLengthCheckerGUI is a software product for Windows developed by https://github.com/deadlydog/PathLengthChecker
It is reported that the following Windows processes are part of PathLengthCheckerGUI:
If you want to remove PathLengthCheckerGUI from your computer, just go to Start > Control Panel > Add/Remove programs and select PathLengthCheckerGUI from the list of programs.