Scid vs PC is a great software to help on analyse your game with the help of chess engine (AI). It is free.
Here are several videos teaching how to use Scid vs PC.
Creating a Database and Adding Your Games: https://www.youtube.com/watch?v=NG2yRGlL1iU
Adding Databases and Engines: https://www.youtube.com/watch?v=MbX0kmj13MA&t=7s
Study Chess Games with SCID database: https://www.youtube.com/watch?v=uCjFQmaLTDo
Learn Chess Openings with SCID Database: https://www.youtube.com/watch?v=7_ZPltcSyjo&t=2s
Here is where you can download Scid vs PC: http://scidvspc.sourceforge.net/
Here is where you can download stockfish: https://stockfishchess.org/
Here is where you can download free database: https://www.kingbase-chess.net
And another source for database: https://theweekinchess.com/twic