I made a simple dotnet global tool that helps renaming my photos by EXIF date taken metadata.
Original: DSC106.jpg => New: 20200312_2345.jpg
It is written in C#, but the core functionality is powershell script.
https://github.com/tesar-tech/RenamePhotos
Install
dotnet tool install renamephotos -g
Usage
Use RenamePhotos command in folder with .jpg pictures.