I can't able to remove extension using composer remove, says git issue, how to install git
what is the command line you used? if you try to find magento 23.4 it will not be available until some decade..
Hello @Aveeva
I think you are facing issue like this guy,
https://stackoverflow.com/questions/17792588/composer-says-git-not-found
try the above answer once if it helps.