Time machine clearing
Just got a mac and set up time machine, here is how to clear local backups
https://apple.stackexchange.com/questions/340905/how-to-delete-all-local-timemachine-snapshots
https://macpaw.com/how-to/clear-system-storage-mac
for d in $(tmutil listlocalsnapshotdates | grep "-"); do sudo tmutil deletelocalsnapshots $d; done