After successfully transferred files from old mac to new macbook I started erasing files from the old one to make room in the hard drive, everything I erased from the old mac was erased as well from the new macbook.
MacBook Pro 13", macOS 10.14
Have a look at https://support.apple.com/en-us/HT206985
Sign in on iCloud.com with your AppleId and have a look at Recently deleted items
Have a look at https://support.apple.com/en-us/HT206985
Sign in on iCloud.com with your AppleId and have a look at Recently deleted items
How were you doing the migration, direct connection between the devices, from a TIme Machine Backup, or clone?
Migration Assistant problem
