There's more to copying and renaming files on Linux than cp and mv. Try some commands and strategies that might surprise you and save you some time. Linux users have for many decades been using simple ...
This is the type of thing you use shell scripting for, and if you don't want to use the command line, you move back to Windows. This type of thing Linux is BRILLIANT at, and unless you learn the tools ...
Many Linux commands can do more than you might think. The usermod command is one such command, and it can be very handy.