How could i download blue stack 5 i want and andriod emulator my system is kde

[SGS]

How could i learn all the command on a garuda linux

This forums is for Garuda Linux problems, not your personal teaching place. First you should learn how to search effectively in forum or internet. Just read the arch wiki. https://wiki.archlinux.org/ Writing anything in all caps is considered yelling and is rude.