you cannot change your steam username. However, you can change your display name. You do this through opening the steam client, pressing view all friends, pressing the drop down box next to your name then pressing change profile name. Should you leave more than $1,000 in a checking account? You’ve done it.Can people on Steam see my previous profile names?
“Can people on Steam see my previous profile names?” As Quora User said, yes, the last 10 profile names are visible on your Steam Community profile, by twisting open the triangle next to your current profile name.