Watch the 2 minutes video below or:
- Click on your profile name -> profile
- Click on "Edit Profile"
- Go to "Privacy Settings"
- Change "My Profile" to Public
- Make sure "Game details" have been changed toPublic as well
- Go back to "General"
- Under "Custom URL" you'll see your Steam ID inside the URL
- You can also use your Custom ID if you set up "Custom URL", just set it up there and make sure to save!