Watch the video:
Timestamps:
0:00 - Explanation
0:29 - Steam: Stopping automatic downloads on startup
2:30 - Steam: Update overnight, schedule downloads
Have a slow or limited internet connection? Annoyed by Steam automatically downloading when it starts? This video shows you a simple way around stopping it from happening. While you can’t turn it off completely, you can use a fix if you turn your computer off at night. This video explains the process.