UserAgent: Mozilla/5.0 (X11; CrOS x86_64 11021.38.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.124 Safari/537.36
Platform: 70.4.39 (Developer Build - neverware) developer-build chromeover64

Steps to reproduce the problem:
1. Download and install Steam
2. Download a game
3. Leave it to download the game

What is the expected behavior?
Steam remains open and the game download completes

What went wrong?
Steam gets terminated

WebStore page: https://store.steampowered.com/

Did this work before? N/A 

Chrome version: 70.0.3538.124  Channel: n/a
OS Version: 11021.38.0
Flash Version: 0181205.1.999.999