UserAgent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.79 Safari/537.36

Example URL:
Google Accounts

Steps to reproduce the problem:
1. Open chrome
2. Sign in to google account
3. Open G-mail and Google Plus
4. Close browser.
5. Open Chrome- find Gmail and G+ logged out -

What is the expected behavior?
Close browser Google Account stays logged in.

What went wrong?
Dell Inspiron, Win 10 x64. PC came back from Geek Squad Warranty work that swapped motherboard and reloaded Win 10 the evening before the last Win 10 update. Update messed with Sticky Notes App and reset clock.
One or the other seems to be causing Log Out when browser is closed.  Unless there was something else that coincided with these events.

Does it occur on multiple sites: Yes

Is it a problem with a plugin? No 

Did this work before? N/A 

Does this work in other browsers? Yes

Chrome version: 67.0.3396.79  Channel: stable
OS Version: 10.0
Flash Version: 

Does not happen on Canary or Edge 
Re: Updates: My WiFi is metered, and when people say 'block update' they say to 'click WiFi to metered'.  Would that have an affect on this???
A forum asked about cookies and AV.  Cookies set correctly and no changes were made to Avast AV before these occurrences. 
Facebook was also logged out but after a few days it stayed open. Hotmail was also affected. I worked on that and now it has 'log in'page and clicking that page leads to the client opening [Good enough]