In its default state, Googe Chrome can continue running apps in background, even after it is closed. However, you can always prevent this by Stopping Chrome from running in background.
Stop Google Chrome from Running in Background
The earlier versions of Google Chrome used to provide an indication of being active in the background by displaying a persistent Chrome Icon in System Tray of a Windows computer.
This made it easy for users to stop Chrome from running in background by right-clicking on Chrome Icon in the System Tray and selecting the Exit option in the contextual menu.
In the current version of Google Chrome, the only way to check whether or not the browser is running in background on a Windows computer or Mac is to take a look at the browser settings on your device.
Why Does Chrome Run in Background After Closing?
Whether or not Google Chrome remains active in background (after closing the browser window), depends on the type of Apps and Chrome browser extensions installed on the computer.
Apps & Browser Extensions that have tendency to remain active in the background seek permission from the browser to continue running in background and Google Chrome is known to grant permission for most Apps.
However, it is possible to prevent Chrome browser from being active in background after closing and consuming resources on the computer.
Prevent Google Chrome from Running in Background
All that is required to prevent Google Chrome from running apps in background after closing is to disable this option in Chrome Settings.
1. Open Chrome browser > click on 3-dots menu icon and select Settings in the drop-down menu.
2. On the Settings screen, select the System tab in the left-pane and disable Continue running background apps when Google Chrome is closed by moving the toggle to OFF position.
3. Close the browser window and restart the Chrome browser on your computer.
After this, you will no longer find Google Chrome remaining active on your computer, after the browser window is closed.
Allow Google Chrome to Run in Background
At any time, you can allow Google Chrome to run Apps in the background by going to Chrome Settings > System > and moving the toggle next to Continue running background apps… to ON position.