Chrome
Open Chrome settings by typing chrome://settings/ in the address bar or by clicking on the three dots from the top right corner > Settings.
From the left sidebar, click on Performance. If you’re looking to protect only certain sites from being made inactive, сlick the Add button that is next to Always keep these sites active
Type in the websites you want to always keep active, enter only the main domain of a website
EDGE
Open EDGE settings by typing edge://settings/ in the address bar or by clicking on the three dots from the top right corner > Settings.
From the left sidebar, click on System and Performance. If you’re looking to protect only certain sites from being made inactive, сlick the Add button that is next to Never put these sites to sleep
Type in the websites you want to always keep active, enter only the main domain of a website
Firefox
Safari