Avast On lIne Security Windows 10

Hi,
When I do a search and all the web addresses come up an Avast small green icon used to appear at the side of the web addresses of good sites, this has disappeared on Windows 10.
How can I get it back please?
JRJR

Which browser are you using ???

hi bob

thank you for replying
windows edge

Edge does not accept any addons or extensions yet

THANK YOU ESSEXBOY