That's a lot already for me and I don't know how to react if I'll be that guy. One reason to refrain downloading extensions that you don't know. Check the official website of your hardware wallets if they support extensions but mostly, they don't.
Thank god I've just bought a hardware wallet and from now on never have to worry about any of this sht
The guy bought a hardware wallet named KeepKey which is also a good choice. But he fell for a wrong and fake app which he thought that it's an official google extension.
Ledger also keeps on reminding everyone through their subreddit regarding these phishing websites and fake google extensions. They have a note that they are not asking for our recovery phrases.
https://www.reddit.com/r/ledgerwallet/comments/ck6o44/be_careful_phishing_attacks_in_progress/Sadly no matter the warning people think they are safe, or have been told so. No matter how much we hold in our wallets we should be always doing research as vulnerabilities will appear in all the software and hardware we are using.