Make your web browsing a little safer by using #Firefox in Linux Mint #WebAppManager (also installable on other distros: https://ubuntuhandbook.org/index.php/2021/01/install-linux-mints-web-app-manager-ubuntu-20-04/amp/) combined with #Firejail

Effectively you utilize a ‘Firefox profile’ through the Web App Manager to expose a single authorized site (like any of your social media accounts) as a separate app.
In the background Firejail makes sure your system is shielded from the Firefox process. As an example: only the default Downloads folder is accessible