How to install Friends+Me browser extension

A few easy steps to install a browser extension.

Google Chrome extension can be installed from https://chrome.google.com/webstore/detail/friends%20me/pjdlcblehpgcjmpmopkipiinbdeemmaa

Safari extension can be installed from https://safari-extensions.apple.com/details/?id=me.friendsplus.extension-for-safari-N5NR7FKFS3

Opera extension can be installed from  https://addons.opera.com/en/extensions/details/friendsme/

Firefox add-on can be installed from https://addons.mozilla.org/en-US/firefox/addon/friendsplusme/