I've used this extension for years. It has some quirks and can get in the way when you don't want to auto fill a field, but those problems are small compared to the value you get.

I have used this addon by years and saw no problem. Two factor auth. works perfectly.
Yıllardır kullanırım, hiç bir sorununu görmedim. İki aşamalı doğrulaması ise takdire şayan çalışıyor.

So many people complain about LastPass when it's one of the most used and secure password managers out there (just give it a search).

PS: The only thing I would recommend is a tutorial for beginners. The interface, for a beginner, is quite unclear.