Technically you do lose the second factor, but nowadays 2FA is often mandatory or they force some crap like SMS/email verification onto you. If you are aware of the risk then it isn’t a huge deal.
Though you might want to consider not using it at least for the most important stuff like banking (here you don’t even have an option; banks have their own 2FA apps that you have to use) and primary/recovery email.
Technically you do lose the second factor, but nowadays 2FA is often mandatory or they force some crap like SMS/email verification onto you. If you are aware of the risk then it isn’t a huge deal.
Though you might want to consider not using it at least for the most important stuff like banking (here you don’t even have an option; banks have their own 2FA apps that you have to use) and primary/recovery email.