The email she uses is the main email address from her ISP, so she can also reset it by requesting a reset code by text (or, at worst if she also loses her phone

The email she uses is the main email address from her ISP, so she can also reset it by requesting a reset code by text (or, at worst if she also loses her phone, by going to a store and showing her ID). After thinking about it, the only real problem I found was indeed the extra hassle. I stopped trying to convert her to a password manager after that.