Advanced Options > Import DOES not exist
https://support.lastpass.com/s/document-item?language=en_US&bundleId=lastpass&topicId=LastPass/import-generic-csv.html&_LANG=enus
Hello@@User17358418755605389964
Welcome to the LastPass Community. We apologize in advance for the issues you have been experiencing using your LastPass account. I tried it on my testing account (free) and there is an import option. To resolve this please do the following:
Please let us know if there is something else we can do for you.
Greetings!
Heyner | Customer Care