How do I know my spare YubiKey will work when necessary? I've just replaced my old YK with two new ones. The YK registered to slot #1 works as intended. How do I know the YK registered in slot #2 will work (after being promoted to slot #1) when n...

Question

...eeded?

LastPass Support · Answer

Hi @leverett​

Thanks for your interest.

There is no need to test each key after registration.  The process of registering both keys assures that both #1 and #2 will be compatible as needed.