I am new.
I noticed that when credentials are on two pages BW cannot fill them.
Ex, virginplus.ca
Those sort of non-standard login pages are a pain, but you can still work with them easily. If you are using the browser extension to login, you can just press CONTROL-SHIFT-L on the keyboard (COMMAND-SHIFT-L on a Mac) to force the autofill of the password.
If you wanted to tweak things yourself a bit, you might be able to use the Custom Fields feature in Bitwarden to force an autofill of the password field on the second page. More details are here: