If "mwbla" = "album" with a typo or rotation, maybe final answer is:
Could be an additional cipher (e.g., each reversed word then shifted -1). Try on "ahdn" shift -1 → z g c m? No. Since this seems like a custom cipher puzzle, the most plausible you intended is: Reverse each word and then read. That gives: Download- mwbla zdwn rdna jdya ahdn 81 tns msj Download- albwm nwdz andr aydj ndha 18 snt jsm...
It looks like you’re trying to assemble a phrase or filename from a coded or scrambled message. If "mwbla" = "album" with a typo or
But "nwdz" — shift -1 → m v c y — still no. Download- albwm nwdz andr aydj ndha 18 snt jsm...
The string:
Yes! "AHDN" = A Hard Day’s Night.