Which Adobe product exactly?
Which operating system?
What's the exact error message? Any error code?
As John said, you need to tell us at least what product you are trying to download/ install onto what system.
Adobe message : Adobe Reader could not open " Secret Father a Novel
19780547526836.ACSM " because it is either not a supported file type or
because the file has been damaged [ for example, it was sent as a email
attachment and wasn't correctly coded. This problem has occurred on all my
attempts to download various files and lists from my regional Library and
any good news[?]