if you want to get help form the community,you should post more relevant information like: wallet software you are using (web wallet,hardware wallet,software wallet and their verisons)
you said you were able to recover your account,this suggests you were using a web wallet but how were you able to back it up on nas ...
if it was one of the core wallets,any versions,or a software wallet like Electrum etc.
all you need is your private key,then choose a new wallet software here:
https://bitcoin.org/en/choose-your-walletthen follow instructions on how to import your keys from your old wallet to the new one:
https://en.bitcoin.it/wiki/How_to_import_private_keys