.DEADBOLT File

File extension deadbolt is related to Deadbolt ransomware, a malicious virus that affected QNAP devices in January 2022.

The deadbolt suffix has been added to files affected by the code, typically documents and photos.

How to open:

Unless you have encryption, it will be impossible to recover these files.

How to convert:

You cannot convert these files to anything else. You first have to recover / decrypt the files before you can convert them to anything else.