I sent an encrypted folder to my computer from my phone. How do I open file to read

[Android Central Question]

I had to back up a file on my phone. It sent encrypted back up file to my computer. Now idk how to open and read the file on computer

 

[ManiacJoe]

If the file is encrypted, you will need to decrypt the file using the app that encrypted it, then send the file to your computer.

Which phone?
Which version of android?
Which carrier?
Which file?
Which app did the encrypting?