First
1.
Familiarize yourself with the terms that will be used
2.
Familiarize yourself with the Deadbolt © interface
 
 Unlocking the file
1.
Select 'Open' from the 'File' menu
You will see the file name appear in the 'Response' window
2.
Select the encryption key to use (Details)
3.
Click anywhere on the Deadbolt image to unlock the file
4. Yyou will see 'wait' cursor while the file is unlocked. when finished, you will see the 'Deadbolt' image move to the unlocked position, and a confirmation message appear in the 'Response' window.
 
Errors
1.
If you attempt to lock or unlock a file without selecting a keyfile you will see the following message in the 'Response' window
 
 
2.
If you attempt to lock or unlock a file with no file you will see the following message in the 'Response' window
3.
If you attempt to use a key that you do not own, or have not properly exported to a different machine, you will see the following error.