TQSL retains the most recently-deleted Callsign Certificate for each of your callsigns, enabling you to recover an inadvertently deleted Callsign Certificate.
To restore a Callsign Certificate,| 1. | Select the Callsign Certificate menu's Restore Deleted Callsign Certificate command. | 
| 2. | In the Callsign Certificates dialog that appears, | 
| 2.a | Click on the Callsign Certificate you wish to restore. | |
| 2.b | Click the OK button. | 
Note: if there are no deleted Callsign Certificates to restore, the Callsign Certificate menu's Restore Deleted Callsign Certificate command will be disabled.