The firewall is showing software warranty license expired and not able to upgrade from Panorama but have valid support license

• The firewalls display license as "support expired" on Panorama and will not be able to upgrade from Panorama.
• Checking the license on the firewalls confirm the firewalls having a valid support license locally. 
• Trying to push the PAN-OS software under device deployment on Panorama, the firewalls are not be listed/visible to do a selected push.

• Panorama managed Firewalls
• Supported PAN-OS
• License

Expired software warranty license is kept on the firewall. 

1. On the Firewall, delete the expired software warranty license key from the firewall CLI.
   

> delete license key Software_Warranty<expiredate>.key (check the key-name on the firewall)

1. Navigate to the firewall GUI to make sure, the expired/deleted key is removed.
2. Navigate to the Panorama, Panorama > Device Deployment > Licenses > Refresh.
3. After refresh, the the support license is updated with the valid key and its expiry date.
4. Retry commit/push from Panorama, it should work fine.