F5 license activation or reactivation is very simple. There are basically two reason why you reactivate your license.
1. You are adding a new module to your device with an add-on key.
2. You want to do an upgrade. The Software image needs to know that you have an active support contract to successfully install. You will see that there is a service check date in the install. If your support contract runs out/ your license expires you won’t be able to do any upgrades beyond that date.
To reactivate the license on your device follow these easy steps: