- Go to Managed System > Firmware.
- In the FortiFone Firmware tab, review the list of FortiFone firmware files and select the firmware file to schedule for the upgrade.
- Click Action, then click Activate.
- Enter a Name for this upgrade.
- If you want to select specific extensions to upgrade, disable All related devices and then select the extensions.
- Update the Start time and End time.
- Click Create.
The firmware upgrade is scheduled to run.