Recovery steps if you cannot update the firmware in the running partition

Zyxel_Jeff

If you cannot update the firmware in the running partition


Here is a situation, if you notice you cannot update firmware to the newer firmware such as from V4.65P1 to V4.72. You can follow the below steps to recover your FW update function:

STEP1. Back up and download the startup-config.conf of the running partition.

STEP2. Reboot from the standby partition, after booting up from the standby partition, update the firmware to V4.72 then apply the backup startup-config.conf.

STEP3. Update another partition firmware to V4.72.