Kwikset 888 stop working and not remove from panel

My 888 SmartCode Electronic Deadbolt with Z-Wave stops work and now even if i make hard reset still dont work and can remove the device’s from painel

So you want to delete it from the panel but are having trouble doing so?

Is the device powered and functional locally at its keypad? Have you replaced the batteries in the lock before trying other connection steps at the panel?

If the lock was factory reset, it would need to be removed and relearned into the panel. The removal steps are the same whether the lock currently works on the panel or not. The steps to follow are found at the link below:

Yes