One Talk W78B IP DECT Cordless Phone - Factory Reset
Here's how to restore your One Talk W78B IP DECT Cordless Phone or its corresponding W78HV handset to factory default settings if your system admin advises you to do so.
After the reset is completed, all settings revert to the factory defaults except handset registrations. Before performing the reset, check with your system admin to verify whether a backup of the settings exists.