How to make WiFi Calling work on Opal (GL-SFT1200)?¶

Ensure the Firmware is V4.3.17 or Above¶

In the web Admin Panel, go to SYSTEM -> Upgrade, upgrade the firmware to the latest version (V4.3.17 or above). The firmware download link is HERE (online upgrade or local upgrade can both work)

opal4317

Disable the Network Acceleration¶

After the firmware upgrade, in the web Admin Panel, go to NETWORK -> Network Acceleration, then disable it.

networkacc

Based on our experience and customer feedback, the WiFi calling works properly after disabling the Nardware/Hardware Acceleration.

If this solution does not work on your device, please visit our Community Forum or Contact us.