How to unable Wifi Calling/ VOwifi on Asus Zenfone 3 (ZE520KL) ?

How to unable Wifi Calling on Asus Zenfone 3 (ZE520KL) ?
Any trick tricks or mod available ?
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How to unable Wifi Calling on Asus Zenfone 3 (ZE520KL) ?
Any trick tricks or mod available ?