How to conference call in vivo v1?
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I can't conference my call in vivo v1 . When I hold the first person make a call to second, after connecting the second person , option named JOIN appears but after pressing this option is shows '' can't conference the call''
Please help me.
.
I can't conference my call in vivo v1 . When I hold the first person make a call to second, after connecting the second person , option named JOIN appears but after pressing this option is shows '' can't conference the call''
Please help me.