tusharguin29Vi VOLTE is fully support and working perfectly on 087 version. Your device may have any other issues.
asus Zenfone max pro m1 software version 087 doesn't support Vodafone-idea (vi) volte. Please solve the problem next update. please solve the problem with high priority because volte is a day to day life vary important feature
ASUS ZENFONE MAX PRO M1 VOLTE RELATED QUARY
Christine_ASUS1. West Bengal,purba bardhaman
Thank you for your asking. Kindly provide the information below so that we can better assist you.
1. Which region do you reside while using VI card?
2. If you use other sim carrier (e,g. Airtel), does the VoLTE work in your device?
3. Have you ever rooted/unlocked/flashed custom rom?
4. When did the issue appear?