Unlike the ASUS ZenFone 8, you can force-enable VoLTE and VoWiFi on the OnePlus 9 Pro without root access. This is possible because some official OnePlus tools let you access the Qualcomm Snapdragon modem’s internal diagnostic interface and manually set the required parameters to support advanced IMS services.
Read moreDoes OnePlus 9 Pro have carrier aggregation?
Well, it was great on Airtel’s 4G network in Gurgaon with support for Carrier Aggregation . The call quality was great with absolutely no call drops either.
Read moreDoes OnePlus 9 Pro work on Verizon network?
The OnePlus 9 Pro supports all of Verizon’s 4G and 5G frequencies , including mmWave, CBRS and the upcoming C-band.14 Nis 2021
Read moreIs OnePlus 9 compatible with Verizon?
The OnePlus 9 and OnePlus 9 Pro are now certified to work on Verizon’s 5G network , which means folks on Verizon and Visible can pick up the buzzy handsets direct from OnePlus and use them with confidence.2 Nis 2021
Read moreWhat carriers work with OnePlus?
At launch, OnePlus says that the phone will only work on the LTE networks of AT&T and Verizon .30 Mar 2021
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