13-08-2021 10:49 PM
Shafarilzulkifl, Mi 9t pro currently not officially listed in the supported phone list for Digi Vo-LTE. You might experience service interruption for the unsupported phone, especially on the incoming/outgoing call and call quality if Vo-LTE service activated. The service will be activated once it is available for the phone model.
For more info, please visit - https://www.digi.com.my/support/our-network/volte.