Later than ios 14.5 Callkit Video call. Timing is not displayed

Later than ios 14.5 Callkit Video call. Timing is not displayed。The audio is normal

` CXCallUpdate *update = [CXCallUpdate new];   update.supportsGrouping = false;   update.supportsHolding = false;   update.supportsDTMF = false;   update.supportsUngrouping = false; update.hasVideo = YES;

  [self.provider reportNewIncomingCallWithUUID:uuid update:update completion:^(NSError * _Nullable error) {         }]; `

Later than ios 14.5 Callkit Video call. Timing is not displayed
 
 
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