iMessage Waiting For Activation on iOS 16.4.1/16.5 (Fixed)

iMessage Waiting For Activation ios 14 2021iPhone, Activation Unsuccessful ios 14 2021, An Error Occurred During Activation iOS 14, iMessage Waiting For Activation/Activation Unsuccessful/An Error Occurred During Activation on iphone 12, 12mini, 12 pro, 12 pro max, 11, 11 pro, 11pro max, x, xs, xs max, xr, 8, 8 plus, 7, 7 plus, 6, 6s, 6s plus ios 14, 2021.