There could be several reasons why your iPhone 13's ear speaker isn't functioning. Here are some actions to identify the issue and possibly resolve it: Clean the Speaker: The ear speaker may occasionally become blocked with dust or other debris. Use a gentle brush or pressurized air to thoroughly clean it and make sure there are no obstructions. Try resetting your iPhone by pressing the power button. Restarting the device can sometimes fix problems caused by software bugs. Verify that the most recent updates to software have been set up on your iPhone by checking for revisions. Apple frequently releases updates to address bugs and enhance system functionality. [br]