Repairing the Volume Button Problems with iPhone 4 The volume keys on the iPhone 4 have become damaged for many who own this device. Below are some of the ways to troubleshoot and possibly address these issues:
Method 1: Check Silent Mode
More advanced solutions have been detailed but before you try them, prove that your iPhone is not in silent mode. You can confirm this by seeing the physical flip switch on either side of your device. There is now a little orange indicator if the phone is on silent. Use the switch to turn sound on.
Way 2: Turn on AssistiveTouch
If the buttons on your phone don’t work properly, then you can use AssistiveTouch. This enables you to control volume via an on-screen menu. To find it, head to Settings >
General Accessiblity AsssistiveTouch and toggle it on. You’ll see a floating button on your screen with adjusts volume.
Get there From: A Better Way to Clean the Volume Slot
Volume buttons may be obstructed by dust and debris. Also check the region near buttons and clean it with soft brush or air, if any dust in stuck in-between.
Method 4: Reboot Your Device Forcefully
A basic reboot can address many small software bugs. You can force reboot your iPhone 4 by holding down the Home button and the Power button simultaneously until you see the Apple logo.
Additional Considerations
Whatever other value you might override is irrelevant to the way your sound settings should behave when the volume up and down buttons are used.iPhone Volume Fix (ad) Settings > Sounds & Haptics — Change with Buttons (toggle on).
Check for Hardware Problems: And the last option is to check whether there is any hardware problem if none of the above methods work. You might want to visit an Apple Store or an authorized repair center for further assessment.
This will hopefully help you to solve some problems with the volume buttons of your iPhone 4 if any.