My Friends are suffering from Low Call Volume who is using the old iPhone 5S/5C/4S/4 because it’s special for them and whatever. Or using aged people because of its plain iOS and Easy to operate and use only for calling, Messaging, Video call or more.
Here I am suggesting few tricks that work most of the case without any investment or repair cost from hardware or software problem.
Your phone has no sound means frayed sound, Disturbing, unwanted noise while are make or receive a call. Turn the speaker mode is not the permeant solution but we can try it for temporary.
Let’s check other Fixed on Low Call Volume on iPhone 5S/5C/4S/4
Increase Phone call sound during call
Use side volume up and down button once you picked up the incoming call or after the start to talk while you make the call.
Otherwise, volume button will control or manage ringtone or phone sound level.
Check and Update iOS.
This is simple and straightforward ways to fix low call volume on iPhone after the update.
Check the Settings app on iPhone: Move to Settings App > General > Software Update.
Clean Speaker or Microphone holes
Remove dust layer over the speaker thin net. We can clean it using the soft dry brush that we are using for our kids. Don’t use any water or chemical.
Reset to Default Settings
Might be some Software Problems are creating the internal error. I would like to recommend reset your iPhone settings.
Don’t clean up or delete data saved on photos app & Other Third-party apps.
Go to the Settings app > General > Reset > Reset All Settings. Test calling volume.
Go to apple Service Center or Third-Party Repair Services
Hardware error is causing the issue with Call volume suddenly slow. So, check the history, have you replace the screen or other internal parts, Might be loose connection internally.