Maybe water damage
My iPhone sounds muffled and has a bit of static when any sound is being used.
iPhone 8 Plus, iOS 14
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My iPhone sounds muffled and has a bit of static when any sound is being used.
iPhone 8 Plus, iOS 14
Did you ever get it wet? If not, see if this helps: https://support.apple.com/en-us/HT203794
Did you ever get it wet? If not, see if this helps: https://support.apple.com/en-us/HT203794
Maybe water damage