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Hi. Using Samsung Galaxy S9 and the sound on phone calls has become dim. If I plug in headphones or go on speaker mode, it sounds fine. The people I am calling can hear me fine. Is this a cleaning issue? Been trying to resolve for a few weeks but struggling. Thanks.
Hi, It could be a cleaning issue or perhaps a faulty speaker. Either way you may have to open the phone to find out Here’s the ifixit Samsung Galaxy S9 Earpiece Speaker Replacement guide which may be of some help. If it is determined that the earpiece speaker is the problem replacement earpiece speakers - examples only are available online. Just search for Galaxy S9 earpiece speaker part to get results for suppliers that suit you.