Although apple successfully launched three new models of iPhone some issues with the past models still prevail. Users still report some issue with even a newly bought iPhone 7. Many issues of the iPhone 7 were solved by new updates, but there is something which didn’t. One such unsolved issue still being reported by some iPhone 7 users is the occurrence of hissing or echo sound when on call. This article is about steps you can try to fix the hissing or echo sound during call on iPhone 7.

The reports about a strange hissing or echo sound coming out of the device when on call has been coming out since the launch of iPhone 7. Apple is still not able to figure out the real reason behind. Although many reported issues were solved by releasing updates this particular issue still exists for iPhone 7 users. The issue is not common for all users but do exist for some of them

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Reasons and ways to fix the hissing or echo sound during call on iPhone 7

There can be multiple reasons for the occurring of this issue on your iPhone 7. It can be a simple network issue to a defected hardware piece on your device. The solution can also be simple to a complex one. If it is a defect on your hardware you have no other way other than contacting your retailer or apple care. If it is not a defected hardware, the solution is easy and you can fix the hissing or echo sound during a call on iPhone 7 yourself. Here are the non-hardware issues which could cause the problem:

  • Network issue
  • Interference with earphones or other gadgets
  • System firmware issue

Solution to network issue

To fix the hissing or echo sound during call on iPhone 7 occurring due to network issue you can’t do anything with the device. The network issue is caused due to an issue at your service provider side. You will have to contact the service provider and get the problem cleared.

Interference of earphones or other gadgets; solution

Your device call may get interfered by different gadgets often. If there is earphone used, it is recommended to remove it and see if the problem still exists. If you are not using tan earphone you can try switching on the speaker and turning it off again. You can toggle speaker on and off by taping on the speaker icon during the call.

Solution to problem due to firmware issues

Smartphones are always prone to firmware issues. the easy fix to any firmware issue is simply resetting all settings of the device. If you are planning to do a reset it is recommended to backup all important data. The steps to do a reset on your iPhone 7 are:

  • Open settings
  • Tap on the ‘general’ option
  • Tap on the ‘reset’ option
  • Tap on the ‘reset all settings’ option
  • Confirm reset

I hope this guide was useful in understanding how to fix the hissing or echo sound during call on iPhone 7. If any queries or feedback, please leave a comment below.