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Voice is not audible when put in loudspeaker

Please tell us some basic information before asking for help:
Model Name: Asus Rog 5
Firmware Version: 18.0840. 2104.57
Rooted or not: No
Frequency of Occurrence: all the time when I am using the loudspeaker outdoor times
APP Name & APP Version (If your issue relates to the app):
In addition to the information above, please provide as many details as possible, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.


This is a know bug, Kindly update your phone's software.



【Model Name】

ROG Phone 5 (ZS673KS)

【Release Date】


Since the server pushes update notice to different serial numbers by batches, it may take some days for you to receive the FOTA notice. Thanks for your patience. You may tap “System updates” in [Settings] >[System] to check if there is new firmware available. Or, you can also try to manually update firmware by referring to the following link.

How to update firmware on my phone?

【Release Note】

  1. Updated Android security patch to 2021-07
  2. Fixed issue with sending MMS messages on Optus Australia 
  3. Fixed an issue where some videos played through apps would get stuck and without response. 
  4. Fixed issue where AirTriggers would become insensitive after opening Taobao APP

[210817] ROG Phone 5 _WW_18.0840.2107.151
Check for manual update:
Settings => System => System update
If no OTA found:
Go to ASUS.IN website => Support => Enter ROG Phone 5 in search => Download the above mentioned file.