Amandeep_8129 , via OnePlus 7T , Apr 11, 2021 : Whenever I plug my phone to battery the default animation of dash charging with sound comes... This is ok. But while using the phone (in charging) I hear the same charging sound which I heard while plugging in my phone. Device - op7t Os - Oxygen os Occurence - 100% of time (always) (Whenever I submit in feedback section app either lags or keep crashing and restarting ... So PLEASE FIX THIS ISSUE... My BIG MISTAKE TO BUY ONEPLUS DEVICE.