Model: Huawei P30
System: emui 10.1
Specific method steps:
1. Turn off the virtual HD call function.
2. Check whether the ring volume and call volume are mistaken.
3. Check whether the earpiece of our mobile phone is blocked by foreign matters.
4. Check whether the mobile phone film blocks the sound outlet of the earpiece on the top of the mobile phone.
1. Note that if the handset is damaged, it needs to be repaired.
2. Be careful not to disassemble the mobile phone by yourself.
Huawei P30 is a mobile phone of Huawei Terminal Co., Ltd. The phone is equipped with Hisilicon Kirin 980 processor, with a screen of 6.1 inches and a resolution of 2340 * 1080 pixels. The camera has a maximum 30x digital zoom.
After hundreds of coating tests, Huawei P30 series has achieved mass production with the highest film thickness. The sky realm is processed by 15 layers of process, in which the gradual plating process is composed of 9 layers of nano vacuum optical coating, and the thickness is only 1 / 100 of a piece of paper.