Matebook D15 suddenly shuts down and doesn't turn on. Help. So I was in the middle of using it when it suddenly shut down. I tried just pressing the power button, long pressing the button and it did turn on, but it also shut down ASAP. The light indicator near the charging port doesn't turn on when charging it (No, I never turn it off) 01. Boot your Huawei Mate 20 Pro in safe mode. Microphone not working on Huawei Mate 20 Pro. Sometimes the third party apps control how the microphone behaves.Therefore restart your Huawei Mate 20 Pro in safe mode and it will may help to you. (When you are on safemode, it will disable all third party apps temporally) More about – Safe mode. Turn off the mobile and remove the Nano SIM card. Then we put it back inside and turn on the computer again. Deactivate “Bluetooth” and make a test call. Use the phone until it runs out of battery and turns off. Then we must put it to charge, turn it on again when its battery reaches 100%. Make a call with the device turned on in Safe Mode. Try to reboot your HUAWEI MATE 20 PRO phone. Remove the SIM card (s) and insert it/them again. If the problem persists, purchase a new SIM card. Check if there is any damage to the SIM card or SIM card holder. Go to Network Settings and check if the specified SIM is activated. Steps to disable invisible Wi-Fi on Huawei routers: Login to your Huawei router dashboard page. Navigate to More Functions > Wi-Fi Settings > Advanced Wi-Fi Settings. Here make sure the invisible wifi settings are disabled. Click on the save button and restart your router. . If there are no images to be seen, then either way as a DIY repair all you can do is to temporarily replace the LCD screen and check what happens and go from there. If still no good it is on the systemboard. You would need to find the schematics for the systemboard to locate the backlight power supply circuit. In this video, I'll be showing you how I repaired a Huawei Mate 20 Pro that was stuck on the Huawei logo screen. After troubleshooting and identifying the is Make sure to connect your Huawei P20 Pro to your computer using a known working USB cable. Then, once you’ve done, check the computer to see if it detects your Huawei P20 Pro. your phone must be If it does, the proximity sensor will be disabled. Your phone will enter Sleep mode when you are making a handsfree call (on a speaker or headset) or if you leave the call screen during the call. In this case, press the Power button to turn the screen back on. If the fault occurs in other scenarios, ascertain the location of the proximity sensor. Matebook D15 suddenly shuts down and doesn't turn on. Help. So I was in the middle of using it when it suddenly shut down. I tried just pressing the power button, long pressing the button and it did turn on, but it also shut down ASAP. The light indicator near the charging port doesn't turn on when charging it (No, I never turn it off)

huawei mate 20 pro won t turn on