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Common Huawei P20 problems and their fixes

enero 19, 2020

If you've already got your hands on Huawei P20, it's one of these smartphones that will surely captivate your mind. From the attractive design of the camera, to the long-lasting battery, you have a range of impressive features in this phone. The phone is powered by a 1.8 GHz octo-core processor and can be stored in 128 internal storage. There is a 40-mgapixel camera on the back of the phone and a 24-mgapixel front shooter, an ideal option to shoot selfies.

See also: Common problems with OnePlus 6 and their fixes

Features of P20 Pro

It is a dual SIM phone with many connectivity options such as Wi-Fi, GPS, NFC, 4G and sensors such as Accelerometer, Proximity Sensor, Compass / Magnetometer, Gyroscope and Ambient Light Sensor. With all these punch functions, you hope to get the best performance from the phone. However, just like other smartphones, you may experience some issues while using this one. A good option is to identify these problems from the start and know how to resolve them. What are the most common issues reported on this cell phone? Read the following points.

Common issues with Huawei P20 and their fixes

Problem 1: multiple reboots

Many online forums have mentioned the random restart issues of this Huawei mobile phone. The problem can arise in different applications, even if the frequency of the occurrence can be different. One of the major problems with this phone is the random shutdown and restart. And all of this is happening apparently without any cause. Is it possible to solve the problem?

Solution 1:

  1. To get started, you can try wiping the cache partition.
  2. power off your Huawei P20 Pro by pressing and holding the power key, then press power off.
  3. Once the phone is turned off, you must press and hold the Volume up and Power keys simultaneously until the Huawei logo appears on the screen.
  4. After that, you can release the power key, but hold the volume up key until you can see the EMUI interface on the screen.
  5. You can use the Volume down key to focus on the partition the cache is clearing and the Power key to choose.
  6. When finished, you can use the volume up key to highlight Restart the system now and the power key to choose it.

If the restart problem persists, there is probably a problem with the setting or the application.

Solution 2:

  1. You can reset the phone to check if your assumption about the application or setting malfunction is correct or not.
  2. When you are done with the factory reset, you can try to get a new setting for the phone instead of the new one. This will help you test if the restart problem returns.
  3. If the problem does not recur, you can start installing the applications and monitor the restart problem.

If you are performing a factory reset after setting up the Huawei P20 Pro as new, and if it still restarts unexpectedly, it is time to contact the Huawei service center or the dealer from whom you received the phone.

Problem 2: Delay in the touch screen

Another problem that can bother users is the delay in the touch screen of this phone. You can try with precise and small movements, but it won't help much.

Huawei P20 touch screen problem


  1. In the settings menu, you can access Smart Assistance and Motion Control to activate smart screen capture.
  2. You can bring the phone to customer service to resolve the software issue, and some people have expressed satisfaction with this.

Problem 3: the battery drains too quickly

The battery of this cell phone can last a day or two days and, about 4000 mAh, this should not be a problem for users. However, some of them have expressed concerns about draining the battery too quickly, and here are some troubleshooting tips that you can use.

Huawei P20 battery problem


  1. You can simply go to Settings> Battery, then activate the power saving mode or the Ultra power saving mode or the power saving mode to reduce the background operations that allow you to keep phone battery.
  2. You can try to save the battery by going to Settings> Security> Screen lock and passwords and changing the display operations.
  3. You can also visit Settings> Battery to modify or darken the interface colors.
  4. Take a look in the Settings> Battery> App menu and adjust some settings to change the coverage.

You can also change the screen resolution to record the load or configure the phone in standby mode from the settings. Try to keep the display as low as possible to prevent the battery from draining.

Problem 4: Malfunction in the microphone

Some people have complained about microphone malfunctions. You may not be able to hear calls correctly, or you may not be able to record video and audio messages correctly.

Solution 1:

  1. You can hold down the power button and restart the phone. For most people, this seems to be the temporary solution to the problem. The problem may be with the USB-C headset adapter, private space or Bluetooth for audio. The best you can do is restart the phone after using all of these features.
  2. If there are applications using the microphone, you can try uninstalling the feature to check if everything is okay or if it helps to solve the problems.

Solution 2:

It may be nothing more than a software bug. You can try a system update or check for updates to find out if software updates are available.

Problem 5: slow charge in this mobile

The device charger can recharge the battery in no time. However, some people may also experience problems when charging the phone. If the charge on this cell phone drops too quickly, here are some corrective measures you can try.


  1. Make sure you use the charger and cable that came with your Huawei P20 Pro and plug it into the wall outlet properly.
  2. If the Huawei P20 Pro is wet, it may try to limit the charge on this phone as a security feature. All you have to do is give it a little time to dry it by placing it in a bowl containing grains of rice to attract the moisture that has accumulated on the phone.

If the problem persists, contact Huawei, your operator, or your reseller.

Problem 6: Phone overheating

Even if it is not easy to get rid of overheating problems on the phone, it will not be too difficult if you know the following troubleshooting tips.

Huwaei P20 overheating


  1. When you frequently charge the phone using the power bank, you should use a rated power similar to the phone specifications and use a high quality power bank to achieve this.
  2. avoid downloading multiple files at once
  3. Check the recent apps you have downloaded
  4. You can update the device firmware.
  5. Try to keep your RAM free and prevent background applications from running.
  6. You can try to check the problems that may have caused the overheating problem and try to check the device in safe mode. If the problems arise due to the applications you have installed on the phone, you can uninstall some of them.
  7. Try to use the charge supplied with the device.

Keep the screen brightness at eye level.

Problem 7: Problem with the camera

Treating a bad camera is not difficult only if you know some of the tips listed below.

Huawei P20 camera problem


  1. When trying to capture these images with the other camera apps you have installed, focus on using the default camera on the phone. The output is better anyway. You should also update the default camera on your device.
  2. Cleaning the camera lens properly can help you get a better view. Be sure to remove the transparent cover supplied with the device.
  3. To prevent photos from becoming blurry, you should try to focus on the object when taking these pictures. Using the camera flash can give you better results.
  4. The camera memory should have enough space to save the photos you have taken.
  5. You should clear the camera's cache for more space.

Problem 8: Windows recognition problem

You must be careful to remove any obstacles that may appear when establishing a connection between your PC and the device. To facilitate connection, you can follow some tips.

Huwaei P20 Windows recognizes


  1. Always try to use the correct connection cable supplied with the device.
  2. Make sure to change the USB configuration to MTP.
  3. When you lose the connection, try to use the parallel port available in the laptop. After creating the connection, don't forget to restart your device.
  4. Installing and updating the USB drivers is essential.
  5. Lightly clean the connection port.
  6. Find out if your connection has limits due to device security.

Try to avoid transferring corrupted data.

Problem 9: Problems in the SIM card

When you have problems with the SIM card, you can solve the problems easily with the following tips.

Huawei P20 Sim show


  1. You can delete and re-insert the SIM card to resolve any undetected problems.
  2. Performing a basic restart can help.
  3. Avoid damaging the SIM tray and replace it if necessary.
  4. Checking the SIM card settings to find out if the SIM card is not disabled can make phone operations easier.
  5. Go to network search manually.
  6. Try to get a working SIM card.
  7. The device and the SIM frequency must be similar.

Eliminate network problems with the SIM card and replace it if none of the other methods allow you to resolve the problems.

Problem 10: Problems in the GPS

Mainly, the problems in the GPS are related to the telephone network. Here are some tips to help you solve the problems.


  1. Try to be in a location where you can get reasonably good signal strength.
  2. Disabling mobile data can help.

You can update navigation and maps with the device firmware.

Problem 11: Detecting the SD card

Today, everyone wants smartphones with more memory space because it helps store more multimedia files. If you want to browse the Internet, you can easily do so using the SD card. Although this phone has internal storage that extends up to 64 GB, you may experience space or memory issues due to the SD card in the device.

Huwaei P20 Detect Sd Card


  1. You can free up space on the SD card.
  2. Try to format the SD card when you insert it after a while.
  3. Checking the compatibility of the device with the SD card is a must.
  4. You should never cause physical damage to the SD card.

The purchase of a good quality SD card is necessary.

Problem 12: Performance issues in the phone

Although users are willing to pay a large sum to improve the performance of the mobile phone, even the best models sometimes encounter performance issues. Here are some things you can do to overcome the problems.

Huawei P20 performance issue


  1. You can update or delete the apps that show the non-compliance behavior in this device.
  2. Stop using the device while it is still occupied by the multitasking.
  3. Updating the applications installed on the phone can help you improve its performance.
  4. Try to check for a virus on the phone.
  5. Deleting the phone memory is essential because you should never allow it to be filled with unnecessary data.

If none of the above tips offer a solution, you can try performing a default reset.

Problem 13: problems with connectivity in the phone

This is one of the major problems that you can face with your cell phone just like the others. Be aware that connectivity issues can arise due to network or internet issues. However, you can use solutions or methods to check for problems.

Connectivity problem Huawei P20


  1. You must confirm that your device does not have any connection with a device other than the one with which you want to establish a connection.
  2. Try restarting the device before using another solution to resolve the connectivity problem.
  3. You can change the Bluetooth connectivity icon and turn it off. You can press it to turn it back on and find the device with which you want to connect the device
  4. Always make sure to enter the correct password when needed on the other device.
  5. Try to clear the history related to devices with which you have recently connected.
  6. You should always check that there are no limitations on the connection you have established.

It is necessary to verify that the energy saving mode is activated or not. If it is on, you can easily recognize the culprit because Bluetooth consumes a lot of energy on your device. Power-consuming apps are automatically disabled when your devices are not getting enough food.

Problem 14: Wi-Fi connectivity problems

When there is a problem with Wi-Fi connectivity, you should check if you have already exceeded the bandwidth limit.


  1. You can try switching your Wi-Fi on by simply turning off the router and turning it back on after about fifteen twenty seconds to see if it helps you fix the problem or not.
  2. Make sure you enter the correct password as Wi-Fi passwords are case sensitive.
  3. It is important to check the antenna of the device to know if it works properly or not.
  4. Make sure that the rest of the data exchange applications are not running in the background.
  5. When you installed the router recently, you need to check if the cable connection is perfect.
  6. Try to delete the previous connection you made using Wi-Fi and add it again.
  7. Device Update The Wi-Fi driver can help.

These are some of the most common issues you may face with a P20 smartphone. Using troubleshooting tips can help you get rid of them easily.