Generally, you should always use the latest version of Android (or an operating system for every electronic product, for that matter). You may not be a fan of Android 10 or you may not think it is ready for everyday use. If you want to downgrade Android 10 to Android 9 Pie, we are here to help you.
We must emphasize that you should not do this unless you do not like Android 10, otherwise it will not work properly in your specific way. device. Android 10 has some great new features – especially in terms of privacy and security – making it superior in many ways to earlier Android versions. It will also be the most up-to-date when it comes to security patches.
If you know all this and still want to downgrade Android 10, the steps are relatively simple. But first, let's prepare you for the downgrade!
Prepare to downgrade Android 10
Before you get started with your downgrade, you must go to do some prep. The first thing to do is back up your apps, photos, videos, etc., because downgrading will completely erase your system .
Once you have sorted your backup, you can & # 39; have to re-download a factory image of Android 9 Pie specially designed for your device. For users of Google Pixel, this is as easy as visiting the extensive list of factory images from Google.
If you are using a third-party phone, preparing for downgrading Android 10 is a little trickier because you must find an official factory image for your device online. A great source for this are the forums on XDA Developers . The most important thing is that you download a factory image specially made for your device and you download it from a reliable source .
Once you have downloaded your factory image, you can & # 39; You will need the following hardware:
- The original OEM USB cable to connect your phone to your computer. If you do not have the original, use a high-quality short and thick cable instead. Do not use cheap, thin cables – they are prone to malfunctions.
- The Android SDK installed on your machine with ADB and Fastboot command works well – view the tutorial here.
- 7zip or a similar program that can handle .tgz and .tar files.
- An unlocked bootloader on your phone. If you do not yet have an unlocked bootloader, check if that is possible and follow the specific instructions for your device. Pixel phones, OnePlus phones and phones from certain other manufacturers are easy to unlock, while phones from Huawei, Samsung and others are more difficult (or even impossible). To be sure, you must examine your own device.
Once you've done all that, go to the next section for the actual downgrade steps!
How to downgrade Android 10
- Enable developer options in your smartphone by finding the Over the phone in Android settings and tapping "Build number" seven times.
- Enable USB debugging and OEM unlocking on your device in the now visible "Developer Options" section.  Make sure you have backed up all your important files. Remember, this will completely erase your device!
- Boot your smartphone in bootloader mode. You can do this on most phones by turning it off and then on again by holding down the power button and the volume down button simultaneously.
- Connect your smartphone to your PC with the USB cable.
- Open a command prompt window on your PC with administrator privileges and start ADB. See the Google summary for more in-depth instructions.
- Ensure that your telephone and PC are communicating correctly by typing fastboot devices in your command prompt window. You should see the serial number of your device.
- Prepare the factory image that you have previously downloaded. Use 7zip to extract the .tgz file that you downloaded and then again to extract the .tar file that you extracted from the .tgz. This creates a folder with different files.
- Copy all those files and paste them into the platform-tools folder in the Android SDK folder on your computer. You should find it in the Program Files (x86) folder on Windows.
- There are two flash all files. Windows users must double click on the one with the gear logo and say "Windows Batch file" on the right. If you use Linux, double-click on flash-all.sh.
- A box appears and the installation should take place. While this is in progress, do not disconnect your device for any reason!
- When the installation process is complete, your device will automatically restart in Android 9 Pie.
That's what you need to know about how to downgrade Android 10. Are you going back to Android 9 Pie? Let us know your reasons in the discussion line below!
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