The Android 9.0 Pie is fairly a new version of the Google labs. With the release of new Android 9.0 Pie, the parallel thing that happens is the development of the Custom ROM which essentially acts as a wrapper to the underlying Android version. The Official Resurrection RemixExtended Pie on Xiaomi Redmi 4A based on Android 9.0 Pie is packed with new Wallpaper Themes, AutoFill, Redesigned Power Menu, Adaptive Icons, Picture -In- Picture Mode, Google Play Protect and 2X Boot Time, new Shutdown and boot Animation, Pixel 3 Launcher, Round Statusbar Icons, and Settings. Follow the below step by step guide to install Resurrection Remix ROM on Xiaomi Redmi 4A (Android 9.0 Pie). The Redmi 4a comes equipped with a large 5 Inch HD IPS Touchscreen Display 720 x 1280 pixels, 16:9 ratio (~296 ppi density). The device is powered by Quad-core 1.4 GHz Cortex-A53 Qualcomm MSM8917 Snapdragon 425 (28 nm) Processor, having 2GB RAM With 16GB ROM which can be expanded via microSD up to 256 GB. It comes with Android 6.0.1 Marshmallow firmware at the top of Xiaomi’s MIUI 10. It sports a 13MP PDAF Autofocus Camera With Dual-Tone LED Flash and f/2.2 aperture and a 5MP FF f/2.2 camera. The rear side camera can take [email protected] videos and can capture HDR and panorama. It houses a Non-removable Li-Ion 3120 mAh battery. It has all the connectivities options like Wi-Fi, Bluetooth v4.1, GPS, USB OTG, and more. For the price, it is one of the best devices of its time.
Pre-Requirements:
Make sure the bootloader on your device is unlocked and your device is rooted and you have a custom recovery installed.
Make sure your device has more than 50% battery. Make sure you have taken a backup of your important data. Now proceed To Install Lineage OS 15.1 On Xiaomi Redmi 4A.
Downloads
Download Resurrection Remix 9.0 Download GApps For Resurrection Remix 9.0 ROMs Download latest Magisk Android Pie | Android 9.0 (If you want root access)
How to Install Resurrection Remix Android 9.0 Pie on Xiaomi Redmi 4A
Make sure your device is rooted and have the latest TWRP recovery installed. (Check the Pre-Requirement Section Above) First, download the files from the above link and extract them Now transfer the downloaded files to the internal storage of your device. Now reboot to the TWRP recovery by holding your power and volume down buttons together for a few seconds. Take a nandroid backup by selecting the option from the home screen and then your data and cache from the recovery menu.
Now return to the main menu of TWRP and wipe cache, data, and system before flashing the ROM
In order to Wipe data: Go to Wipe —> Advanced Wipe and select Dalvik/ART cache, cache, System, Vendor, and Data and then swipe to wipe. (Don’t select the internal storage)
Now Return to the main menu of TWRP again and install the GSI ROM which is just a system image. Go to Install -> Install Zip -> select the ROM Zip file
Next flash the Gapps file like custom ROMs Guide: How To Flash GApps (Zip) via TWRP Recovery Last but not least, flash Magisk (optional) if you want to root (not recommended as all devices have different methods) Guide: How To Install Magisk On Android Pie To Gain Root
Using ADB and fastboot
Download and install ADB and fastboot on your PC. Now transfer the file (GSI system .img) to the ADB folder Connect your device to PC and boot your device into bootloader mode. Now Open command windows there or Windows power shell and issue the following command
Once the flashing process is completed, reboot your phone and you will be booted into Resurrection Remix Based on Android 9.0 Pie. If you have any doubts regarding this process, feel free to comment below.
