For new users, please read about PerfectDynamics 3.0 Sound Optimizations first for new improvements with Fidelizer ROMs.
Now it’s time for one of the most popular DAP from iBasso to receive PerfectDynamics 3.0 update. I also updated ported MangoPlayer app from DX220Max version too so enjoy. 🙂
-Based on iBasso DX200 firmware version V1.10.120
-PerfectDynamics 3.0 Sound Optimizations applied
-Added MangoPlayer from iBasso DX220Max 1.01.123 ROM
-Google Play Store added
-Apollo – Fidelity Edition from https://forum.xda-developers.com/android/apps-games/apollo-music-player-fidelity-edition-t3038629 included
-Revamped MangoPlayer UI with improved user experience and optimizations
-build.prop tweaks for better video and storage performance and improve battery life
-Audio engine optimized for only audio playback (EQ/Gaplass features work)
Download: iBasso DX200 Purist ROM
Installation Guide
1. Install Rockchip USB driver included in iBasso DX220Max Upgrade Tool and make sure it shows ‘Found One ADB device’ in AndroidTool software
2. Extract OTA ROM from Official Oreo ROM firmware to DX200’s internal storage and flash from Settings > System > Updater > Local storage
3. After successfully flashing official ROM, go to Settings > System > About tablet and tap “Build number” for 7 times to enable “Developer options”
4. Tap back arrow to enter “Developer options”, enable “USB debugging”, and press OK
5. Connect DX200 to computer with USB connection in Android mode again and press OK to allow USB debugging
6. Download Disable Verity package and run disable_verity.bat file to disable verity and restart (Authorize USB debugging on device and run again)
7. After DX200 boots up properly with Verity disabled, run reset_loader.bat file so you can enter loader mode
8. Open AndroidTool, click on “Upgrade Firmware” tab, click on Firmware button and select update.img extracted from Purist ROM then click Upgrade
For Mac / Linux users, please check this guide for flashing Fidelizer Purist ROM on Mac / Linux instructions.
If you like improvements in Purist ROM, you may upgrade to Enhanced / Advanced ROM for even better sound. Please read Portable Products for more details including Fidelizer Mod project with 3 modification levels and happy listening. 🙂