Featured image of post Evolution X 6.3 04240931 Official Polaris Build

Evolution X 6.3 04240931 Official Polaris Build

Linux 4.9.311, tons of kernel optimizations, rounded corner fix, April security patch, and some new features.


  • Formatting data and clean flash are required if you come from android 11. Please do not update through OTA if you are on android 11.
  • Encryption is disabled for various reasons. You can keep using the latest TWRP or OrangeFox, but please follow the clean flash guide carefully.
  • Dirty flash is fine from previous EvoX builds based on android 12 or 12.1
  • When switching to other ROMs, you may need to re-flash the required firmware, if the ROM you are going to flash does not include one.

Device Specific Changes:

  • Etude kernel: Op.12 No.3
    • Linux 4.9.311
    • CodeLinaro tag LA.UM.10.3.r1-01700-sdm845.0
    • Enabled Spectre BHB mitigation
    • adapted qcom’s kgsl perf counter change to non-privileged scratch buffer
    • ported compiler friendly vectorization for XOR from mainline kernel
    • ported arm64-specific crc32_be optimization from mainline kernel
    • ported Arm Optimized Routines for strcmp and strncmp from mainline kernel
    • merged and adapted lots of branch prediction hardening code from android common kernel
    • fixed qcom’s PSCI BP hardening mitigation for kryo2xx/3xx cores
    • DO NOT use another kernel. Just don’t.
  • Fixed rounded corners

Evolution X Updates:

  • April security patch
  • Heads-up notification blocklist/snooze/timeout
  • Option to hide IME button space
  • OOS style notification clear button
  • Many more misc stuff

Clean flash guide:

  • Install the latest TWRP or OrangeFox
  • If you have the latest OrangeFox R11.1_1, you can simply wipe the cust partition from GUI. With TWRP or older versions of OrangeFox, open Terminal (Advanced/Terminal in TWRP, Menu/More/Terminal in OrangeFox), and run command
    mke2fs -t ext4 -b 4096 /dev/block/bootdevice/by-name/cust
    then enter “y” to confirm.
  • Install ROM in recovery
  • Format data (the one you type “yes” to confirm)
  • Reboot

Gapps, vendor and firmware are included.

Download | XDA Thread

md5: c2e211153443ed95ef63e5b734b2fc9e

Please report issues to jjpprrrr.

Licensed under CC BY-NC-SA 4.0
comments powered by Disqus
Built with Hugo
Theme Stack designed by Jimmy