[ROM][13][grus] LineageOS 20 for Xiaomi Mi 9 SE [UNOFFICIAL]

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buteo

Senior Member
Aug 14, 2007
184
27
@kyasu If I flash the OrangeFox Recovery which support full A13 decryption can I update your rom without adb sideload?
From OP:
Required TWRP is provided in this post (see below) that returns the correct 'ro.product.device'.

So, with a different recovery, you have to check and eventually handle that requirement.

Sideload can be avoided copying ROM and gapps (and maybe magisks) on a usb-c pen drive, so TWRP can read from that device and write on system partition
 

aiyyo

New member
Mar 12, 2013
4
1
From OP:
Required TWRP is provided in this post (see below) that returns the correct 'ro.product.device'.

So, with a different recovery, you have to check and eventually handle that requirement.

Sideload can be avoided copying ROM and gapps (and maybe magisks) on a usb-c pen drive, so TWRP can read from that device and write on system partition
Thanks for the USB-C tip!
 

remura

Member
Sep 24, 2010
47
6
Great Rom so far.
lineage_grus-userdebug 13 TQ1A.230205.002 eng.kyasu.20230212.234058 test-keys

However the following issues:
1) "Power Saver" seems not to work properly or at least notification when low on power does not show. Device shuts down suddenly without warning. (Important)
2) Face recognition not present (no biggy)
3) Camera not focusing properly

Fingerprint, Magisk working fine
P.S.: Anyone noticed freeze ups of apps? E.g. Aquamail..

Question: Do I need to flash the firmware? Currently on
Great ROM
 
Last edited:

villo88

Member
Aug 9, 2014
41
2
Xiaomi Mi 9 SE
Hi to all I installed v12/02/23. Rom is fine and everything works but.. Here's my review.
1. Mindthegapps gave me back error even with los19 during flashing. Why there aren't nikgapps that actually works? Or is it just me, and if so why?

2. Fingerprint is not so reactive like in los 19. This thing about moving the finger during registration isn't a nice idea in my point of view.

3. Battery on my device is 3h sot. 3h with data and hotspot and is fine but doze is terrible. Maybe is A13, maybe is my device but i have like 6h autonomy and it doesn't last half the day. It's really terrible. Any suggestion to improve my quality of life?
 

emmec

New member
Nov 8, 2022
2
0
Hi, everything works perfect, not even the camera but it s not important for me.
But i can t connect and registrate a xiaomi watch with the original xiaomi app. Could be for some impostations of this rom?
Thank you for your work.
 

prog19

Senior Member
Apr 29, 2012
561
185
Yes, saving takes time, but I can accept that. Switching lenses is much faster and all in all it "feels" better.
Indeed the app experience is nicer. Anso picture size is smaller without any noticeable degradation to the image. I just wanted to know if it was only here (latest CRdroid) that it was slow to save pictures.
Thank you for your response
 

fan-dan

Member
Sep 26, 2007
26
1
after installing crDroid, I can boot into TWRP, I can flash LineageOS20, but my phone will always boot to TWRP. If I flash crDroid again, it will boot into crDroid. How can I go back to LineageOS?
 

buteo

Senior Member
Aug 14, 2007
184
27
Lastest versions are getting worse and worse in terms of battery life. I always dirty flashed.
If it is a common problem I would not wipe all and wait for fixing it
 

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juanrra242

Senior Member
Jan 12, 2012
71
16
Xiaomi Mi 9
Hi you all. I come from cherris 4.4 a13.
Have installed last lineage 20 and is gorgeous in terms of battery. Doze is awesome and everything is working fine .
I only hace two questions.
1. When not in auto brightness ,if i am out with a fixed brightness value ,it is ok for a while ,if i move the phone to a brighter or darker place, it dims ,it seems that auto is enabled when its not.
2. FOD is slow and not accurate in my case .
Any magisk mod por anyway to add face recofnitiom to this ROM?

Thanks in advance and congrats forma the fine work.


In the Pic, the bright is full even if slider indicates the opposite. When I put auto, it cant I crease brightness because it's at Maximum.
 

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juanrra242

Senior Member
Jan 12, 2012
71
16
Xiaomi Mi 9
Want to share battery numbers after one normal day at work. Im gratefully surprised.
 

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  • 3
    I uploaded the new build (lineage-20.0-20230503-UNOFFICIAL-grus.zip).
    (True) Android security update date is 2023-05-05.
    1
    After playing around with different versions, I found BSG 8.8 v4 works best for me. The lens switching is faster, and happens in-app rather than opening another instance, allowing it to change lenses while the phone is locked (an issue of 8.1); incompatible video resolutions and frame rate don't save and result in ".pending" files in DCIM (issue from 8.1 to 8.7); the zoom presets are there and better than in 8.6; and it just feels more refined in general. I would still use Open Camera over it for panorama shots, but otherwise, it's perfect for what I need: a reliable and versatile point-and-shoot camera app.

    I tried it but they apparently removed the option to set the JPEG quality. On 8.7 I manually set it to 100 as it makes a huge difference in image details. Took two photos side by side with both versions and the difference is very visible (also in filesize, 6MB vs 2 MB). Did you find the option to change it anywhere?
    1
    Wow, thanks for that tip! I've changed mine just to Pixel 4 and photos are saved in what feels like a second - especially compared to the 5-10 seconds before. The video issue is weird tho. With Pixel 5 mode I could still play the videos in vlc but not in F-Stop, my default gallery. Gotta dive more into that.
    Video issue might be due to default codec having changed. In 8.1 it used to be H264. In versions 8.7 and 8.8 H265 is enabled by default.
    I have just disabled H265 and everything is working fine.
    But the save delay ist really horrible. I've switched back to 8.1 where pictures are saved instantaneously.
    1
    Just to be sure. Which exact APK are you using? This one? MGC_8.7.250_A11_V15a_MGC.apk
    And you are using HDR+ correct?
    I'm using MGC_8.7.250_A11_V13_MGC because I was too lazy to update. And I'm using the middle HDR+ setting.
  • 25

    2okPze5.png

    LineageOS is a free, community built, aftermarket firmware distribution of Android 13, which is designed to increase performance and reliability over stock Android for your device.

    LineageOS is based on the Android Open Source Project with extra contributions from many people within the Android community. It can be used without any need to have any Google application installed. You will need to provide your own Google Applications package (gapps). LineageOS does still include various hardware-specific code, which is also slowly being open-sourced anyway.

    This is an unofficial LineageOS 20 build for the global version of Xiaomi Mi 9 SE (grus).

    Requirements
    • Required firmware version is MIUI V12.5.1.0.RFBMIXM.
    • Required TWRP is provided in this post (see below) that returns the correct 'ro.product.device'.
    • Formatting data (all user data is wiped, including internal storage) is a must if MIUI was previously installed.
    • Twrp can't decrypt data in android 13, so you need to install updates via adb sideload.
    Known Issues
    • Please tell me
    Instructions
    1. Flash TWRP recovery via fastboot
    2. Boot to TWRP recovery (Vol UP + Power)
    3. Format Data (backup sdcard before format) if MIUI was previously installed
    4. Flash ROM (lineage-*.zip) via adb sideload (Advanced -> ADB sideload)
    5. Flash Gapps (MindTheGapps-13.0.0-arm64 is recommended) via adb sideload
    6. Reboot
    Enjoy!

    NOTES
    • Safetynet can pass on this ROM (without magisk).
    • Regardless of the actual security update date, android security update is always displayed as 2021-04-01 for safetynet passing.
    • Recommended camera app is GCam Port: BSG 8.1 that can handle all of three lenses.
    Downloads
    All: https://androidfilehost.com/?w=files&flid=327360
    LineageOS 20: lineage-20.0-20230503-UNOFFICIAL-grus.zip
    twrp: twrp-3.7.0_9-ky-grus.img
    firmware: fw_grus_miui_GRUSGlobal_V12.5.1.0.RFBMIXM_c04478d703_11.0.zip

    Sources
    https://github.com/kyasu/android_device_xiaomi_grus
    https://github.com/kyasu/android_kernel_xiaomi_sdm710
    https://github.com/kyasu/android_vendor_xiaomi_grus

    Contributors
    LineageOS team, SDM710 Development team, kyasu

    ROM OS Version: Android 13
    ROM Kernel: Linux 4.9
    Based On: LineageOS
    Status: Stable

    Created 2022-10-19
    Last Updated 2023-05-04
    11
    I uploaded the new build (lineage-20.0-20221210-UNOFFICIAL-grus.zip).
    Android 13 QPR1 (Quarterly Platform Releases) with December security patch.
    (True) Android security update date is 2022-12-05.
    11
    I uploaded the new build (lineage-20.0-20230320-UNOFFICIAL-grus.zip).
    Android 13 QPR2 (Quarterly Platform Releases) with March security patch.
    (True) Android security update date is 2023-03-05.
    11
    I uploaded the new build (lineage-20.0-20230414-UNOFFICIAL-grus.zip).
    (True) Android security update date is 2023-04-05.
    10
    Thank you so much Kyasu for your hard work!
    I think I will wait a few weeks before flashing the new a13 build, just to see if it's stable enough to "daily drive" it.
    Clean flash recommended?
    Dirty flash over lineageos 19.1 is OK. I think this build is stable enough.