[ROM][UNOFFICIAL][11] LineageOS 18.1 [T710][T715][T715Y][T810][T815][T815Y]

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Hi guys, I was wondering if anyone can share a link to or copy of version 17.1 for the T710 / gts28wifi... Would be great if I could get my hands on it again.
I thought I had it stashed away somewhere safe but I can't find it.
I've also been poking about all over the place on XDA and other places looking for it to no avail so far.

Thanks in advance : )
 
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ugooh

Member
Sep 1, 2009
27
0
Hi all does anyone have lineageos 17.1 for SM-T715 anywhere please. I had issues with mine. Just discovered one day that it won't boot anymore. I have reflashed TWRP but cannot boot into it in order to try 18.1. Would appreciate if anyone could help with this. Thanks all.
 

RKlement

Member
Jul 10, 2022
8
0
Hello everyone I have a Samsung SM-T815 tablet, installing this version would have android 11 right? It improves performance and speed? It currently has the stock ROM with android 7 and some apps do not work very well.
 

RKlement

Member
Jul 10, 2022
8
0
Thanks for the answer, I will read everything today. Someone who has the SM-T815 tablet could tell me how well this version works?
 

aljazzair

Member
Jun 8, 2015
28
2
Samsung Galaxy Tab S2
Hello
I currently have LineageOS16 installed on my T815C, build date 20201225
Phone calls work but not with headsets.
EDIT: In fact, after some testing in appears no external microphone is working, be it wired headset or bluetooth headphones.

My question is: does the latest build work with a bluetooth headset for making calls, either through the phone app, or through VOIP apps like Signal, Messenger, Skype Whatsapp?

If not which build should I install to get this functionality?


Thank you.
 
Last edited:

metterschling

Senior Member
Hello
I currently have LineageOS16 installed on my T815C, build date 20201225
Phone calls work but not with headsets.
EDIT: In fact, after some testing in appears no external microphone is working, be it wired headset or bluetooth headphones.

My question is: does the latest build work with a bluetooth headset for making calls, either through the phone app, or through VOIP apps like Signal, Messenger, Skype Whatsapp?

If not which build should I install to get this functionality?
If you scroll back one page in this thread you'll read in Post #2435 that LTE (more precisely RIL) is not working on the 18.1 variant, so phone calls are not available at all.
Additionally Bluetooth headset profile (a2dp) seems to have issues for the entire gts2 device family on LOS 18.1, please see this post for details.
You might want to consider going back to stock ROM if you need this functionality.
 
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metterschling

Senior Member

aljazzair

Member
Jun 8, 2015
28
2
Samsung Galaxy Tab S2
If you scroll back one page in this thread you'll read in Post #2435 that LTE (more precisely RIL) is not working on the 18.1 variant, so phone calls are not available at all.
Additionally Bluetooth headset profile (a2dp) seems to have issues for the entire gts2 device family on LOS 18.1, please see this post for details.
You might want to consider going back to stock ROM if you need this functionality.
Many thanks for taking the time to answer.
After further testing, I noticed that on my tablet, external mics (wired or wireless) work with google assistant only.
Not with a voice recorder, phone app, voip.
My current build is Lineage 16 from 2020/12/25.
I wish I could upgrade to a LineageOS 17.1 build with LTE support and the ability to place phone and VOIP calls, with a headset.
But could not find Lineage 17 builds in the google repository.
Would you know how they can be found?



1667150230388.png
 

metterschling

Senior Member
But could not find Lineage 17 builds in the google repository.
Would you know how they can be found?

View attachment 5747669
The 17.1 builds have been removed after the introduction of LOS 18.1, so are no longer publicly available. There may be users in this forum with a private copy, I"m sorry I don't have one.
 
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Adler12

Senior Member
Jun 22, 2008
51
6
Cochem
Hello, I have reactivated my SM-T815 LTE. I remembered that LTE does not work under Lineageos. If I remember correctly, it had something to do with the libsec-ril.so. Has something changed there. 18.1 updates (lineage-18.1-20211103-UNOFFICIAL-gts210ltexx) are no longer available and 19 will probably not be.
Nevertheless, I would be interested if someone has managed to activate LTE again?
 

adddy2

Senior Member
May 12, 2010
122
6
Hi,
today i flashed your ROM on my S2 and love it. But there is point that i like to change: can you help me please

when i press the left button to see all open apps, i see only a button "screenshot" but i like that it will be "close all". how i can change it?

thanks, adddy2
 
Hi,
today i flashed your ROM on my S2 and love it. But there is point that i like to change: can you help me please

when i press the left button to see all open apps, i see only a button "screenshot" but i like that it will be "close all". how i can change it?

thanks, adddy2
Afaik there's no way for us "normal" users to change that.
Gotta ask the dev for that.
 

lpedia

Senior Member
Sep 18, 2020
321
1
157
Samsung Galaxy Tab S2
HTC 10
Hi,
today i flashed your ROM on my S2 and love it. But there is point that i like to change: can you help me please

when i press the left button to see all open apps, i see only a button "screenshot" but i like that it will be "close all". how i can change it?

thanks, adddy2

This is one of the changes Google made to navigation behaviour in Android 11, so is included in LOS 18 and above. It's not specific to this ROM.

Workaround: swipe from left to right when in the open apps list, and you should see a 'Clear all' button at the left.
 

adddy2

Senior Member
May 12, 2010
122
6
Hi,
ok, thank you!
of course to replace/patch the button to have direct access will be great.
because i use it automatic from my samsung phones & nearly never make screenshots.

regards, adddy2
 

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    Also the "BT Email" app loads then immediately closes saying it has detected a security risk. Any ideas ? I have tried uninstalling and reinstalling.

    With most custom ROMs you will have that sort of problem, particularly with apps for banking and pay, but not only with that type. The apps check for and detect that the ROM isn't stock Android, and treat that as an insurmountable security risk. Some of the things they detect include: that the device's bootloader is unlocked; that the ROM hasn't been signed by a trusted certificate; that the ROM is rooted; that SE Linux is disabled; that the device doesn't pass Google's SafetyNet check.

    If you really need to use those apps on your device, you have to take steps to hide whatever it's objecting to. This generally involves rooting the device with Magisk and configuring that to conceal the device's condition. I can't give step by step instructions for this. See the Magisk section of XDA https://forum.xda-developers.com/f/magisk.5903/ and [Discussion] Magisk: The Age of Zygisk (a discussion and help thread for newer versions of Magisk).
  • 90
    image17.png


    LineageOS is a free, community built, aftermarket firmware distribution of Android, which is designed to increase performance and reliability over stock Android for your device. All the source code for LineageOS is available in the LineageOS Github repo. If you would like to contribute to LineageOS, please visit our Gerrit Code Review.

    Code:
    * [B][U]Your warranty is now void.[/U][/B]
    I am not responsible for bricked devices, dead SD cards,
    * thermonuclear war, or your getting fired because the alarm app failed. Please
    * do some research if you have any concerns about features included in this ROM
    * before flashing it! YOU are choosing to make these modifications, and if
    * you point the finger at us for messing up your device, I will laugh at you.


    FREQUENTLY ASKED QUESTIONS

    (Please read them BEFORE posting anything in the thread!)
    Q: Whenever I try flashing any lineage-18.1 build, I get the following error in TWRP: Updater process ended with ERROR: 7
    A: This error appears whenever you try to flash an Q-based rom within a version of TWRP older than 3.5. Simply flash the linked below version 3.5 or higher, reboot back into recovery, and flash the rom zip again.

    Q: Will any of the variants ever receive official builds from LineageOS?
    A: In short, no. The reason is that, in order to get a modern version of Android working properly on an ageing device some legacy commits needed to have been re-introduced into the current source branch. These include a fix for something as fundamental as Wi-Fi.

    Q: How often will new builds be released?
    A: At least once per month: as soon as possible after each new Android security patch level is merged and whenever a new feature is added or a bug is fixed.


    ROMs
    - SM-T710: gts28wifi

    - SM-T715/Y: gts28ltexx

    - SM-T810: gts210wifi

    - SM-T815/Y: gts210ltexx

    Open GApps

    Magisk




    If your currently installed ROM is any version of either: stock Samsung TouchWiz, LineageOS, CyanogenMod, or any other custom ROM, you must perform a clean install of that LineageOS 18.1 variant, which corresponds to the model of your tablet!





    How to flash LineageOS and Open GApps
    FULL WIPE (with external microsd card)
    1. Move any files you want to keep to your External MicroSD Card – ! Or you will lose them !
    2. Download your LineageOS Rom and GApps Package,
    3. Move your LineageOS Rom and GApps Package to the external MicroSD storage,
    4. Boot into Recovery Mode,
    5. Wipe > Advanced Wipe > Select On (enable tick) for Dalvik / Art Cache, System, Data, Internal Storage, Cache,
    6. Swipe to Wipe at Bottom of Screen,
    7. Back to Main start screen,
    8. Wipe > Format Data,
    9. Type 'Yes' and press blue checkmark at the bottom-right corner,
    10. Go Back to Main Start Screen to Install Rom and GApps,
    11. After you have finished installing the Rom and GApps > Wipe Cache/Dalvik > Swipe to Wipe,
    12. Reboot System! Enjoy!


    FULL WIPE (without external microsd card with NO Home PC access)
    1. Move any files you want to keep to a safe folder - ! Or you will lose them !
    2. Download your LineageOS Rom and GApps Package,
    3. Move your LineageOS Rom and GApps Package to the internal storage,
    4. Boot into Recovery Mode,
    5. Wipe > Advanced Wipe > Select On (enable tick) for Dalvik / Art Cache, System, Data, Cache,
    6. Swipe to Wipe at Bottom of Screen,
    7. Back to Main start screen,
    8. Wipe > Format Data,
    9. Type 'Yes' and press blue checkmark at the bottom-right corner
    10. Go Back to Main Start Screen to Install Rom and GApps,
    11. After you have finished installing the Rom and GApps > Wipe Cache/Dalvik > Swipe to Wipe,
    12. Reboot System! Enjoy!


    FULL WIPE (without external microsd card with Home PC access)
    1. Move any files you want to keep to your Home PC - ! Or you will lose them !
    2. Download your LineageOS Rom and GApps Package,
    3. Move your LineageOS Rom and GApps Package to the internal storage,
    4. Boot into Recovery Mode,
    5. Wipe > Advanced Wipe > Select On (enable tick) for Dalvik / Art Cache, System, Data, Cache,
    6. Swipe to Wipe at Bottom of Screen,
    7. Back to Main start screen,
    8. Wipe > Format Data,
    9. Type 'Yes' and press blue checkmark at the bottom-right corner,
    10. Go Back to Main Start Screen to Install Rom and GApps,
    11. After you have finished installing the Rom and GApps > Wipe Cache/Dalvik > Swipe to Wipe,
    12. Reboot System! Enjoy!
    13. Once first boot is completed you can safely move your files back onto your Internal Storage.


    Typically if you do not do a Clean Install then you are not allowed to report errors or problems. If you Dirty Install and you do have problems then you will be asked to Wipe All and Clean Install and see if the problems still exist. This is a DAILY changing rom and any bug that you found was not working on the previous day's build may be fixed with todays daily build. On a side note, the code implemented to fix that bug could potentially break something that worked on that previous build. So reporting problems on a day old build that you dirty flashed over whichever build of whichever rom you had flashed previously will not be accepted as a true error.



    Problems known to happen after a Dirty Installation
    1. A muddled up mess of a system. You are taking a rom and installing a newer rom with changes over the top of your old rom. Between these two periods of time during which you used your tablet and created data, changed system options, and used apps. This is absolutely increasing the risk of causing problems somewhere in the system/data partitions. Some people have luck with Dirty Flashing. However, it's always hit-and-miss because of what we mentioned above about bug fixes breaking previously working functions. Dirty flashing doesn't only create problems if the source code of the system data and the system settings of the new build are significantly different from those of your previous build. That's not to say that Clean Installing won't ever create problems, but only bugs present on a Cleanly Installed rom are relevant for development purposes.

    * Clean Install: Fully wiping everything and installing the rom onto a fully clean system/data partition of the tablet.

    * Dirty Install: Installing the rom and GApps over top of the older rom to save time and not have to reinstall all the user apps and tweaking system and app settings that usually take a lot of time to set up as you like.


    Bugs
    - The microphone is able to record sound, but the sound is very faint. This is due to Samsung's proprietary drivers, as determined by Skulldron.
    - T710 & T715/Y: Camera viewfinder is misaligned with the dimentions of the display, such that the shutter button is almost off the screen
    - You tell us!

    Changelog
    All major features and bug fixes are discussed in detail by the developers in the thread, whenever they are implemented. All builds include the latest upstream Changes for all devices from LineageOS.

    Credits
    - bonuzzz, McFy, Skulldron, RaymanFX, CTXz, T_I, and every other open source developer and tester who contributes directly or indirectly to the LineageOS community in the development of and in providing feedback for the gts28ltexx, gts28wifi, gts210ltexx, and gts210wifi.

    Sources
    - LineageOS
    - universal5433

    XDA:DevDB Information

    LineageOS 18.1, ROM for the Samsung Galaxy Tab S2

    Contributors
    ripee, ananjaser1211
    ROM OS Version: Android 11
    ROM Kernel: Linux 3.10.x

    Version Information
    Status:
    Stable
    Current Stable Version: 11
    Stable Release Date: 2021-09-17

    Created 2018-12-15
    Last Updated 2020-12-29
    21
    Changelog

    Build 0813 for all variants
    * August security patch level.
    * Synced with LineageOS sources.

    Please don't ask about deep sleep.
    21
    Changelog

    Build 0418 for all variants
    * April security patch level.
    * Synced with LineageOS sources.
    20
    Changelog

    Build 1101 for all variants
    * Synced with LineageOS sources.
    19
    Changelog

    Build 0924 for all variants
    * Update to the latest version of the Lineage audio hardware HAL
    * Fix memory issues (with improved LowMemoryKiller and swap)
    * Fix random shutdowns due to low memory after long useage
    * Set the minimum GPU frequency to 160
    * Set the GPU to be always online (due to lack of HWC, this fixes performance issues)
    * Massive improvements to LiveDisplay (ColorProfile, DisplayMode (night/day), Color temperature, Outdoor mode and Color Calibration support)
    * Fix Samsung vnswap
    * Add missing uvented permissions in ramdisk
    * Add custom power.rc
    * Other performance improvements

    The above are courtesy of @ananjaser1211

    * Synced with LineageOS sources.