[ROM][T320][T325][Android 13] Unofficial LineageOS 20.0 Nightlies Tab Pro 8.4 Wifi/LTE (mondrianwifi/lte)

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I tried to reproduce the the WiFi connection problem the last few days with my old backups from LOS 17 / 18 and 19.
It was not possible for me to run in the problem..

I recommended anyone who has WiFi problems, go back to the Stock Software
and than clean reinstall the LOS Version..
I'm 100% sure that is an router settings or connection problem.
 
Last edited:

kmmo

Senior Member
Dec 27, 2022
57
1
Doesn't the t320 device or Lineage OS support the 80 mhz frequency band? It's not an exact fact, but after changing the Wi-Fi frequency band to 20/40mhz, it seems that the disconnection was noticeably reduced. I don't know if it will be helpful, but I'm sharing it for similar people who suffer from Wi-Fi disconnection.
 
Doesn't the t320 device or Lineage OS support the 80 mhz frequency band? It's not an exact fact, but after changing the Wi-Fi frequency band to 20/40mhz, it seems that the disconnection was noticeably reduced. I don't know if it will be helpful, but I'm sharing it for similar people who suffer from Wi-Fi disconnection.
Imho you're mixing up frequency with channel width.
The frequency band is either 2,4 or 5 GHz.
On 2,4Ghz the channel width is 20 and 40 MHz.
On 5GHz it's 20, 40, 80 160MHz.
Both bands are working for my T325.
BUT as recommended before my Fritzbox has separate SSIDs.
In my router there's no option to set the channel width.
Btw I didn't encounter Wifi probs.
 

kmmo

Senior Member
Dec 27, 2022
57
1
The latest update on May 20. How do you see what's improvement? Do you know about the update?
 

kmmo

Senior Member
Dec 27, 2022
57
1
Imho you're mixing up frequency with channel width.
The frequency band is either 2,4 or 5 GHz.
On 2,4Ghz the channel width is 20 and 40 MHz.
On 5GHz it's 20, 40, 80 160MHz.
Both bands are working for my T325.
BUT as recommended before my Fritzbox has separate SSIDs.
In my router there's no option to set the channel width.
Btw I didn't encounter Wifi probs.

you are right. There was a mistake in the use of terminology.
 

arrakis_23

Member
Jun 3, 2021
10
8
Superb piece of work by @phoval ! Super grateful for your time and effort in maintaining/updating the OS for T320/T325 users.

Used Lineage20.0 (20230401, BitGapps, Magisk) for 2 months daily on my T325 personal phone+banking apps with nil balances. Absolutely no lag/glitches. Noted improvement over 18.1. Just clean installed 20230527 today.

Here's a comparison with Lineage18.1:
  • camera orientation in apps fixed in 20
  • eTar calender sync fixed in 20, did not sync in 18.1 need to download google calender to sync
  • keyboard+numbers in 20 vs keyboard only in 18.1
  • faster wifi speedtest 130+ in 20 vs 80+in 18.1
  • file manager heading collapse fixed in 20
  • restart "May 9" date bug fixed in 20
  • better battery charging auto-stop ~99% in 20
  • Similar 12h overnight battery drain, -3% for 20 vs -2% for 18.1
Minor Points:
  • file upload in yahoo mail browser / app browser not allowed (Android 13 restriction? any workaround for multiple account? one account on app, the other account access via browser but unable to upload doc)
  • pull down menu buttons unresponsive at times (wifi button etc, tapped to switch off but wifi button remains lit, wifi did switch off)
 
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Reactions: phoval

Goes1967

Senior Member
Jul 20, 2010
103
20
New York City
Thank you for the great rom everything is working great except for one thing I cannot get an external SD card to be formatted as an internal storage any ideas?
 

pocketrule

Senior Member
Sep 23, 2016
502
759
Thank you for the great rom everything is working great except for one thing I cannot get an external SD card to be formatted as an internal storage any ideas?
If you can't format your external storage as internal one you're lucky! If you had succeeded, you would certainly have had problems. I remember of many reports about problems (lost data, disappearing shortcuts etc.) of users who tried also to enhance their internal storage.

You should check if you can transfer data, especially large files like photos, music, video files to the external storage. To reiterate and to be clear: I've not seen a single report of a successful format as internal storage for various devices in the last few years.
 

Goes1967

Senior Member
Jul 20, 2010
103
20
New York City
If you can't format your external storage as internal one you're lucky! If you had succeeded, you would certainly have had problems. I remember of many reports about problems (lost data, disappearing shortcuts etc.) of users who tried also to enhance their internal storage.

You should check if you can transfer data, especially large files like photos, music, video files to the external storage. To reiterate and to be clear: I've not seen a single report of a successful format as internal storage for various devices in the last few years.
I previously had colt OS on the tablet running Android 10 and I was able to use the external storage as internal storage which enabled me to install all the apps that I wanted and more, but now 16GB may not be enough and trying to keep my apps to a minimum, it wasn't a smooth ride with Colt OS, I had my issues to deal with and it seems that every ROM will have its own set of issues, so far with this one, this is my only issue and not sure if it was entirely removed from newer Android builds as most devices come with internal storage only these days, or the functionality is still there but not available through this build.
 
Google Chrome is not working just going blank. It's just me? Any one else with the same issue? Everything else working good. Thanks!
Try using something like TWRP or MiXplorer to delete /data/data/com.android.chrome/app_chrome/Local State. This only seems to consistently get one boot though. I haven't found a consistent way to continue getting boots other than maybe deleting more and not using sync and setting theme to light or dark (not auto).
Edit: could also try updating the driver with the adreno dev module or replacing the files yourself.
 
Last edited:

Edcarlos75

Member
Dec 24, 2020
23
2
São Paulo - Brazil
Try using something like TWRP or MiXplorer to delete /data/data/com.android.chrome/app_chrome/Local State. This only seems to consistently get one boot though. I haven't found a consistent way to continue getting boots other than maybe deleting more and not using sync and setting theme to light or dark (not auto).
Edit: could also try updating the driver with the adreno dev module or replacing the files yourself.
I'll see to it. Thanks.
 

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  • 17
    I'm not responsible for any damage to your device of any sort.
    By flashing this, you take responsibility of anything that happens.
    Process at your own risk!


    If you want to check - please make backup. Better to store all partitions.

    What works

    • audio
    • bluetooth
    • brightness
    • call/LTE (mondrianlte)
    • camera
    • DRM
    • OTA
    • video
    • wifi
    • wifi display

    What doesn't work
    • Back camera preview : wrong rotation on preview in default app Fixed build 20221204
    • SELinux Fixed build 20221130

    Instructions:
    0. Patched TWRP for FOTA : mondrianwifi / mondrianlte
    1. Factory reset if coming from another ROM.
    2. Install ROM
    3. Install GApps (optionally) [Recommended BiTGApps ARM 13]
    4. Install Magisk 25.2 (optionally)

    Sources & Changes:
    Device tree mondrianwifi
    Device tree mondrianlte
    Kernel tree
    Vendor tree mondrianwifi
    Vendor tree mondrianlte
    TWRP tree mondrianwifi
    TWRP tree mondrianlte

    Download:
    Note to users: I'm not responsible if you brick your tablet. See the disclaimer above.

    Contributors

    ROM OS Version: 13.0

    Version Information
    Status:
    Nightlies

    Created 2022-11-27
    Last Updated 2023-01-05
    6
    Build for mondrianlte is now available. All should work even LTE.
    Big thanks to @bmwdroid for helping test builds.
    4
    Hey all, thanks for this incredibly good ROM. It's really the best ROM ever for the tablet. If we can get the final settings adjusted, it would be a dream come true. Please, don't stop working on it - together we can get all the potential of our good old Tab Pro!!!!
    Imho it's finished for T325.
    Camera (both), Wlan WPA/WPA2 2,4 + 5GHz, mobile data, LTE, Bluetooth, speaker, headphones, mic, SD card 64GB, SELinux.
    Flashed with Bitgapps ARM v1.8 and Magisk.

    GPS idk as to wet outside.
    4
    Hey guys, any progress on the adoptable storage?
    If we get this last piece of the puzzle done, it will be the most perfect ROM EVER for the Tab.... for a Tab from 2014!
    Adoptable is not working. only crash occurs. Tried different things but haven't much time to look at it.
    microg is included in the new build.
    4
    my tabelt is still slow, even with this built. i did a factory reset. even my battery is draining extremely.
    @bierma32 what is zram_ boot.IMG. can you provide me that file? can i flash it in twrp?

    greetz
    Provide logcat.
    zram boot img was alpha kernel for test.
    The changes are includes since 2nd december build.