SM-T580 screen problem when installing Android 7.0 or 6.0 - Samsung Galaxy Tab A series Questions & Answers

I have been trying to downgrade my tablet with a custom rom and stock rom.
Everything works perfectly, no issues on the rom, but when I reawake when my screen goes off, the screen just shows line for a second and closes, but the system is on.
These issues don't happen on any version newer than android 8.0.
When I try to downgrade, my main unmodified android version was 8.1.
Is there any fix to this?

diegopietro said:
I have been trying to downgrade my tablet with a custom rom and stock rom.
Everything works perfectly, no issues on the rom, but when I reawake when my screen goes off, the screen just shows line for a second and closes, but the system is on.
These issues don't happen on any version newer than android 8.0.
When I try to downgrade, my main unmodified android version was 8.1.
Is there any fix to this?
Click to expand...
Click to collapse
Can't imagine why you'd want to downgrade, must be some compelling reason... Lots of folks here using custom 9.0 (pie) roms that kick butt! Still, I don't have a proper answer-- I don't know if you can go back from 8.0 or not. Good luck, hope you get what your looking for.

Related

Lenovo A6000+ Automatically Shuts Down [DISCUSSION]

I recently bought a used Lenovo A6000+. Using it for the first few hours did not reveal any major flaws. However, shortly afterwards I realized that the Phone used to switch off by itself when left unattended.
After verifying that my assumption is true, I proceeded to flashing the stock Lollipop ROM. I did so because I thought the problem was due to a flaw in the firmware. Plus, the 'About Phone' section in the Settings app showed clearly that my phone is a Lenovo A6000, with 8GB internal storage and 1GB RAM, while CPU-Z said that there is 16GB internal and 2GB of RAM, which tells that it is an A6000+.
The Lollipop ROM is worse than what I had anticipated. It lags like hell on the device, and is filled top to bottom with bloatware. Plus, the problem didn't get rectified even a bit. Worst, it started switching off even more regularly, and it wouldn't start unless I took out the battery and put it back in again.
If someone has devised a way of getting past this problem, be kind enough to mention it below.
@techfreak13, I don't know what's causing this issue but I can tell you that the stock Lollipop was a nightmare. Either you stay with stock KitKat or you can flash any of the other various ROMs available for this device. But, do note, that if you want to move from Lollipop (or Marshmallow or Nougat) based to KitKat based ROMs or vice versa, you'll first need to flash the stock ROM only. Then only you can flash the custom ROMs. Also different versions of TWRP are needed to work with the Kitakt and the other Lollipop/+ ROMs. TWRP 2.8.6 no image is for Kitkat while the latest verion 3.1.0 can be used for Lollipop+ Android versions. Since there is no unified thread for all the mods and roms. You'll have to dig deep into the forums to get the links. Good Luck to you. I hope you'll be able to solve the problem.

random reboots

idk if posted some same thread but my problem is my phone suddenly reboots.
screen went off, twice vibration, then went to samsung galaxy s5 logo.
current setup: android 6.0.1 running no limits rom. all stock
sometimes it reboots then it is stock on the bootloader. i need to remove the battery and turn it on manually. using bootloader and modem of the latest recommended bootloader from the no limits rom.
(it also random reboots on stock firmware using spain which i downloaded from sam mobile firmwares)
is this a hardware issue?
edit: what i did was i upgraded my stock rom from 5.0.1 russia to 6.0.1 spain, does this affect anything? should i stick with russia?
rusherrrx said:
idk if posted some same thread but my problem is my phone suddenly reboots.
screen went off, twice vibration, then went to samsung galaxy s5 logo.
current setup: android 6.0.1 running no limits rom. all stock
sometimes it reboots then it is stock on the bootloader. i need to remove the battery and turn it on manually. using bootloader and modem of the latest recommended bootloader from the no limits rom.
(it also random reboots on stock firmware using spain which i downloaded from sam mobile firmwares)
is this a hardware issue?
Click to expand...
Click to collapse
Since you mentioned Hardware, Check if all the cores are working
Arabix.Sword said:
Since you mentioned Hardware, Check if all the cores are working
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Click to collapse
cores are all working my guess is the battery that is somehow related right??????
rusherrrx said:
cores are all working my guess is the battery that is somehow related right??????
Click to expand...
Click to collapse
i don't think it has to do with the battery because as long as you have power cores will work,
Do your phone gets too hot then?
I know what's going on I think. Something modified your kernel or something in the ROM is unstable. I had one that did that same thing when I used the camera. You need a better ROM. I recommend ressurection remix 5.8.3 nougat 7.1.2. No reason to be on marshmallow. And get this kernel. It fixed the camera issue and improves battery life. It's a unified klte rom.
godkingofcanada said:
I know what's going on I think. Something modified your kernel or something in the ROM is unstable. I had one that did that same thing when I used the camera. You need a better ROM. I recommend ressurection remix 5.8.3 nougat 7.1.2. No reason to be on marshmallow. And get this kernel. It fixed the camera issue and improves battery life. It's a unified klte rom.
Click to expand...
Click to collapse
i am currently on 6.0.1 mm stock firmware. and still i experience this issues
That does not guarantee there's no bugs in your phone. Have you ever flashed a ROM or anything to your device?
godkingofcanada said:
That does not guarantee there's no bugs in your phone. Have you ever flashed a ROM or anything to your device?
Click to expand...
Click to collapse
oh okay. well as soon as i got the device it was on android 5, flashed twrp. then flashed no limits rom didnt work (cause all i thought i can boot it to mm but no) so wiped again installed xstolite rom rather, ticked reactivation locked. [i think this was the time it started]so i updraded it to 6.0.1 but i didnt know the account cos this phone is a used phone so i did was to downgrade it to 4.4 then bypass it and it worked (still experiencing issues tho). so upgraded again to stock 6.0.1 and here i am. (
edit: im on phoenix rom latest version also using recommended bootloader and everything works tho it still reboots randomly halp plz
rusherrrx said:
oh okay. well as soon as i got the device it was on android 5, flashed twrp. then flashed no limits rom didnt work (cause all i thought i can boot it to mm but no) so wiped again installed xstolite rom rather, ticked reactivation locked. [i think this was the time it started]so i updraded it to 6.0.1 but i didnt know the account cos this phone is a used phone so i did was to downgrade it to 4.4 then bypass it and it worked (still experiencing issues tho). so upgraded again to stock 6.0.1 and here i am. (
edit: im on phoenix rom latest version also using recommended bootloader and everything works tho it still reboots randomly halp plz
Click to expand...
Click to collapse
Upgrade to a nougat ROM. It uses the same bootloader of mm so you only need to flash a ROM. Get ressurection remix or lineage is 14.1. Nougat fixes a lot of bugs and security issues. And xtrestolite isn't the most stable ROM. I had it in my s4.
---------- Post added at 06:47 AM ---------- Previous post was at 06:45 AM ----------
And then if you use rr get the kernel I showed you and flash that too. Please note these Roms don't come with gapps. Google open gapps and it comes up. You want arm 7.0 or 7.1. Stock if you don't mind waiting a while for it to download. I get nano to save time as it still installs the framework and playstore. It saves space and if you want something it didn't install play store will have it anyway.
godkingofcanada said:
Upgrade to a nougat ROM. It uses the same bootloader of mm so you only need to flash a ROM. Get ressurection remix or lineage is 14.1. Nougat fixes a lot of bugs and security issues. And xtrestolite isn't the most stable ROM. I had it in my s4.
---------- Post added at 06:47 AM ---------- Previous post was at 06:45 AM ----------
And then if you use rr get the kernel I showed you and flash that too. Please note these Roms don't come with gapps. Google open gapps and it comes up. You want arm 7.0 or 7.1. Stock if you don't mind waiting a while for it to download. I get nano to save time as it still installs the framework and playstore. It saves space and if you want something it didn't install play store will have it anyway.
Click to expand...
Click to collapse
so you mean cyanogenmod?
Cyanogen mod is now lineage os team. Don't use cyanogen. Get lineage 14.1
If none of the software fixes work, it's your battery. Personal experiance from my S3 Mini and my S5. Don't rage over it going nuts (been there, done that) but just get a new battery.
koragg97 said:
If none of the software fixes work, it's your battery. Personal experiance from my S3 Mini and my S5. Don't rage over it going nuts (been there, done that) but just get a new battery.
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Click to collapse
i dont see any pops or physical damage to it.. anyway, but ill update you as soon as I buy a new one. thanks!

coming from CM13

Its been a while since I've flashed a rom on my 6p. I am still on CM13. I am wanting to at least update to a nougat rom. or even Android O. What is the best way to upgrade from CM13 without having issues.
Without having issues? How do you mean? Do you want to keep root? Do you mind going back to stock? Personally, when Oreo came out I flashed back to stock from Pure Nexus and have had absolutely no issues.
With no issues I mean not bricking the phone or making sure there's no radio issues. Its been a while and I haven't been in the loop on flashing. I do know sometimes going from one version of android to a new there can be problems.

Is Mirror link working in any custom ROM?

Hi, anyone knows if there is any rom with Mirror link working?
Mirror link is not screen Mirror to the TV. It is the connection to the car MP5 with the USB and you can manage your phone with the car touch screen.
If It doesn't work now but anyone knows if nearly It will be implemented in any rom please say me in which one.
Thanks and regards.
I'm looking into this as well, I've been wanting to install a custom rom such as @Ivan_Meler LOS Rom, but it has pushed my phone to a "Phone is not compatible" reading on the headunit.
Little back story:
I have a Samsung Gal. S7 and a Honda Civic 2015 and I've been able to do Mirrorlink when it was working on a completely stock rom. Only problem was I was trying to mirrorlink the full phone screen and not have to use the Samsung Car mode, Rockscout, etc. I've tried every trick in the book even one which required the phone to be rooted. (AAUnlock and AAMirror) I used SuperSU, whick I should now look into trying Magisk, and see if that makes any difference.
What I've noticed is that once the phone is rooted, even on a stock rom, the Head Unit in my car switches to "Phone is not compatible". Again, I rooted it with SuperSU. I've been able to locate a S7 Stock Rom which I'll go back to and see if I can get that working again. Once that's established, I'll try with Magisk, and see if there's any difference.
So far with every rom I've tried including LOS (most Roms are based from LOS), the phone hasnt worked in mirrorlink. I'm hoping that @Ivan_Meler makes an update that allows it, as it seems his is the only ROM that gets updated on a frequent basis. I'm hoping that this (along with other issues) gets resolved on the Rom and this can become my daily driver.
Hello
Did you manage to make work your S7 mirrorlink with a rooted rom ?
Thanks
It works on omnirom 7.1.2, havent tried it on oreo/pie roms.
trizex said:
It works on omnirom 7.1.2, havent tried it on oreo/pie roms.
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For Samsung Galaxy S7 ?
trizex said:
It works on omnirom 7.1.2, havent tried it on oreo/pie roms.
Click to expand...
Click to collapse
If you want to use these old roms, make sure you change the thermals. I highly recommend Jabashque 6, the links are on my thermals thread.
As good as that version of Omni is, Darkobas himself said that longterm use will kill dramatically hurt longterm battery life.
You could use the compatible Blackscreen with the Jabashque thermals and your experience will be perfect.
BY the way, Oreo and Pie Roms are awesome. If you try Pie tryout Lineage 16 its awesome!
Thanks
i want at least oreo, i tried Omni but Mirrorscreen does not work

Screen auto-rotation

I know this is a mostly dead platform, but figured it was worth a shot to ask. My Trek 2 stopped auto-rotating the screen awhile back while it was stock. I had not updated in awhile, so I tossed in an AT&T sim to get it up to date. I did not notice it at first (I use the tablet intermittently) but I am almost certain that update coincided with the screen no longer rotating.
After several months and being tired of manually rotating the screen I took the time to put AOKP on it. Part of my desire was hoping to resolve the screen rotation. It did not. But, I did see a comment in one of the ROM threads where it looked liked someone had the identical issue and it might be related to the software or a minor difference in hardware. Does anyone have any ideas?
Some K88 tablets' auto-rotating only works with MM, not Nougat. Check your current firmware. It will be 7.0.1 or something above 7.0.0, not 6.X.X
The only solution is by flashing K88 back to MM. Sometimes, directly flashing B33 still may not work. So I recommend to flash B31, and then upgrade to B33, but not again to Nougat. Once update to Nougat, then the auto-rotating will not work again. I tried all custom firmware(nougat + oreo), but my K88 auto-rotating is not working with them.
To flash back to B31, you need to install TWRP using jasminetool. And then directly flash B31 stock firmware.
seungbaekm said:
Some K88 tablets' auto-rotating only works with MM, not Nougat. Check your current firmware. It will be 7.0.1 or something above 7.0.0, not 6.X.X
The only solution is by flashing K88 back to MM. Sometimes, directly flashing B33 still may not work. So I recommend to flash B31, and then upgrade to B33, but not again to Nougat. Once update to Nougat, then the auto-rotating will not work again. I tried all custom firmware(nougat + oreo), but my K88 auto-rotating is not working with them.
To flash back to B31, you need to install TWRP using jasminetool. And then directly flash B31 stock firmware.
Click to expand...
Click to collapse
Thanks for chiming in! Any idea what the limitation is? I have LineageOS installed right now, it runs great other than the rotation issue. It looks like all of the custom ROMs are Nougat based, is my only option to go back to stock to get auto-rotation back?

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