Rooted Stock ROM, trying to update TWRP and flash a new custom ROM - Shield Tablet Q&A, Help & Troubleshooting

Ok so I figure I'll just ask since there is so much old information, and dead links or links that lead to no real answers. I'm already rooted and on a stock rom. Build number is LMY48C. I tried flashing a new TWRP version, 3.2.3.0 official version, but every time I try to reboot to recovery it just stays on the Nvidia logo. I can boot back to the tablet and flash my old version, 2.8.7.1 and everything works fine. But nothing remotely new will flash with that version lol. Any ideas of what I'm missing? Thanks in advance for anyone that can help, I'm sure it's something stupidly easy that I'm messing up lol.

I'd recommend flashing back to stock using the latest Nvidia image...then allow it to upgrade itself...they only have 5.2 available on their site...after it upgrades you'll have the newest bootloader...then in fastboot flash your recovery.
Make sure you're bootloader unlocked the whole time! And don't lock it...leave it unlocked.
You should be good to go after that.
Extra info...I'm on LOS 14.1 using opengapp (custom config so it only installs what I want)
I also flash a few other things but everything is working on my shield....even Nvidia Games

HaRdC0r3 said:
I'd recommend flashing back to stock using the latest Nvidia image...then allow it to upgrade itself...they only have 5.2 available on their site...after it upgrades you'll have the newest bootloader...then in fastboot flash your recovery.
Make sure you're bootloader unlocked the whole time! And don't lock it...leave it unlocked.
You should be good to go after that.
Extra info...I'm on LOS 14.1 using opengapp (custom config so it only installs what I want)
I also flash a few other things but everything is working on my shield....even Nvidia Games
Click to expand...
Click to collapse
Thanks for the reply. I was honestly just hoping there was a way to flash the newest bootloader without going to stock, but it looks like that's not an option. Ohh well, One more question, since you're actually on u custom ROM, does HDMI out work? I use that a lot with my TV haha.

If you want the easy quick way then you could pull the bootloader from the newest 15.1 zip as steel included it....flash the bootloader through fastboot and then proceed to flash twrp then wipe wipe wipe and install whatever rom you wanted...I still suggest 14.1 and yes the HDMI works.

HaRdC0r3 said:
If you want the easy quick way then you could pull the bootloader from the newest 15.1 zip as steel included it....flash the bootloader through fastboot and then proceed to flash twrp then wipe wipe wipe and install whatever rom you wanted...I still suggest 14.1 and yes the HDMI works.
Click to expand...
Click to collapse
Thanks for the reply, computer was messed up so couldn't see this sooner lol. Anyway, since I have no idea how to just pull the bootloader from a file, I'll have to do the whole thing it seems. Thanks for your reply ^_^

Related

[Q] New Rom

I have just successfully unlocked my bootloader and rooted my AT&T HTC One X. My first time doing this. What I would like is a Jelly Bean Rom to flash and where to find step by step instructions on how to get it up and running. I just cant seem to find it anywhere out there. I'm very new to this and I just want to get this done properly. I did the bootloader unlock and root through TWRP all in one tool kit. I'm assuming I would flash a Rom from the same program? I also would like to have as much a "vanilla" Jelly Bean ROm as possible and one that is stable and fully functional. If anyone can direct me it would greatly be appreciated. Thanks in advance !!
jmlape said:
I have just successfully unlocked my bootloader and rooted my AT&T HTC One X. My first time doing this. What I would like is a Jelly Bean Rom to flash and where to find step by step instructions on how to get it up and running. I just cant seem to find it anywhere out there. I'm very new to this and I just want to get this done properly. I did the bootloader unlock and root through TWRP all in one tool kit. I'm assuming I would flash a Rom from the same program? I also would like to have as much a "vanilla" Jelly Bean ROm as possible and one that is stable and fully functional. If anyone can direct me it would greatly be appreciated. Thanks in advance !!
Click to expand...
Click to collapse
i'll make it simple
1) install TWRP custom recovery from here: http://forum.xda-developers.com/showthread.php?t=1677447
2) download rom and gapps to your computer and transfer it to your phone
3) *make a backup in case anything goes wrong*
4) flash boot.img (extract it from rom file) and use this to do it: http://forum.xda-developers.com/showthread.php?t=1962428
5) reboot into recovery (boot into bootloader, then reboot into recovery)
6) full wipe (cache, davlik, factory, etc)
7) go to install and find the .zip file of the rom and flash it, be patient it may take a while
8) flash gapps
9) reboot system and u'll be done be patient for this one too, first boot always takes a while
hope this helped
Thank You
utkaar099 said:
i'll make it simple
1) install TWRP custom recovery from here: http://forum.xda-developers.com/showthread.php?t=1677447
2) download rom and gapps to your computer and transfer it to your phone
3) *make a backup in case anything goes wrong*
4) flash boot.img (extract it from rom file) and use this to do it: http://forum.xda-developers.com/showthread.php?t=1962428
5) reboot into recovery (boot into bootloader, then reboot into recovery)
6) full wipe (cache, davlik, factory, etc)
7) go to install and find the .zip file of the rom and flash it, be patient it may take a while
8) flash gapps
9) reboot system and u'll be done be patient for this one too, first boot always takes a while
hope this helped
Click to expand...
Click to collapse
I really appreciate your response. Don't I have TWRP already from when I unlocked bootloader and rooted? Next question.... what ROM and where do I download it from? Do I download to PC or phone? Sorry for all the questions but I dont want to mess up my phone. Hope you can help me....Thanks again
Download goo.im install TWRP via goo.im or from fastboot. Test to see if get into the recovery. If so you can flash away. Follow instruction from the video that twrp puts out or from the how to thread. I'm running AOKP now for nearly a week and so far so good. Just be sure to start by backing up your phone with twrp or the other pimp apps available. Watch Video or follow directions on twrp thread for your device. Goo. im is darn noon friendly. Here's a screenshot of an example screen
Sent with Swagger
jmlape said:
I really appreciate your response. Don't I have TWRP already from when I unlocked bootloader and rooted? Next question.... what ROM and where do I download it from? Do I download to PC or phone? Sorry for all the questions but I dont want to mess up my phone. Hope you can help me....Thanks again
Click to expand...
Click to collapse
once the bootloader is unlocked, then you are able to install the recovery. you can check if you have it already, but its likely that you dont.
its fine if you download from your phone, but for starters it is much simpler to download from the computer and transfer to the phone
and for what ROM to flash, since you want a jb rom i'd recommend starting with a stable rom, so that would mean you should stay way with roms with the "unofficial, beta, alpha",etc labels. also CM10 is in a pretty unstable state too, so stay away from that
i wouldn't necessarily recommend a jb rom for starters, but it seems to me that you'd like one so i would start with nocturnal'd dirty rom. its stable, smooth, and has some really nice tweaks
jmlape said:
I really appreciate your response. Don't I have TWRP already from when I unlocked bootloader and rooted? Next question.... what ROM and where do I download it from? Do I download to PC or phone? Sorry for all the questions but I dont want to mess up my phone. Hope you can help me....Thanks again
Click to expand...
Click to collapse
You can download ROMs via goo.im on your phone like CM10, AOKP.. just read up a bit and get it right. The other poster's response is right on the money. Follow those links and you are good to go.
Sent with Swagger
No offense to any other devs, but I agree dirty rom is pretty solid and polished with a very active dev. As for installing, download rom and dirty gapps. Also head to play store and download flash image GUI...
1. Open flashgui app. Browse to dirty rom and select. OK it by following instructions and don't worry about the WiFi bit. (Its just a disclaimer). It'll automatically flash just the kernel.
1. Once successful, immediately boot into recovery. Wipe cache, wipe dalvick, factory reset, wipe system. Press back button, hit install. Find your dirty rom. Swipe to flash it. Once successful, immediately flash dirty gapps.
2. Reboot system. (First boot takes a little longer)
3. Swim in the butter!
Sent from my fast as f*#@ OneXL codenamed: Dirty Girl
I'm downloading that ROM right now for a test drive...ending thread highjack mmmm now.
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[Q] Upgrading from 4.1?

My TF700 is bogged down pretty hard and randomly freezing/rebooting so time to upgrade from Cleanrom 3.4.1 (JB 4.1) to whatever is out there now. It has been a few years since messing with roming and don't want to screw anything up. I also did some searching but didn't find anything on this specifically.
I see twrp is the way to go now for recovery but I am running cwm 6.4.x I think? I forgot since rebooting and looking. Anyways, I can just use adb per the instructions and re-flash twrp over the cwm then flash a KK rom right? I just want to make sure because my GS3 has to be reverted then something changed then re-updated...something crazy to not brick it and I obviously don't want to happen.
First of all you need to determine what your botloader version is. It's probably outdated if you've been on a CleanROM. You need to have the 10.6.1.14.10 bootloader if you want to flash a KK rom.
The easiest way to uograde your BL is to grab the BL/TWRP package from the OP of the CROMi-X thread in Development and flash it in your current recovery.
Reboot to let it install, then boot to recovery and check the version number. I forgot what TWRP version sbdags packaged in that file. If it is TWRP 2.6.0.1 go to the Teamwin website, downlaod TWRP 2.8.0.1 and flash it in fastboot.
Then you need to do a full factory wipe in TWRP (default under the Wipe command) and then you can flash the KK rom.
For general instructions read this:
http://forum.xda-developers.com/showthread.php?t=2688891
A little confused. It sounds from your message that I can flash the new recovery? The thread you sent me to said to flash in fastboot. I only ask because I don't have a windows box handy and am lazy.
Thanks for the help!
edit* - refamiliarizing myself with the terminology and starting to get it again.
Fastboot was kind of a pain to get working but once it had connection and I learned how to use it, worked like a charm. Thanks a ton!
Have CM11 working on my tab now. It has been in pretty desperate need for some time now.
lowriderdog37 said:
Fastboot was kind of a pain to get working but once it had connection and I learned how to use it, worked like a charm. Thanks a ton!
Have CM11 working on my tab now. It has been in pretty desperate need for some time now.
Click to expand...
Click to collapse
If you're in the mood for it, nandroid CM11 and try ZOMBi-X. I love it!

K1 stuck on Nvidia Logo

HI all
i was using my recalled tablet normally alongside with the other and at some point i decided to put on a custom rom.
Before this a friend of mine unlocked the bootloader , rooted the tablet and putted on it the CWM , flashing the nomoreota.zip
After a long period without any problems i decided to go on custom trying to flash the Blisspop first, then Dirty Unicorn and then another one i don 't remember.
The result was the same with every single one : black screen and nvidia logo and that was it.
I successfully flashed TWRP adn used it to install the roms but there was no different response.
Can anyone please help me ?
i wouldn t mind to go back on stock but i fear to brick my tablet due to the kill switch, so i prefer to go on custom to be invisible to nvidia servers.
Thank you for your help in advance
Any Ideas ?
up
If you change from a 5.x to a 6.x ROM, you need to flash the correct blob as detailed in the follwing thread
http://forum.xda-developers.com/shield-tablet/general/unofficial-update-original-shield-t3281541
You also need to install a 3.x.x TWRP.
If you still get into recovery and are able to flash roms, this is pretty much the only possible problem I know of.
njhuiz said:
If you change from a 5.x to a 6.x ROM, you need to flash the correct blob as detailed in the follwing thread
http://forum.xda-developers.com/shield-tablet/general/unofficial-update-original-shield-t3281541
You also need to install a 3.x.x TWRP.
If you still get into recovery and are able to flash roms, this is pretty much the only possible problem I know of.
Click to expand...
Click to collapse
thanks a lot. i will try it tomorrow

Custom ROM Issue... Stuck Booting...

Hey androids, I submitted this question as a reply to the guide thread already earlier... just thought it might get noticed in this forum alittle quicker... any help would be appreciated
I'm working on a recalled tablet that I rooted to keep using, and up until recently the ROM i had installed on it worked famously (bliss pop with android 5.1.1). Now, I was having some issues with it and thought "Well, i'll try out a different rom!"
So, I already had root (obviously) and I had already successfully installed a rom to this tablet... Using TWRP (both the 2.8.x.x I used previously and the newest one available for the shield) I have backed up, wiped, and flashed the images to 3 different roms + gapps for the appropriate versions...
first, I was going an issue with it mounting the \data partition so it wouldn't flash anything... then I repaired and rewiped the partitions, and got (what appeared to me in the logs) a clean and successful install of the roms. Each time I successfully flashed a ROM and GAPPs zips I would go to boot the ROM and my table would sit on the "NVIDIA" boot screen forever, never advancing to boot the ROMs.
I was worried that I had made a mistake and bricked the thing (though, it's been on borrowed time anyways being a recalled tablet). But I was able to force shutdown the tablet and reboot it into TWRP for another try. Each time I cleared the previous flash, wiped the cache and system partitions, and would get another clean install... but each time, it would get stuck on that same boot screen....
Anyone have any suggestions? thoughts? ideas? fixes? answers?.... anything? lol
Thanks folks!
Assuming you are trying to flash MM custom roms: You need the MM bootloader.
edisso10018 said:
Assuming you are trying to flash MM custom roms: You need the MM bootloader.
Click to expand...
Click to collapse
Is the newest TWRP *not* a MM bootloader?
TWRP is a recovery. A bootloader is a bootloader.
This is covered in every rom thread that updated from L to M.
lafester said:
This is covered in every rom thread that updated from L to M.
Click to expand...
Click to collapse
I'll re-look, the guides i've read have only covered flashing TWRP, then using them to flash the ROM and GAPPs... Which is what I did the first time I rooted it and put on a custom ROM... though maybe I didn't delete the original bootloader the first time and did so accidentally this time?
Thanks for the heads up though people, we'll see if I can straighten it out now that I know what I'm looking for
edisso10018 said:
Assuming you are trying to flash MM custom roms: You need the MM bootloader.
Click to expand...
Click to collapse
Ok, so I've downloaded the shield recovery zip, flashed the boot.img to the boot... nothing, then I read on one of the guides here that the "blob.img" is the bootloader... but the zip has a blob, without the .img
So I then attempted to add .img, and flash it to "boot" in TWRP, and there was an error, saying the file is too large...
do you (or someone else) know where to find a guide on where to find/how to flash a MM bootloader?
thanks
Ok, so I found guide with links to the latest firmware update; I flashed it, rebooted, and now I've gotta past the "Nvidia" boot screen into the Bliss boot screen... It's been here for a couple minutes now, gonna give it alittle bit and then try to install the other ROM I had tried.
MilesD37 said:
Ok, so I found guide with links to the latest firmware update; I flashed it, rebooted, and now I've gotta past the "Nvidia" boot screen into the Bliss boot screen... It's been here for a couple minutes now, gonna give it alittle bit and then try to install the other ROM I had tried.
Click to expand...
Click to collapse
Im stuk with the same probem, can you sendme the Link to the gide please

Update Build W/O a Computer

Ok, let me start by saying that I'm fully capable of updating my phone with a computer, I'm just hoping there is a better way. So far every time I've downloaded a new firmware, update the flash-all.bat and run it, something will fail towards the end of the update and the only way I've been able to successfully update is by using one of those tool kits (forget which one, it's on my computer). I'm not that concerned about all of that with this thread. I'm wondering if there is a way to do it without a PC.
I'm on NMF26O (root, ElementalX, etc) and tried flashing Pure Nexus over the weekend. Since it's based on NMF26V, I kept receiving an error on boot about updating my vendor.img. So I downloaded that firmware, extracted it, and flashed the vendor.img in TWRP. That led to a plethora of other issues that I couldn't resolve by flashing the boot.img, reflashing the rom, ect. Several hours later I ended up flashing the boot.img and vendor.img for NMF26O, restoring my backup, re-installing Elemental, and rooting again.
Since these updates will be coming out every month, and roms will always be based on the latest update, I feel like I'll be pulling out the computer every month, downloading the updates, modifying the flash-all.bat, and running it through the tool, just to be able to update my rom. The first time I forget to update flash-all.bat, I'll lose the 60+ GB's I keep in internal storage. There has to be an easier way. TWRP is capable of flashing images. Has anyone been able to update without using a computer? I don't care if my radio is out dated, or something is mismatched as long as my phone works as intended.
Sent from my Pixel using Tapatalk
Not sure why you ran into issues with PN. You need to be on the latest build NMF26U. You can flash the ROM via recovery. Then tku have to reboot once and go back to recovery and flash the V vendor image because the ROM is based on NMF26V. Each time a new ROM comes out on a new build you can flash in recovery.
If your talking about flashing stock OTAs via recovery that's not possible yet. No need to do this if you're going to be using custom ROMs though
aholeinthewor1d said:
Not sure why you ran into issues with PN. You need to be on the latest build NMF26U. You can flash the ROM via recovery. Then tku have to reboot once and go back to recovery and flash the V vendor image because the ROM is based on NMF26V. Each time a new ROM comes out on a new build you can flash in recovery.
If your talking about flashing stock OTAs via recovery that's not possible yet. No need to do this if you're going to be using custom ROMs though
Click to expand...
Click to collapse
I'm on NMF26O. What's the difference between it and NMF26U and why would the vendor image from NMF26V work with NMF26U but not NMF26O?
Seems like all you would need is the /system from the rom, the vendor image, and maybe the boot image (or a custom kernel). I think I'm missing something here.
Sent from my Pixel using Tapatalk
If you install PN its based on NMF26V. So unless you are already on that then you would need to flash the ROM, reboot back to recovery, then flash the NMF26V vendor image.
I'll play devil's advocate here... Yeah there is an easier way, use your Pixel stock and take OTA's. Enjoy a phone that always works, with or without a laptop!
I understand my audience and realize this isn't a popular mantra here but I felt exactly like you did with my 6p and vendor images. I got to the point where I sacrifice root now just for my own sanity. My phone works for me, not the other way around.
What I do is side load the full OTA ( which you can get from the same place you get the factory images ). I only use the fastboot boot version of TWRP so that my stock recovery stays in place. Then all you have to do is boot into the stock recovery, adb side load the OTA file and re root. Then you're fully up to date without worries of your data being wiped :laugh:!
( Although if you look in the flash fire thread from Chainfire, he's working on a version that will let rooted pixels flash otas like normal ones :fingers-crossed: )
I think you guys are missing the point. I have no desire to ever be stock, which rules out the possibility for an OTA in any form.
What I'm trying to figure out is exactly what is necessary to make a custom rom (based on the latest OTA), work if flashed over an older build, without first somehow applying the full OTA. Or is it impossible?
On just about every other phone I've owned, we could piecemeal the files needed for minor updates, along with a custom rom. The only time we'd have to flash a full update is for major updates ( 4 to 5 to 6, etc).
Sent from my Pixel using Tapatalk
Ok, I figured it out. Just download the OTA.zip (not the full firmware), flash in TWRP, immediately flash TWRP again, and reboot.
I'm now on nmf26u.
Sent from my Pixel using Tapatalk
joshw0000 said:
Ok, I figured it out. Just download the OTA.zip (not the full firmware), flash in TWRP, immediately flash TWRP again, and reboot.
I'm now on nmf26u.
Click to expand...
Click to collapse
I don't think we can just flash OTAs in twrp yet. Haven't heard of Antone doing it. There is a beta Flashfire out that I guess works to flash updates. J have it but haven't needed to try it cause I'm running PN and DU
aholeinthewor1d said:
I don't think we can just flash OTAs in twrp yet. Haven't heard of Antone doing it. There is a beta Flashfire out that I guess works to flash updates. J have it but haven't needed to try it cause I'm running PN and DU
Click to expand...
Click to collapse
I've done it several times tonight. Went from O to U to V, flashed Pure Nexus, screwed up the rom, restored to O, then O flashed back to U and V.
Just flash it like a rom in TWRP RC1. Make sure you flash TWRP again before rebooting if you want to keep it.
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