Downgrade to stock 4.0.3 - Asus Transformer TF700

Hi there,
I wanted to downgrade to stock 4.0.3.
But whatever I tried nothing worked.
If I will root the tablet it tells me missing permissions.
Flash with RootDebugfs tells me no permission to copy files to their directions.
Please help me
Asus Transformer Pad Infinity TF700T
Android Version 4.1.1
Superuser Widgets doesn`t work....

wr3cked said:
Hi there.
Click to expand...
Click to collapse
Howdy
K lets see whats a goin' on here.
What steps are you trying to get back to ICS 4.03?
Sounds as though you may have upgraded to JB with out saving root permissions.
Is this assumption correct?

wr3cked said:
Hi there,
I wanted to downgrade to stock 4.0.3.
But whatever I tried nothing worked.
If I will root the tablet it tells me missing permissions.
Flash with RootDebugfs tells me no permission to copy files to their directions.
Please help me
Asus Transformer Pad Infinity TF700T
Android Version 4.1.1
Superuser Widgets doesn`t work....
Click to expand...
Click to collapse
Well I had a situation that required me to downgrade to build 9.4.5.30 which is android 4.0.3 and for me the only thing that finally worked was to use the "Alternative firmware update method" from this thread http://forum.xda-developers.com/showthread.php?t=1755576 and once that was achieved followed the rest of the protocols outlined here http://forum.xda-developers.com/showthread.php?t=1976150 in order to get root.

Related

[Q] Any solution to root a TF101G 3G B80 8.6.6.23 ?

Hello everyone, and sorry if the question had already been posted..
Someone knows a way to root my new transformer 3G version 8.6.6.23 ..? It's a B80 model..
Razorclaw......
Sent from my Transformer TF101 using Tapatalk
yalkowni said:
Razorclaw......
Sent from my Transformer TF101 using Tapatalk
Click to expand...
Click to collapse
Need to be on 8.6.6.19 for Razorclaw to work.
Someone stated they were able to downgrade but he never elaborated on how he did it.
http://forum.xda-developers.com/showthread.php?t=1400532
Thanks for you answers ! I've read this topic after having posted, but indeed, explanations were never given. I pm Furzbirre, I hope he will answer to me !
If anybody finds out whether or not this is true, we would all like to know!
CobraBytez said:
If anybody finds out whether or not this is true, we would all like to know!
Click to expand...
Click to collapse
Look here
http://forum.xda-developers.com/showthread.php?p=20787530
Hey !
I tried to download the file named UpdtaeLauncher_WW_epad_8.6.6.19 (or something like that..) I found in the thread you linked. I downloaded a zip, and copied it in my internal storage, and rebooted, but nothing changed, and there isn't any downgrade.. Where do I need to copy the file, and do I have to unzip it ?
Thanks a lot !!
Sent from my Transformer TF101G using XDA App
Go here
http://forum.xda-developers.com/showthread.php?p=20809061
Thanks for your help, I followed all insructions but didn't manage to launch an update.. :/
Sent from my Transformer TF101G using XDA App
Well,I tried everything I could,it doesnt downgrade my transformer..too bad.. I think I will have to wait untill another way to root my device..
Thanks a lot for your help !
Sent from my Transformer TF101G using XDA App
i think you need the files you wish to flash copied to your external storage from what I read while rooting my B70 and flashing with PRIME 2.1.1 and netformer 1.6, they all had to be on a micro SD to flash.. (???)
The downgrade isn't working for me either - B70, US, .21
I renamed the file in the dev threads to US_epad-user-8.6.6.19 (no zip), rebooted, it said there was an update with the triangle, it runs, but then goes to the Android with the triangle in the middle, then when rebooting it reverts back and loads and states the software does not match the upgrade file.
I'd like to post this in the dev thread, but I don't have 10 posts yet :lame:
not working with .23
I tried all variants for downgrading from my 8.6.6.23 (BA0, TF101G) found in the threads for .21, but it does not work at all.
The update starts, but then the little android with the yellow warning sign shows up and the .23 version keeps on rolling...
i think we have to wait... damn you asus: why don't you just let me root MY device. I bought it - i didn't rent it !?!?
Thanks toeveryone who took the time to anwear my question.. Especially stch, I've ben led to the same conclusion, but didn't want to believe it.. But, finnlaly, I have to understand that it now impossible.. I'll have to wait :/
Thanks you everybody !
Viva Mexico
Use nachoroot, it works great
http://forum.xda-developers.com/showthread.php?t=1427838
pjfriend's alternate root method has worked for me. It allowed me to revert from .21 to .19 and then root using Razorclaw. I was having trouble at first, as I have just gotten my transformer. A note to you, when getting in to recovery, after you see the green NVidia logo, that's when you hit the volume up knocker. Not when you see the two square boxes that have 'factory wipe' and an Android there.
Tripsyk said:
Nachoroot has worked for me. It allowed me to revert from .21 to .19 and then root using Razorclaw. I was having trouble at first, as I have just gotten my transformer. A note to you, when getting in to recovery, after you see the green NVidia logo, that's when you hit the volume up knocker. Not when you see the two square boxes that have 'factory wipe' and an Android there.
Click to expand...
Click to collapse
If NachoRoot worked, there's no need to revert from .21 to .19 to use RazorClaw.
NachoRoot should have rooted your TF.
Heh, nice find . Trying so many root methods, they begin to blur. Edited and fixed, thanks.

[Q] Firmware: V8.6.5.19

I have been trying to re-root my tf for quite a while now. Have had no success because I have one of the transformers that canot be rooted with Nacho (unfortunately).
I have tried all others as well and even had 3 times brought the transformer back to firmware 13 and tried to rooted.
The only time I manage to root was when I had the Firmware: V8.6.5.19 and therefore I need drastically to get that again.
If anyone have the zip I would be very glad to download it.
Thanks!
EDIT: I forgot to mention: Firmware: V8.6.5.19 WW
8.6.5.19 was pulled by Asus pretty quick because of the the exploit the devs
use to make RazorClaw work.
You can use 8.6.6.19 which is the TF101G ROM but it work for the TF101.
http://forum.xda-developers.com/showthread.php?t=1417006
Once root is achieved you could use OTA root keeper to save your root and update to the latest correct firmware
for your TF.
Hej Baseballfanz,
thanks for the answer, I had been on that thread and check almost all the pages and only got multiload links which of course were down.
After your suggestion I went back there and then after checking all the pages I got the link on the page 27
Thanks again. Now I am once again rooted and with revolver rom.
I tried the OTA after rooting (of course with rootkeeper) but it didnt work. First it didnt allow the OTA or the installation with the .21 firmware (force install). So I installed CWRM and flashed the firmware .21 which worked but I couldnt resore root with the rootkeeper voodoo.
I ended up giving up from Asus stock rom and went back to Revolver which is anyway my favorite custom.
Thanks again (already clicked on thanks button)
If someone (everyone) could stop using multiupload.com, then I think I might be successful in re-rooting my TF too. Same boat, I am one with a TF that nacho does not work on. And every 8.6.5.19 I find is uploaded to multiupload.com and that site will not load in the US anymore...at least not via Comcast/Xfinity.
So if someone would kindly upload it to anyplace other than multiupload.com, that would be so very VERY awesome.
Thanks!
f you wish to re-root your device from 8.6.5.21 you will need to get 8.6.6.19, not 8.6.5.19 BTW, it is very hard to find I have been looking myself to do some tests but that firmware version has been removed from Asus' site even.
Yeah Asus yanked 8.6.5.19 pretty quick aftr RazorClaw was released.
luna_c666 said:
f you wish to re-root your device from 8.6.5.21 you will need to get 8.6.6.19, not 8.6.5.19 BTW, it is very hard to find I have been looking myself to do some tests but that firmware version has been removed from Asus' site even.
Click to expand...
Click to collapse
But there is no 8.6.6.xx for US transformers...not even .21 is 8.6.6.xx on the Asus site.
Yeah...8.6.6.xx is for the TF 101G only. I don't have the G version.
gVibeR said:
But there is no 8.6.6.xx for US transformers...not even .21 is 8.6.6.xx on the Asus site.
Yeah...8.6.6.xx is for the TF 101G only. I don't have the G version.
Click to expand...
Click to collapse
yes it's for the TF101G but it will work on the regular TF. You are only using it to gain root with RazorClaw.
After which you can flash a rooted stock rom made for the tf or any of the custom rom.
baseballfanz said:
yes it's for the TF101G but it will work on the regular TF. You are only using it to gain root with RazorClaw.
After which you can flash a rooted stock rom made for the tf or any of the custom rom.
Click to expand...
Click to collapse
Ok so...does someone have the US version of whatever .19 version firmware I need to do this? Please?!
I have 8.6.6.19 ww version but not uploaded anywhere yet. Lemme know if u want it.
Sent from my Infected Galaxy Y using Tapatalk
gVibeR said:
Ok so...does someone have the US version of whatever .19 version firmware I need to do this? Please?!
Click to expand...
Click to collapse
Just use the WW 8.6.6.19 to get root. After that flash a rooted US firmware.
I rooted my tf101 (serial bco) successfully with nachroot and adb from firmware 8.6.5.21.
baseballfanz said:
Just use the WW 8.6.6.19 to get root. After that flash a rooted US firmware.
Click to expand...
Click to collapse
Ok...Going to try this.
Just so I am clear:
Do I just need to push the file to /sdcard properly named and do the PWR/VOL + method?
Do I need to do the PWR/VOL - to Wipe Data as well?
good instructions here
http://forum.xda-developers.com/showthread.php?p=20799328
baseballfanz said:
good instructions here
http://forum.xda-developers.com/showthread.php?p=20799328
Click to expand...
Click to collapse
Still no root. I followed the instructions exactly, and even several times using a variety of the other suggestions. I have both WW_epad-user-8.6.6.19.zip and EP101_SDUPATED.zip located in the Root of both my /sdcard and /Removable/MicroSD...and all I get is the Android with Yellow Triangle.
My TF101 is the B60 model, I have had it rooted before unrooting it in anticipation for the now delayed ICS update. With the US v8.6.5.21 update on it, there seems to be no way to root it.
I guess I am SOL.
gVibeR said:
Still no root. I followed the instructions exactly, and even several times using a variety of the other suggestions. I have both WW_epad-user-8.6.6.19.zip and EP101_SDUPATED.zip located in the Root of both my /sdcard and /Removable/MicroSD...and all I get is the Android with Yellow Triangle.
My TF101 is the B60 model, I have had it rooted before unrooting it in anticipation for the now delayed ICS update. With the US v8.6.5.21 update on it, there seems to be no way to root it.
I guess I am SOL.
Click to expand...
Click to collapse
Use NVFlash or try the RootTool kit
baseballfanz said:
Use NVFlash or try the RootTool kit
Click to expand...
Click to collapse
So I can NVFlash that Update file or do I have to extract it and make all the .img files etc.
It would have to be an NVFlash compatible ROM.
Here's some stock ROM plus some of the custom ROM such as Prime
has NVFlash version.
http://www.tabletroms.com/forums/tr...stock-3-2-recovery-roms-unbricking-tools.html
http://androidroot.mobi/2011/06/13/nvflash-on-asus-transformer/
baseballfanz said:
It would have to be an NVFlash compatible ROM.
Here's some stock ROM plus some of the custom ROM such as Prime
has NVFlash version.
http://www.tabletroms.com/forums/tr...stock-3-2-recovery-roms-unbricking-tools.html
http://androidroot.mobi/2011/06/13/nvflash-on-asus-transformer/
Click to expand...
Click to collapse
I've done this already too...and still can't get Nacho or Razor methods to work and still can't get 8.6.5.19, the update still goes directly to .21.
I feel like we are going in circles here.
Am I seriously the only B60 owner with this problem? Is there not a single other US version B60 model owner that has downgraded and then successfully rooted their TF101?
NVFlash didn't work?

[Q] No Root after repair

Hey guys.
Here is my story i hope you can help me: I am from Germany and got a B8O Tab. I had rootet it with Razorclaw and installed CWM and some Custom Roms.
One Day my left headphone speaker was dead. So i had to return my tablet to Asus. I unrooted it with ViperMod. It worked perfect. I was back on stock without root and CWM. I could root again and unroot with Vipermod (tested)
Now i got my Tablet back. It wasnt configurated so i know that they had put an fresh Rom installation on it. But they did the WW 8.6.6.23 on it. NOT the DE Version.
End of the Story is, now i cannot root anymore. I tried ViperMod and Nachoroot (manuell) and both stop by the exact same point. After the second reboot "id" has to be 0 but it is something like 2000.
Now i cant root (God knows why) and cannot put the DE Version on it. I think the root doesnt work because it is an German Tab with the WW Version now.
Have someone an Idea how i can solve this problem? Just want root back so i can use custom roms again.
I'm having the issue. "vid=2000<shell> gid=2000<shell>" every time.
Click to expand...
Click to collapse
Are u sure that its the same tablet? I mean if it had a fresh rom it could bee the new patch that makes rooting harder...
Update to the official ICS that you can download from the asus website then root it with ViperMod
SoonHD2 said:
Are u sure that its the same tablet? I mean if it had a fresh rom it could bee the new patch that makes rooting harder...
Click to expand...
Click to collapse
Yes I am 100% sure it is my tablet i send to asus because i had an protective film (right word? was google translator^^) on it with an small dust inclusion. It is the same.
mrevankyle said:
Update to the official ICS that you can download from the asus website then root it with ViperMod
Click to expand...
Click to collapse
I thought of that too but the problem is i have an TF101G and this one doesnt have IC until now. The IC Updates are all for the Wifi only version.
But if IC is avaibled for the TF101G can i just install the German Version over the WW?
B_atto said:
I thought of that too but the problem is i have an TF101G and this one doesnt have IC until now. The IC Updates are all for the Wifi only version.
But if IC is avaibled for the TF101G can i just install the German Version over the WW?
Click to expand...
Click to collapse
ViperMod should work on the G also. If you're still on HC i think option 3 is what you choose
baseballfanz said:
ViperMod should work on the G also. If you're still on HC i think option 3 is what you choose
Click to expand...
Click to collapse
ViperMod worked before i send the transformer to Asus. I used it to get back to Stock and unroot. I tested it if i can root again and it worked perfectly. But after i get it back from Asus it has the WW Version instead of the DE (German) and now Vipermod isn't working anymore.
I think it has to do something with this WW Version but im not sure of it.
Any Ideas?
I'm having the issue. "vid=2000<shell> gid=2000<shell>" every time.
So i managed to go back to the German Version. First success!
But root still isnt working. I really dont know why.
just the 10 post....

[Q] Is it possible to root after jellybean update WITHOUT unlocking?

I recently bought my new Transformer Infinity and like an idiot I updated to jellybean without thinking if I wanted to root first.
I've tried several different ways but I can't get my TF700t to root after updating so that leads me to ask if I must unlock before rooting after jellybean?
I've tried downgrading and that is to say I've put the 9.4.5.30 update in my root of the microsd card and when I go to recovery boot i just get the little guy on his back with a red triangle and black exlamation mark.
I realize unlocking will void my warranty which I am a little hesitant, though I never purchased any warranty with my tf700t but i think i can do so now.
I tried following this post:
Thanks for the reply, but i've been working on this for the past couple of hrs and my issue is solved. i'm currently back at 4.1.1 Jellybean again and Root Checker has verified that root is in place. the su binary is also present and all apps that need root work properly (Busybox, Titanium Backup, etc). i've also rebooted and rechecked several times to be sure, it say rooted every time now, whereas it didnt before. I managed to do all of this without unlocking the bootloader as well, even though what i've read elsewhere says it is necessary to do so.
I would have agreed with you before on your point that OTA updates are irreversible, and they usually are, but my experience today shows otherwise. however, you are right that each OTA will probably make it harder to reroot or stay rooted. you're also right that factory reset only wipes data but not firmware, which i just recently figured out today before you posted. i used the "about tablet" section in settings both before and after my steps below to verify that i had indeed downgraded/upgraded firmware/Android versions from JB to ICS and vice versa.
here are the steps i took, in sequential order, so that maybe anyone else with my issue can benefit. i cant gaurantee it will work for everyone:
1. downgraded from 4.1.1 JB firmware to "Eee Pad Transformer Pad Infinity TF700T Firmware: V9.4.5.30 Only for US SKU (Android 4.0.3)". This will roll you back from Jellybean to Ice Cream Sandwich. go to support.asus.com, enter TF700T as the model number, and scroll down until you find this, then download it and unzip the zip file to the root of your sdcard (there is a zip file within the downloaded zip, place that at the root, not the downloaded file itself). if you are using a TF700T that is not US-based then download the appropriate file for your region, just make sure that it has .30 in the file name. I read on a forum somewhere that this is the only firmware update for this device that enables downgrading from higher version to 4.0.3, although it's possible that others may work. then power off your device and do a cold boot (hold down left volume and then followed by power button, do this for about 10 seconds. when you get to the desktop/start screen you will see "Safe Mode" in lower left corner, then your device will notify that an update is available. tell it to apply and let it reboot. when it powers back on you should be back at 4.0.3
2. Do a factory reset, this can be done either before or after the step above, but i did it after. i'm not sure if this is necessary , but just to be on the safe side. back-up all important info, apps, etc beforehand
3. I used the method at Simple Guide to Root TF700T Asus Transformer Pad Infinity : Tips For Tab . this guide can also be found at other websites, but the steps are the same and the files/utilities needed are the same as well. just follow the steps. this will not work if you are still at 4.1.1, you will get the error i detailed in my last post.
4. Download Root Checker (to verify root access) and make sure you have the latest Superuser installed from Play (SuperSU may also work but i'm not sure, i'm using the paid version of Superuser Elite). and also get Voodoo OTA RootKeeper (free), this has a function that will allow you to restore root access after upgrading to 4.1.1. Superuser Elite also has a "ota survival" function that does essentially the same, both worked for me (this software isnt free). and get Busybox and a terminal emulator like Better Terminal Emulator or Android Terminal Emulator. i'm not even sure if these last 2/3 are absolutely necessary, but they install essential must-have functions that all root users should have.
5. then use RootKeeper and make a backup of the su binary, or place a checkmark beside the "ota survival" function in Superuser Elite. either will backup the su info so that it can be restored.
6. Next, do a direct OTA upgrade to 4.1.1 JB , either by using the built-in firmware update function, or by manually downloading from the website and updating using the method listed above. Do NOT do a restore to factory backup state after this point (especially after), it will most likely wipe out the backups of su made by RootKeeper/Superuser Elite.
7. after the upgrade is finished you will be back at start screen at at 4.1.1, use Root Checker and it will say you're not rooted. Then use either of the 2 programs ive outlined to restore the su binary from the backup. in SU(E) just uncheck and recheck the OTA Survival box, or in RootKeeper just restore from backup. Then go back to Root Checker after doing either of these, it should say rooted. reboot and recheck to make sure.
8. That's it! just wash, rinse and repeat when the next firmware update is available, hopefully these same steps should work
Also make sure to keep a backup of the su binaries/app from here onwards, otherwise at some point in the future you may lose the ability to simply restore from backup after each OTA Firmware update. you will have to start over from the beginning.
I'm sure someone figured this out already, but i figured i would post anyways.
Click to expand...
Click to collapse
but i couldn't even downgrade
Beret67 said:
I recently bought my new Transformer Infinity and like an idiot I updated to jellybean without thinking if I wanted to root first.
I've tried several different ways but I can't get my TF700t to root after updating so that leads me to ask if I must unlock before rooting after jellybean?
I've tried downgrading and that is to say I've put the 9.4.5.30 update in my root of the microsd card and when I go to recovery boot i just get the little guy on his back with a red triangle and black exlamation mark.
I realize unlocking will void my warranty which I am a little hesitant, though I never purchased any warranty with my tf700t but i think i can do so now.
I tried following this post:
but i couldn't even downgrade
Click to expand...
Click to collapse
Where did you get the old ROM from? ASUS isnt hosting it anymore and it HAS TO BE a factory original Firmware signed properly or it will not take. In fact you should see "Signature Match" (or maybe its matched) in the top left corner in recovery.
I'm not saying that message is a guarantee you have the right ROM but its a good sign.
The default warranty is like a year so I wouldnt want to unlock either.
hx4700 Killer said:
Where did you get the old ROM from? ASUS isnt hosting it anymore and it HAS TO BE a factory original Firmware signed properly or it will not take. In fact you should see "Signature Match" (or maybe its matched) in the top left corner in recovery.
I'm not saying that message is a guarantee you have the right ROM but its a good sign.
The default warranty is like a year so I wouldnt want to unlock either.
Click to expand...
Click to collapse
I got the update that said: Eee Pad Transformer Pad Infinity TF700T Firmware: V9.4.5.30 Only for US SKU (Android 4.0.3) - 2012.09.21 update
from http://forum.xda-developers.com/showthread.php?t=1946456
And i'm pretty sure it said signature match.
Beret67 said:
I got the update that said: Eee Pad Transformer Pad Infinity TF700T Firmware: V9.4.5.30 Only for US SKU (Android 4.0.3) - 2012.09.21 update
from http://forum.xda-developers.com/showthread.php?t=1946456
And i'm pretty sure it said signature match.
Click to expand...
Click to collapse
Makes me wonder if they have broken downgrade on the 10_4_4_25 firmware then?! The TF201 had that happen on the first JB update. You could no longer downgrade to ICS.
Edit, Adding that I just downloaded the US 9.4.5.30 from that site you linked to and an MD5 check confirmed it matches the one I have used 3 times.
hx4700 Killer said:
Makes me wonder if they have broken downgrade on the 10_4_4_25 firmware then?! The TF201 had that happen on the first JB update. You could no longer downgrade to ICS.
Edit, Adding that I just downloaded the US 9.4.5.30 from that site you linked to and an MD5 check confirmed it matches the one I have used 3 times.
Click to expand...
Click to collapse
The US link?
maybe i just need to redownload it or something and leave it named as is.
So then what can I do?
Beret67 said:
The US link?
maybe i just need to redownload it or something and leave it named as is.
So then what can I do?
Click to expand...
Click to collapse
The link you supplied that has all the firmwares there are several that say 9.4.5.30
The first one is WW, World Wide. You need to make sure you get the correct one for your device. So if you bough retail in the US get the second one that says "US". The firmware will not work if you don't get the correct one.
An easy way to tell what you need is to go to settings and scroll down to "About" on the left. Tap About and on the right half scroll down to "Build Number" My daughters TF201 says JRO03c.US_epad........
So she has the US one and would need the US Firmware.
If you have a US device and tried to apply the WW firmware from what I have read it will fail, won't work.. dead andy. Make sure you have the right firmware for your device.
Please post back your results as I am sure many would be interested if ASUS broke reverting to ICS.
Beret67 said:
The US link?
maybe i just need to redownload it or something and leave it named as is.
So then what can I do?
Click to expand...
Click to collapse
After you download the zip file, first you have to UNZIP the zip file and you're going to see another zip file. Now rename this new zip to EP201_768_SDUPDATE.zip , then copy this to the root of your sdcard, boot into recovery and try again.
Beret67 said:
The US link?
maybe i just need to redownload it or something and leave it named as is.
So then what can I do?
Click to expand...
Click to collapse
I assumed the file rename was in the directions above
The only device I believe you should ever have to root/unlock /jailbreak is the IOS platform. As you probably know, you are extremely limited to any customization with an IOS device. Under the android platform, I find that there are many flavours of customization under the stock setting already. I've ran the TF700T with the latest updates and firmware for the past few months and performance is still optimal ... I also bet that if you had my tablet side by side next to a rooted/unlocked TF700T tablet, you wouldn't be able to tell the difference from a performance perspective. I'm only speaking from a standard user point of view. I can see where a developer may want root access and or someone who wants to learn how to program the OS, create custom ROMS etc., however for the casual user, I'd leave it the way it is.
Sent from my ASUS Transformer Pad TF700T using xda app-developers app
Rashar said:
The only device I believe you should ever have to root/unlock /jailbreak is the IOS platform. As you probably know, you are extremely limited to any customization with an IOS device. Under the android platform, I find that there are many flavours of customization under the stock setting already. I've ran the TF700T with the latest updates and firmware for the past few months and performance is still optimal ... I also bet that if you had my tablet side by side next to a rooted/unlocked TF700T tablet, you wouldn't be able to tell the difference from a performance perspective. I'm only speaking from a standard user point of view. I can see where a developer may want root access and or someone who wants to learn how to program the OS, create custom ROMS etc., however for the casual user, I'd leave it the way it is.
Sent from my ASUS Transformer Pad TF700T using xda app-developers app
Click to expand...
Click to collapse
I guarantee if you unlocked and installed a custom rom you would be blown away with how slow stock is Seriously, how do you know if you haven't done it? Seems like a strange challenge you have set. BTW I don't know one single person who has unlocked and gone to a custom rom who would go back to locked stock because performance is that different. You just don't know it.
sbdags said:
I guarantee if you unlocked and installed a custom rom you would be blown away with how slow stock is Seriously, how do you know if you haven't done it? Seems like a strange challenge you have set. BTW I don't know one single person who has unlocked and gone to a custom rom who would go back to locked stock because performance is that different. You just don't know it.
Click to expand...
Click to collapse
A significant reason for increased performance on custom ROMS is that the kernel they use allows for overclocking usually to 1.8GHZ. Just FYI in the interest of full disclosure.
It is not the ONLY reason but a big part of why they look/feel so much faster.
hx4700 Killer said:
A significant reason for increased performance on custom ROMS is that the kernel they use allows for overclocking usually to 1.8GHZ. Just FYI in the interest of full disclosure.
It is not the ONLY reason but a big part of why they look/feel so much faster.
Click to expand...
Click to collapse
Yes kernel tweaking brings huge benefits but there are plenty of other tweaks that bring the perks as well outside the kernel
Hello everyone, I just joined XDA and hope to be a successful contributor to this amazing community. This is my first post, hope it will be of help.
I can confirm that 10.4.4.25 did not break the downgrade option. Like others already suggested, make sure you're using the firmware which matches your device (WW/US/etc.) and you should be fine.
I Just got my device tonight from ASUS (RMA due to crashes every 2.5 days on the clock, black lines every few seconds, extremely laggy).
My precious came with 10.4.4.23 and I upgraded it to 10.4.4.25 to check the performance and black lines issue. With 25 it still lags a little but less than 23 and other earlier firmwares. I ran these tests on 23 then on 25:
1. For real life performance (don't care about synthetic benchmarks) I updated all the apps simultaneously. Both firmwares were laggy but 25 was much less than 23.
2. The black line is still there in 25 but much less than 23. I could reproduce it only with the black hole live wallpaper test which is a very good sign as in 23 I reproduced it a couple of times without the black hole live wallpaper.
After these tests I downgraded successfully to 9.4.5.30 (US) in order to root (need that for Avast FW) with no problems at all. Now I will go root it.
Update: Successfully rooted and upgraded back to 10.4.4.25
G0llum said:
After these tests I downgraded successfully to 9.4.5.30 (US) in order to root (need that for Avast FW) with no problems at all. Now I will go root it.
Update: Successfully rooted and upgraded back to 10.4.4.25
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I downgraded also to clear a few things. After that, I went back in and went to Settings and check updates and nothing show up. How did you upgraded back to the latest version? Can you share your method?
Thank you much.
ils01 said:
I downgraded also to clear a few things. After that, I went back in and went to Settings and check updates and nothing show up. How did you upgraded back to the latest version? Can you share your method?
Thank you much.
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Are you rooted? If you are you need to use the dlpkgfile incremental upgrade method can be found here http://forum.xda-developers.com/showthread.php?t=1803090
buhohitr said:
Are you rooted? If you are you need to use the dlpkgfile incremental upgrade method can be found here http://forum.xda-developers.com/showthread.php?t=1803090
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I am rooted now (but still locked). Can I jump directly to 10.4.4.25 using dlpkgfile without doing other middle steps?
Edit: Tried going straight to 10.4.4.25 and failed. No OTA either.
ils01 said:
I am rooted now (but still locked). Can I jump directly to 10.4.4.25 using dlpkgfile without doing other middle steps?
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No you can't, you need to upgrade to JB .16, then .18 then you can jump to .25.
buhohitr said:
No you can't, you need to upgrade to JB .16, then .18 then you can jump to .25.
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Thank you very much. Will do that.
ils01 said:
I downgraded also to clear a few things. After that, I went back in and went to Settings and check updates and nothing show up. How did you upgraded back to the latest version? Can you share your method?
Thank you much.
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OTA. Immediately after restart the tablet started downloading the update automatically... I postponed the update installation and then rooted, installed voodoo, created su backup, temp un-rooted and only then applied the OTA.
G0llum said:
OTA. Immediately after restart the tablet started downloading the update automatically... I postponed the update installation and then rooted, installed voodoo, created su backup, temp un-rooted and only then applied the OTA.
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Thanks for the update.
Mine did not see any update regarless of multiple checkings performed (this was done before any rooting attempted). I am in the process of dowloading dlpkgfiles and slowly doing the hard way.
Update: After I reflashed back to 9.4.5.30 to root, I went on and started updating using dlpkgfile started with .16, .18, .20, .23, and finally .25. All is good now. However, I had a few errors when going from .16 to .18 due to getting incorrect/wrong dlpkgfile.
Thank you for everyone's help.

Root or custom ROM?

My TF300T was updated to the recent OTA stock ROM, and thus lost the root that was previously gained through motochopper.
The tablet has recently become so slow and unresponsive sometimes that it's almost unusable when surfing or playing games.
Now I'm torn between two options. First, downgrade it to the previous version of stock ROM, and get root again. The second option is to unlock the bootloader, install TWRP and then flash a ROM that solves the lag problem.
For downgrading, which stock ROM should I get from the Asus website? And what is the downgrade procedure?
Would factory reset solve the unresponsiveness?
For unlocking/recovery/flashing, what procedure is safe for the stock ROM (build no. JOP40D.US_epad-10.6.1.27.1)? Which custom ROM do you suggest that would have reasonable responsiveness?
Thanks!
I've read if you downgrade to. 1.15 you can use motochopper to get root back.
Sent from my ASUS Transformer Pad TF300T using Tapatalk 2
I need to downgrade my TF300T as well as I need to get it rooted and then repair touch witch doesn't work.
I saw procedures but I'm not sure which stock firmware I need for mine as in asus site they don't mention any firmware starting with JOP. Mine have build number JOP40D.WW_epad-10.6.1.27.1-20130711
Thanks for help
IceC47 said:
I need to downgrade my TF300T as well as I need to get it rooted and then repair touch witch doesn't work.
I saw procedures but I'm not sure which stock firmware I need for mine as in asus site they don't mention any firmware starting with JOP. Mine have build number JOP40D.WW_epad-10.6.1.27.1-20130711
Thanks for help
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Downgrade to at least 10.6.1.15 - I've read that motochopper still works on that version for root access which I believe is required for any touchscreen driver reloads or refreshes.
Sent from my ASUS Transformer Pad TF300T using Tapatalk 2
Thanks for the suggestions!
I've downloaded the previous version of ROM (10.6.1.15). My question is, how to flash the zip file considering that my TF300T has the stock recovery and not unlocked?
just want to make sure I'm downloading right one. My current is build number JOP40D.WW_epad-10.6.1.27.1-20130711 and this one I'm currently downloading from Asus website - Version WW_V10.6.1.15.3 . Thanks
IceC47 said:
just want to make sure I'm downloading right one. My current is build number JOP40D.WW_epad-10.6.1.27.1-20130711 and this one I'm currently downloading from Asus website - Version WW_V10.6.1.15.3 . Thanks
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Yes that should be the correct file for you. I just did the downgrading with the US. build, and gained root again with 10.6.1.15.3.

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