Downgrade TF201 to factory or a cool rom - Asus Eee Pad Transformer Prime

Hi everyone,
If my title makes me sound like a noob, it's because I pretty much am. Please be patient.
Here's the situation: I bought a second hand TF201 and it came with Katkiss 6.0.1. It's performance is pretty bad. I'd like to drop it down to kitkat. I get the process of downloading the ROM, but since I'm downgrading, is there anything special I have to do?
Also:
Could anyone recommend a kitkat ROM?
How do I find which bootloader and version I'm using? When I hold down power and vol. down I see "Android cardhu-user bootloader (I assume that's it?) <1.003> released by 'ww_epad-10.6.1.27.1-20130711' A03"
I am in Canada so I assume I need a "world wide" version?
It has Teamwin on it.
A key thing is that I need the HDMI to work as that's one of the main reasons I got this tablet.
Thanks for your help in advance!

Related

[Q] bootloader question

Please let me start by saying that I feel like an incompetent idiot...
I have searched through the forums without find in a answer to my issue. I have not bee keep up with the tfp scene as I was pleased with how my prime has been running for months. I decided to move up to newer ROMs...thinking hairy bean
So I am rooted and unlocked....don't remember when I did the ladder. I just know when I boot, it says device unlocked I the upper left hand corner. I have twrp installed and am currently on Cm 10.1.
How do I know if I am ICS or jb boot loader?
How do I just upgrade to jb Boot loader to be able to install all these newer ROMs? Is there any easy way? I am hesitant to install a ROM which explicitly says I need to have jb boot loader if I am not sure what I have....
These may be stupid questions but given all the talks about bricking, etc....I am being cautious....thanks.
Leo
I guess my biggest issue is where to go from here....?
All the guides are for new users who are already on jb from factory or have upgraded via official Asus update....tough to find somthng for someone who is 3 months behind.
LeoLopezDO said:
I guess my biggest issue is where to go from here....?
All the guides are for new users who are already on jb from factory or have upgraded via official Asus update....tough to find somthng for someone who is 3 months behind.
Click to expand...
Click to collapse
When you power on the prime look where the "Nvidia" logo is. If it is in the bottom center it is ICS bootloader if it is bottom right it is Jellybean bootloader.
In the second post of the hairybean thread there is instructions for upgrading from ICS bootloader. These wont do any harm if you are already on Jellybean bootloader so you could run them either way.
If you are still on ICS bootloader tho I would highly advise that you do the nvflash process first to make your prime unbrickable.

[Q] asus tf201 with twrp/android problem

i recently bought a asus tf201 on ebay and the android version on it is 4.0.3. As i found out later, it's also been unlocked. i have twrp v.2.2.1 installed and i want to install the latest version of android. i tried downloading the latest version of android from the asus website to my sd card and followed the instruction. but when i get to the twrp interface, i don't know how to get the update installed. it seems like it does not detect any data on my sd card. any help would be greatly appreciated. Bear in mind that i'm an absolute noob and i don't even know what "unlocking" a tablet means.
Thanks a lot for your time guys.
If your ASUS is unlocked I would not instal anything from ASUS. If you want to update you are going to have to flash a ROM, and if you are still looking to update to 4.2 you are going to have to flash the JB bootloader.
I would suggest browsing the developers forum for a ROM you might like and CAREFULLY read the posts about upgrading.

[Q] Reverting to stock from 4.2

Hey all, i'm currently on Hairybean 4.2 but need to downgrade since I'm selling my Prime.
I'm hoping to avoid a brick with this question.
Ok, so to revert, all I have to do is downgrade the bootloader and recovery found on the Hairybean site. From there, I found the latest OS update on Asus' website. Can I just flash their file through recovery or do I need to use say, a stock rom I found on xda? (although a slightly older version, which I think still has wifi problems).
Has anyone done this?
Thanks for your help.
Thanks Guy, this is Guy and I figured it out
I lucked out and had a nandroid copy on my computer of stock. So I downgraded my bootloader etc. with hairybean (thanks for posting that) and then nandroided.
From there I factory resetted and all is well for the sale of the tablet.
I loved you tf-201, but you never worked like I hoped. I'm hoping my nexus 7 will be my best friend in school.

Noob Needs Help Updating TF201 to Lollipop 5.0..... I'm lost

Hi all,
I really need to get lollipop on my Transformer Prime I know my way around the tablet pretty well but am new to ROMs and rooting. I've done some very basic stuff by following youtube videos but cannot figure out how to update it to lollipop. Everytime I read instructions on the forums I get completely lost. I am a pilot and have been using my TF201 for 4 years now for flying. The app I use isn't compatible with my old firmware anymore. I would really appreciate if someone would be kind enough give me some very dumbed down instructions on how to update my device's firmware. It's either I figure out how to do this, or go broke on a new tablet. Your guy's help would do me a huge solid. For the purposes of this I already factory reset my tablet to undo my current rooting mess and updated it back to version stock 4.1.1
chardsregards said:
Hi all,
I really need to get lollipop on my Transformer Prime I know my way around the tablet pretty well but am new to ROMs and rooting. I've done some very basic stuff by following youtube videos but cannot figure out how to update it to lollipop. Everytime I read instructions on the forums I get completely lost. I am a pilot and have been using my TF201 for 4 years now for flying. The app I use isn't compatible with my old firmware anymore. I would really appreciate if someone would be kind enough give me some very dumbed down instructions on how to update my device's firmware. It's either I figure out how to do this, or go broke on a new tablet. Your guy's help would do me a huge solid. For the purposes of this I already factory reset my tablet to undo my current rooting mess and updated it back to version stock 4.1.1
Click to expand...
Click to collapse
I've been happily using:
http://forum.xda-developers.com/transformer-prime/development/rom-katkiss-5-1-tf201-22-t3080892
The first steps have the directions to get you up and running.
chardsregards said:
Hi all,
I really need to get lollipop on my Transformer Prime I know my way around the tablet pretty well but am new to ROMs and rooting. I've done some very basic stuff by following youtube videos but cannot figure out how to update it to lollipop. Everytime I read instructions on the forums I get completely lost. I am a pilot and have been using my TF201 for 4 years now for flying. The app I use isn't compatible with my old firmware anymore. I would really appreciate if someone would be kind enough give me some very dumbed down instructions on how to update my device's firmware. It's either I figure out how to do this, or go broke on a new tablet. Your guy's help would do me a huge solid. For the purposes of this I already factory reset my tablet to undo my current rooting mess and updated it back to version stock 4.1.1
Click to expand...
Click to collapse
When it comes to ROMs there are a few things I always do, first make a backup of any files you might need should you manage to brick your tablet (search the forums, theres plenty of info on how to do it) then have a full nandroid backup of your current working setup to revert to should a brick happen (this can be done through your Recovery Program {TWRP,CWM} and I do it twice for good measure) then update any software you might need to in order to install the ROM of your choice then follow the install instructions for the ROM you want to install. I think for Lollipop KatKiss is probably one of the best if not the best Lollipop ROM, I have used it for a couple weeks and had no issues. I am currently running a BETA of marshmallow which has some weird issues on my Prime, so I would say Marshmallow is not yet there in terms of stable everyday use, but in due time it will be. Hope it helps, feel free to ask me any questions you might have.
chardsregards said:
Hi all,
I really need to get lollipop on my Transformer Prime I know my way around the tablet pretty well but am new to ROMs and rooting. I've done some very basic stuff by following youtube videos but cannot figure out how to update it to lollipop. Everytime I read instructions on the forums I get completely lost. I am a pilot and have been using my TF201 for 4 years now for flying. The app I use isn't compatible with my old firmware anymore. I would really appreciate if someone would be kind enough give me some very dumbed down instructions on how to update my device's firmware. It's either I figure out how to do this, or go broke on a new tablet. Your guy's help would do me a huge solid. For the purposes of this I already factory reset my tablet to undo my current rooting mess and updated it back to version stock 4.1.1
Click to expand...
Click to collapse
Chards, I'm a pilot too! Good luck with the root. In a nutshell, you need to do the "Flatline" method to get nvflash enabled. Follow their tutorial and make all the backup files... really. After that you're bullet proof. From there use the nvflash guide to upgrade the bootloader to Hairy bean. No you can't just flash it. You can't downgrade it... nothing. The only way to get the hairybean bootloader is to "unblob" it and flash it directly with nvflash. After that, follow the instructions over at taconikki's threads. Pick 5.0 or his new 6.0. Just follow their directions and you'll be all set. Best of luck!

TC103C lollipop update to TC103CG

Hello xda community,
Previously I owned a TF103C and on that one Asus supported the community with a lollipop ROM. Updating the device was pretty easy and lollipop worked hell lot better than 4.4.2 Kitkat. I just received a TF103CG from Ebay and its kind of bitter surprise that it seems that updating to lollipop is not easy if even possible. After hours of googling and forum reading I couldn't locate anything which has a promise of success.
Alright, sorry for the (probably) totally dumb question, but... is the ROM offered by Asus for the TF103C is applicable to the TF103CG as well? As far as I know the difference between the C and the CG model is that the latter has a 3G modem built in, otherwise the specs are the same. The build number of my device is KVT49L-WW_epad-11.2.2.24-20150810 release-keys 044000255_201405090027, the device is currently rooted.
Thanks in advance,
i-
I saw some post, that says, that there is no way to flash our device. The only variant is to flash it to stock if you have some troubles (unsucessful rooting or flashing uncompatible fw etc.)
so now i'm worry about optimisation this device using any tweaks for memory cleaning.
ah damn. i installed the twrp for nothing then T_T

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