update to lolipoop - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

Hi i have attached a photo of my version of base band, my question is how to put android 5, i dont know, i search something about odin and a rom, but i am afraid to brick my cellphone, please help me
and when the phone in OTA, say that it is and update, i did it but the update when is loading, it says it was interrumped (firmware is), i reset the phone with wipe data and cache and nothing the error persists
please i like android 5.
thanks and greetings!

Follow [How-To] Update to I337_OC3 - 5.0.1 and KeepRoot. This is the best way, since you probably will not be able to perform an over the air update, I'm guessing.

how can i backup my stock rom without rooting?

Related

[Q] Unable to Update phone because of bootloader.

I have a GS4 on version 4.3 rooted and I have a custom bootloader, clockwork. I've recently tried to ota update but it makes my phone reboot into recovery mode asking if I want to install an unknown package, paraphrasing here. Last time I accepted this install and softbricked my phone so I'd like to figure out the problem so I can fix it and update to KitKat. If I have to flash the original recovery or Rom I'd very much appreciate links on how to do so given I haven't done either in a year or so. Thanks in advance.
The problem is you cannot take an OTA unless you are 100% bone stock.
This problem and the solutions have been discussed many many times. Please search and you will find everything you need.

Question on upgrading to 5.0 from 4.4.4 when i was rooted.

hey guys i recently rooted my phone and then saw that 5.0 came out i wasnt able to find any reputable info on un rooting my phone so i could do the over the air update from verizon. however there was 2 updates available from OTA , one took me to another version of 4.4.4 and un rooted me. my boot screen still says custom but i no longer have root. however the ota 5.0 keeps failing. i figured maybe i can up date manually but the only site that has 5.0 for dl is sammobile and their site is down. all the other sites i found seem to be scams or want you to pay for faster dl. i dont care if i even have root any more i just want my phone on 5.0 with out loosing all the data on my phone. does any one have a link for instructions to do this? and a working link for 5.0? thanks
bump for help
Can you not boot into custom recovery twrp/safestrap? I Just re read your post, I'm assuming you can. So do that, and make a backup of /data. In addition it wouldn't hurt to use a usb drive or computer to back up any important files.
You say you want to be able to update without losing your data, I don't know if that's possible.if that is a real problem for you,I'd advise against modifying your phone in the future.
You didn't say why the update is failing, what is the given error message? Have you read the Verizon s5 forum?

Still on jellybean...want to update to either kit kat or lollipop

EDIT: phone is currently unlocked/rooted
I've had a G2 since it almost came out, i don't have nearly the time to spend on here as i used to. Thus i've stuck with jellybean because everything works well and i have it set up how i want but it's a bit long in the tooth and the phone needs to have a full clean factory wipe so i figured i'd take the time to update to something newer.
My thought process is the following:
Save everything i want to keep and take off phone (including titanium backups)
Factory reset phone
Allow OTA updates to download and install
Then root
Then install custom roms (if i so choose)
Now fellow XDAers, anything wrong with my logic? I did do some reading and some searching and it seems like lollipop is rootable with a script and i can install customer recoverys with a script as well. I'd like the phone to still be able to unlock and root my device.
Thanks for any help and/or links to tutorials.
I am not sure but I think OTA updates need a unrooted system with stock recovery.
I had a rooted KK and I could not OTA to LP because the download was over 1.5 GBs!
The best solution may be to back everything up, connect the phone to LG Tools, and choose the upgrade recovery method to get the latest ROM for your phone.

A2017G Oreo B.04 How to downgrade unrooted phone

Hello,
If there would be anybody who could help me in my problem I would be very grateful!
I was a happy nougat b.09 user when I tried to upgrade the phone to newest android, I installed Oreo B.04 and the phone got much slower, now tends to stutter on web browser and the battery life jumps like crazy. I went on for few weeks but now I can't take it anymore, I want to downgrade to Nougat, probably to B.12, but when I put either N-b.12 or N-FOTA-B10 to B12 from the download center thread into my sd card and rename it to update.zip, the phone still doesnt see it and I cant downgrade.
Is there a safe way to downgrade phone without root or risk of loosing data?
Btw. when I was upgrading the system few weeks ago i went form Nougat.b09 to nougat.b12 then oreo.b02, then unfortunately i downloaded nougatb.04 (mistaken it for oreo) and downgraded phone to it, repeated the process to get oreo.b04 - maybe this process made my phone slower? (but seems unlikely).
The accidental downgrade to N B04 is likely the big issue.
I would try flashing oreo B02, factory reset then flash the downgrade version of Nougat B12, not the regular one but this may actually be a case of needing an ADB connection or similar to reflash it with correct partitioning so I will defer to more experienced modders on this.
If you are on B04 Oreo right now, download the B12 package from a official ZTE source (ZTE Australia has the link for it). Same thing, rename to update.zip and put it in root for SD. If phone still doesn't detect, boot to recovery (power+volume up button), select the wipe/erase all data option first, select yes. After that, select Apply update from SD card then select the update.zip. package. Probably do another data and cache wipe just in case after its installed

Need help unbricking a Zenfone 3 ZE552KL. Is there a full system image that I can flash?

So a few months ago i tried unlocking and rooting my old zenfone 3, it failed horribly and now I'm left with a bricked device. Because its been a while I don't fully remember all the details, but I think I might have corrupted some part of the system and then did a full wipe/format which left me with nothing, at this point i might have found a system image with the very first firmware version and when i tried installing the latest firmware update from the Asus website, I realized that I would need to start flashing from the very first update to the final update. I tried looking for custom firmwares and they also needed an up to date original firmware.
And now i need to use the phone again but still can't figure it out, the phone is now just stuck on a bootloop. I don't really know what to do anymore. One thing I keep thinking is if there is a full system image of the up to date stock firmware, an image file that i could just flash onto the phone and have it running again. Though I haven't seen anything like that, so I don't think that exists or will work with this phone
Can someone please help me? this phone has been a brick for months and now I need some help recovering it
TL;DR Wiped the entire phone, lost the android system, and now I don't think I can use the phone unless I manually update the phone from the very first update to the last. I'm looking for if a full stock system image/backup with the latest (or atleast new-ish) version exists, though I'm very doubtful that this exists at this point

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