Slow Internet (3G/LTE) after 4.4.2 Update - Galaxy S 4 Q&A, Help & Troubleshooting

Hello Guys
Well, let me get straight to the point. After my old rom (Revolution HD3) was draining my battery pretty fast, i decided to update to 4.4.2. Well, i downloaded the latest 4.4.2 for switzerland from sammobile.com. I flashed it and it somehow was all laggy and i had fc's the whole time. After some time i was able to use the phone anyway, but it was laggy. And the problem was that my 3G connection was EXTREMELY slow. I got connection time outs the whole time and wasnt able to download anything. Well, i thought it was the rom i flashed trough odin, so i downgraded to 4.2.2, my original rom, and updated trough KIES. The rom wasnt laggy anymore, but the 3g/4g was slow. I tried different Modems and Kernels. Nothing Helped. I then decided im going back to a custom rom but the flash failed. Then i tried another rom and it failed again. So i thought it may was cause i was on 4.4.2 and tried to flash a custom rom that was 4.2.2. I then tried to reflash my stock rom trough odin, and it FAILED. And that's how i bricked my phone. I can still enter Download Mode, but can't enter the recovery anymore. What do i do? I'd like to solve both problems.
Thanks guys
Btw: I've got an I9505

I assume you didn't wipe anything before you flashed stuff? Thats like rule number 1 to do.
You can try flashing a recovery true Odin.

Hej Guys
Um.. Just to let you guys know, it is possible to downgrad to 4.2.2 from 4.4.2. I just did it this morning and had sucess. But the problem with the really slow internet connction still is here, when im on a 4.4.2. And, it is the same with custom roms running 4.4.2. I tried different kernels and modems, nothing helped so far. As soon as i was back to 4.2.2 it had the usual connection speed. I called my provider and also called samsung itself. Obviously, they both told me to bring the phone back for garantuee. But well, as i know it's a software problem and not hardware, i wont do that. So can you guys help me? What should i do next? Actually im back on 4.2.2. Thanks
Edit: Oh, and ofc, i did everything like wiping/factory resetting, wipping preoload etc. It's not my first time flashing.

It's not possible to downgrade from 4.4.2 to 4.2.2! End of..
Sent from my GT-I9505 using xda premium

Are you serious dude? Im running 4.2.2 right now. What is your point?`I didnt even ask about it. I asked about a solution to the problem that i get slow 3G/4G on my I9505 when running 4.4.2. If you want a proof Pic about it running 4.2.2, i can give you one. But i dont really get what your point is.

Hang on hang on hang on, it is common knowledge that you cannot downgrade from official samsung 4.4.2 to official samsung 4.2.2 because in odin you will get failure at aboot.bin because you cannot downgrade bootloader.
How ever what would be really good is instead of just trying to say it then jumping out saying what's your point, we'll my friend the point is, it would be advantageous to everyone in the entire samsung galaxy s4 i9505 community if you can tell everyone how you did it.
My perspective is your doing a bit of flaming.
Pictures really won't prove a whole lot as anyone can do some build.prop edits and show different rom name and version.
Sent from my GT-I9505 using Tapatalk

Well, if it sounded like flame to you, it wasnt. I didnt create this thread to flame others. But i wasnt kidding saying that i downgraded to 4.2.2. Here how i did it:
Was running 4.4.2 (I9505XXUFNB9)
Flashed TWRP recovery.
Flashed custom Rom 4.2.2, which FAILED!
Flashed Official 4.2.2 trough odin, which FAILED!
Flashed TWRP recovery again, since it was somehow damaged from the flash before
Flashed Wanamlite 4.4.2
Flashed Custom Rom 4.2.2
Flashed Official 4.2.2 with succes.
Im not sure what part of those flashes were essential, but i have no reason for liying to you. What would be the perks if i did?
But now again BTT, Did anyone else have that problem of slow interenet connection? Or is it just me? Maybe some ideas?

Regarding slow Internet maybe it's your carrier with issues.
Maybe the downgrade back to 4.2.2 has created issues in its self. Have you checked your baseband matches bootloader and build?
A problem we have is we can't see the version of the 4G modem (non-hols) so that might be also an issue.
When you flashed back did you do a factory reset?
In regards to downgrade do you still have the Knox bootloader?
Sent from my GT-I9505 using Tapatalk

Well, i called my operator and the girl on the phone said that some people already called with the same issue, but its not on their side. It's a problem with the update samsung released. After the downgrade i had my Knox Bootloader and everything worked like it always did.
Yesterday Sammobile released a new ''rom'' for my country. Downloaded it, flashed it and it works great now. I have a bit of a fast battery Drain, but the problem with the slow internet seems to be fixed.
Again: 4.2.2 worked perfectly after downgrade. It had no issue, No FC nothing at all. Maybe i was lucky? No idea, but im happy my 4.4.2 works now
Thanks anyway for your help guys
Edit: Yeah, my bootloader matched both baseband and build.

Joku1981 said:
Mod Edit
Click to expand...
Click to collapse
If you had done your homework, you would know that in almost all cases Samsung repairs it even with Knox set to 0x1. They even publicly stated it in the Netherlands that they will repair your phone even with custom roms.
And you don't know the law in Switserland. Nor do I. So you can't say that in Switserland his rights are voided by flashing.
If Samsung doesn't give you the warranty, then you still have your consumer rights in the European Union (not that Switerland is in it). No flashing, modding or other chances decleine you your rights if it's not related to a hardware failure. In the countries that you and I live in, it will never void your rights if the damage is not related to flashing or modding.

So well, i think that in switzerland they actually WONT repair it if you flash it, but i aint sure about that, since i never had to send it to repair. But anyway, it was only a software problem on their side. They released another version for switzerland and it seemed to have fixed the problem. I have a bit more of a battery drain, but i actually think im just too used to some other custom roms. Anyways, thanks for the help guys

Related

[Q] How to Root?

So I've been looking all through the Samsung Galaxy S I9000 threads and can't find ANYTHING on rooting this phone. I've rooted several other phone models, including the S2 and I've never had so much trouble finding info on rooting a phone.
Could someone place a sticky on this?
I'm trying to root this Bell Canada Galaxy S I9000 on ver 2.33 and I can find plenty of instructions AFTER rooting but that doesn't help me if the phone can't even access the system
I just want to root this and install Cynaogen 7 on it. Help, please!
Silvercloak
Very useful thread, thanks a lot ^^.
-=Sent From Tapatalk - Galaxy S=-
OK here is a good starter guide.
The most important thing is getting a rooted kernel that matches your current Android version, wrong version will lead to bootloops and sadness. Once you've got a rooted kernel and CWM recovery you can backup and flash CM7 (twice, trust me).
CR Root thread has a long archive of kernels, should have one that matches your version
There are several methods existing in order to root your phone.
If you just need to root without changing your ROM, flash a kernel via Odin (kernel examples : Semaphore, CF-root, ...)
Why I'm rooting
Thanks everyone for your help.
TBH I'm rooting this for my brother's friend. He unplugged the phone in the middle of an update and now it won't make or recieve calls anymore... Soooo I'm guessing if I install a new ROM on it, it'll fix the whole issue... I could be wrong though, but it's worth a shot.
Silvercloak
He unplugged it during a Kies update? Check if the IMEI matches the sticker on the phone. If the IMEI is corrupted you might be best to send it back, a custom ROM will void any warranty.
If the IMEI is OK then rooting it and flashing a stock ROM might clean it up.
Best of luck
rax22 said:
He unplugged it during a Kies update? Check if the IMEI matches the sticker on the phone. If the IMEI is corrupted you might be best to send it back, a custom ROM will void any warranty.
If the IMEI is OK then rooting it and flashing a stock ROM might clean it up.
Best of luck
Click to expand...
Click to collapse
This is all hearsay from my brother, all he told me was this guy unplugged his phone in the middle of an update. If it was OTA, or Kies, I don't know. I'll check the IMEI, but I know his warranty is up crap creek, he tried to get it fixed under warranty and they wanted to charge him over 600 bucks.
I'm going to assume the IMEI is fine though, as he's getting data just fine without wifi being turned on, and he's connecting to Bell Canada, he's just not getting voice calls in or out.
Silvercloak
Flash a stock rom using g heimdall or Odin and go from there. Putting cm7 over it without calls working might make the issue worse. Flash stock first. Then install clockwork mod kernel, ie hardcores speedmod. Then flash cm7.no need to mess around rooting. U just need cwm.
Drew071
Sent from my Samsung apparently not capable, very capable ICS i9000!

[Q] LTE Support on Rooted Note 3 Ireland

Hi all,
First of all I'm sorry if this isn't the right place for this thread, it just seems like the related threads are in this forum.
First of all I have the international unbranded version of the note three (SM-N9005), which I rooted in order to use VPN. I did this using the chainfire method which of course tripped the knox flag, I'm not griping about that because I don't really care about the warranty, just giving facts.
This then prevents the phone from checking for updates properly saying "device has been modified" or something like that.
I'm on three ireland and they very recently switched on 4g/lte network support but you need to accept an ota update to enable it. Therein lies my problem, I can't accept an ota update.
I would have no problem unrooting to accept an update, but that doesn't reset the knox flag and my phone will still show up as modified and considering the amount of effort I would have to go through to unroot just to end up on the same situation as I'm in already is not worth it.
I have tried the viaero 4g toggle app but this just gives a black screen for me. I also tried the persist.radio.lteon.xml fix but I couldn't find that file to change the setting. These solutions suggested here http://forum.xda-developers.com/showthread.php?t=2468624&page=2
So my questions:
Is there any way to flash some sort of firmware unofficially to give lte support?
If I flashed a custom rom would that give me lte support? Or do I need to flash the official 3 Ireland lte firmware first?
If that will work, can anyone recommend a rom to install?
Finally has anyone managed to get themselves out of a similar situation yet?
Hope somebody can help,
Thanks for reading
Barry
bazzertron said:
Hi all,
First of all I'm sorry if this isn't the right place for this thread, it just seems like the related threads are in this forum.
First of all I have the international unbranded version of the note three (SM-N9005), which I rooted in order to use VPN. I did this using the chainfire method which of course tripped the knox flag, I'm not griping about that because I don't really care about the warranty, just giving facts.
This then prevents the phone from checking for updates properly saying "device has been modified" or something like that.
I'm on three ireland and they very recently switched on 4g/lte network support but you need to accept an ota update to enable it. Therein lies my problem, I can't accept an ota update.
I would have no problem unrooting to accept an update, but that doesn't reset the knox flag and my phone will still show up as modified and considering the amount of effort I would have to go through to unroot just to end up on the same situation as I'm in already is not worth it.
I have tried the viaero 4g toggle app but this just gives a black screen for me. I also tried the persist.radio.lteon.xml fix but I couldn't find that file to change the setting. These solutions suggested here http://forum.xda-developers.com/showthread.php?t=2468624&page=2
So my questions:
Is there any way to flash some sort of firmware unofficially to give lte support?
If I flashed a custom rom would that give me lte support? Or do I need to flash the official 3 Ireland lte firmware first?
If that will work, can anyone recommend a rom to install?
Finally has anyone managed to get themselves out of a similar situation yet?
Hope somebody can help,
Thanks for reading
Barry
Click to expand...
Click to collapse
If you reflash back to complete Stock your status will show Official, also you can try a custom ROM, ALL of them are capable of getting LTE by default. I have no issues with them.
radicalisto said:
If you reflash back to complete Stock your status will show Official, also you can try a custom ROM, ALL of them are capable of getting LTE by default. I have no issues with them.
Click to expand...
Click to collapse
Thanks for the quick reply radicalisto, to be honest I'm ready to move away from touchwiz so a custom ROM sounds like a good solution to me. Choosing one is the conundrum. Are any of them more stable/full featured than the rest? I would appreciate any advice about a ROM to choose.
Well to be honest, custom ROMs are trial and error, but the new Kitkat ROMs are awesome, I personally tried them all and have settled on one (won't say which cause it may sway you haha) - however these are TW based ROMs.
If you are on 4.3 still and fancy CM11 -- Two ROMs you should try are temasek's CM11 + Yank555's kernel (amazing pal) - Or ProBAM with Yank555's kernel (Just as good as temasek's) both are packed with great features, awesome battery life and generally just great. However you may or may not know, CM doesn't support SPen functions, you'd have to use GMDSPen or another alternative.
EDIT: Little side note, again not sure if you are aware.. if you flash Kitkat 4.4.2 your bootloader upgrades so you cannot use CM, as it runs on 4.3's bootloader, there is no downgrade option either currently.
Not that I'm so concerned about the CM bootloader using 4.3, but would I be safe in assuming that the CM team will have to eventually switch to the 4.4 bootloader?
radicalisto said:
Well to be honest, custom ROMs are trial and error, but the new Kitkat ROMs are awesome, I personally tried them all and have settled on one (won't say which cause it may sway you haha) - however these are TW based ROMs.
Click to expand...
Click to collapse
Well you're allowed to tell me as I was asking to be swayed...
I'm thinking I'm going to try x-note first as it seems to be the most popular and I'm guessing it's that way for a reason.
Yeah CM team are working on it now from what I have read, I'm using X-Note V.8 with CivZ KatEngine 2.0 kernel

Still got no available update for I9500 (lollipop)

Hi everyone ! I have my s4 for like 4-5 months and i still didn't get the lollipop update, i'm frustrated because i have a lot of friends who have got it and mine says "The latest updates have already been installed" . I just flashed stock 4.4.2 firmware so the device is CLEAN. Any ideas ? Should i try to flash 5.0 directly ? Are there any risks?
Samsung rolls its updates out based on region, carrier and production date, it's normally a few months before everyone gets the update. The update's been ready for quite a long time, but even mine only got it last month. Sit tight!
As to flashing, well the risk is bricking your phone.
I know that, and the fact is all my friends are on the same carrier and they got the update months ago. I strongly thinks it's my phone the problem.
No one wishing to help ? I'm sure it's something wrong with my phone, but i can't say what, i am just a noob. Last time i flashed some 5.0 CM firmware, then when i flashed 4.4.2 stock, i had lost my IMEI or something like that, i had to search internet 4 days to 'repair' it. It may have something to do with it. PLEASE help me ! If you won't help i will flash it manually w/e.
You can flash via ODIN, there is no risk and its virtually impossible to brink the S4 if you read well and perform everything according to instructions.
My i9505 was originally from Austrailia - Vodafone, and AFAIK it still has 4.4.2. Thankfully, my phone wasn't carrier locked so i was able to safely flash 5.0.1 of another region and its working perfectly for a long time now.
Flash there's no risk
wowempire said:
Hi everyone ! I have my s4 for like 4-5 months and i still didn't get the lollipop update, i'm frustrated because i have a lot of friends who have got it and mine says "The latest updates have already been installed" . I just flashed stock 4.4.2 firmware so the device is CLEAN. Any ideas ? Should i try to flash 5.0 directly ? Are there any risks?
Click to expand...
Click to collapse
I had your same problem. All my friends got it in December but I Didn't get it. So I flashed the stock Russian Rom which was the 1st one to come out via Odin. So there was no issue only google now didn't work as it is banned in Russia. Finally after a few months samsung released it for my country and I flashed my country update over Odin and google now also returned. Flashing via Odin is the best way to receive the update for impatient ones like us (oh and don't worry once you flash your country Rom back you will also get OTA updates as normal) l

Flash Stock ROM [Q/A]

Hey Guys,
today i got a Galaxy s4 black edition and there is a ROM called: Phoenix Rom. So i want to flash back to Stock ROM but im really not sure which one i want to flash on it because i dont want to brick my phone or something. Can i flash this http://www.handy-faq.de/forum/galaxy-s4-i9505xxugng8-kk-4-4-odin-kies-dbt-1t-23-07-2014-t306745/ without any problems?
Phone: GT-I9505
Basisbandversion: I9505XXUGNG8
Buildnumber: KOT49H.I9505XXUGNF1
That ROM will work without a problem. However, that may not have the added wallpapers and sounds the black edition devices have. Is there a reason you're not wanting Android 5.0.1 on your device?
Strephon Alkhalikoi said:
That ROM will work without a problem. However, that may not have the added wallpapers and sounds the black edition devices have. Is there a reason you're not wanting Android 5.0.1 on your device?
Click to expand...
Click to collapse
Thanks for your Answer, i flashed that rom and it works perfectly. There is also an OTA update for Lollipop but im not sure to do that because i heard that lollipop has a lot of bugs like battery draining and so on. Im afraid if i upgrade it to lollipop i cannot downgrade it to KK. But do u think i should update?
I'm inclined to believe Samsung patched the battery drain bug, but you'd have to try it and find out. If you end up not liking it, going back down to the earlier version shouldn't be an issue, especially as you already have a Knox-enabled bootloader on your S4. There are tutorials on the forums here that I believe walk you through the process. Take a look at them before doing the OTA update.
Strephon Alkhalikoi said:
I'm inclined to believe Samsung patched the battery drain bug, but you'd have to try it and find out. If you end up not liking it, going back down to the earlier version shouldn't be an issue, especially as you already have a Knox-enabled bootloader on your S4. There are tutorials on the forums here that I believe walk you through the process. Take a look at them before doing the OTA update.
Click to expand...
Click to collapse
Is it really that my knox bootloader is enabled or not if i do the OTA update? And how can i see that it is enabled or not? Anyway can i root my phone if im on lollipop with CF auto root trough odin ?
You installed Android 4.4.2. 100% positive you have Knox, as all Samsung firmware from 4.3 on has it. Installing the OTA update will restore the Knox apps. Fortunately, CF-AutoRoot still works so you'll have no issues rooting if you install the update.
Ok thank you for your helpful advises, i will flash a kernel on my s4 to stop this overheating issue.

need some assistance with i337m and getting back to stock.

I have read a fair amount here, but I'm not getting entirely relevant info and am hoping for some help.
I THINK I have finally found the place for stock roms. sammobile.com???
Now a bit of background.
I bought this phone used a few days ago. When I had a look, it is already rooted, which I'm fine with.
It is running 4.4.2. I'd like to upgrade to 5.0.x. Gotta friend with the same model. That's what he recommends.
I can live with 4.4.2 if I have to, meaning if I can't upgrade.
Since this is new (to me) I can live with losing all user data. Only thing is my wifi password is long and random and a pain to type in, but that is about all I'll suffer.
I had removed some apps using debloater, mostly just to see, but have since restored them. Then tried to update, got the message, which essentially says "you've got a custom rom. No updates for you".
I know the phone is unlocked, but not sure if factory or by unlock code. Does it matter, and if so, how can I tell?
I know the previous owner had a fido sim, and I noticed some bell apps on here. If I've read correctly, that doesn't guarantee this was originally a bell phone. Is there any way I can tell? Right now I have no sim. I can shove in an old speakout sim that is deactivated.
So anyway
Model number SGH-I337M
Android Version 4.4.2
Baseband version I337MVLUFNI2
Kernel Version
3.4.0-2767305
[email protected] #1
Mon Sep 29 13:01:35 KST 2014
Build Number
KOT49H.I337MVLUFNI2
SE for Android Status
Enforcing SEPF_SHG-I337M_4.4.2_0032
Wed Oct 15 17:04:13 2014
Secure Boot status
Type: Samsung
I've downloaded ODIN, but not a ROM yet, since I'm not positive who's I should use.
Also, I had gone thru the guide to enable AWS. That seems to work, as it would take the sim at the wind kiosk. I'd like to keep that, but if I have to redo it, that is fine.
I trust it is not a good idea to upgrade to a "stock" 5.0.x by just flashing roms?
Thx for any help.
ok, another question. I just registered at sammobile, but they don't seem to have roms for the S4??? Are they hidden somewhere? Where can I get stock roms, if not there? Thx
Nevermind. You have to type in the device name. It just isn't on the pulldown list.
Another question you might find stupid.
If I update to (for example) the Bell Roms, do I have to have a valid Bell sim in order to do an update?
Well maybe 2 stupid questions.
I still have to use triangle away for flashing back to 4.4.2 don't I? I read somewhere that they (meaning Samsung) expected the count to be > 0 at some point but I don't remember at what version, and I can't seem to find it again.
So what do you guys do? Flash it a couple of times to get the count right?
If the phone is sim unlocked, it should remain permanently unlocked regardless of whether you flash custom or stock ROMs.
The easiest way to get to stock LP would be to flash the stock LP rom via Odin from here: http://www.sammobile.com/firmwares/database/SGH-I337M/
Before the first boot with the LP ROM, the phon should be factoru reset via stock recovery.
Doesn't really matter whether you flash Bell, Rogers, or Telus. The hardware used by all 3 carriers is the same. The only difference would be in the apps that are installed with each stock ROM.
audit13 said:
If the phone is sim unlocked, it should remain permanently unlocked regardless of whether you flash custom or stock ROMs.
The easiest way to get to stock LP would be to flash the stock LP rom via Odin from here: http://www.sammobile.com/firmwares/database/SGH-I337M/
Before the first boot with the LP ROM, the phon should be factoru reset via stock recovery.
Doesn't really matter whether you flash Bell, Rogers, or Telus. The hardware used by all 3 carriers is the same. The only difference would be in the apps that are installed with each stock ROM.
Click to expand...
Click to collapse
Thx. that should get me started anyway.
scott1256ca said:
Thx. that should get me started anyway.
Click to expand...
Click to collapse
I think I have reflashed properly. I'm downloading the update (probably to 5.0.1??) via phone now, but I noticed after I started that I have the warning triangle. So maybe the update will not install when it is done. I'll know in a couple of hours I guess.
So I should have run triangle away BEFORE the reflash? Or are you no longer supposed to run that? Or is there some android version after which you are no longer supposed to use it?
Thx
Well, phone seems to have updated to 5.0.1, which is what I wanted. With the update, the warning triangle is gone also.
So thanks again for your help. I guess I'll be on to other things here.

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