Can't connect my S3 to computer - Galaxy S III Q&A, Help & Troubleshooting

I have tried EVERY solution I can find, kies, samsung usb drivers, different computer, different usp port, different usb cable. It will not work. Please someone help me. I get the error on my computer: Unkown device, it can not find the phone..
I have seen MANY people have this problem, how should I fix it?

ShutteN said:
I have tried EVERY solution I can find, kies, samsung usb drivers, different computer, different usp port, different usb cable. It will not work. Please someone help me. I get the error on my computer: Unkown device, it can not find the phone..
I have seen MANY people have this problem, how should I fix it?
Click to expand...
Click to collapse
Unkown device is a driver problem possible due to a damaged usb port or damaged phone .
As you have tried all then its a service repair .

..

ShutteN said:
Atleast 1000 people have/had this problem, they all sent it to service repair?
Click to expand...
Click to collapse
No they all tried the fixes that have been posted multiple times .
You say you tried EVERY solution = no solutions left .
Drivers
USB Port
Mainboard USB connection
Cable .
Different computer .
Dirt in USB port .
What is left is as said usb damaged send to service or replace it yourself .
Firmware faulty factory reset flash stock firmware or send to a service centre .
Phone main-board damage service centre .
You could always ask these many people for an alternative .

removed h

ShutteN said:
I tried with a other USB cable from my brothers S4, it worked with a other USB cable, you don't know nothing. No need for sevice repair.
Click to expand...
Click to collapse
He alr told u one of the solutions was to change the wire ._.
Sent from my GT-I9300 using xda app-developers app

Related

USB Problem...

Hi since today when i connect my phone to the USB Cable it's only charging, i don't see USB mode... Did someone have same problem, i looking for solution pls
Can someone tell me in settings>wireless and network do you have USB Settings?
Lenks said:
Can someone tell me in settings>wireless and network do you have USB Settings?
Click to expand...
Click to collapse
Hey!
Nope!
CHEERS!
Lenks said:
Hi since today when i connect my phone to the USB Cable it's only charging, i don't see USB mode... Did someone have same problem, i looking for solution pls
Click to expand...
Click to collapse
Do you have Samsung Kies ?
Sent from my Awesome Ace with fla.sh ROM and TAPATALK
I have KIES, i try on my PC, and on my Laptop. Reinstall KIES and drivers, nothing help. I read on google and i think is a cable problem, (same problem whit other android phones, like HTC) i purchase new one but will came after few weeks, so i need to wait If anyone have problem like this, or have any idea please share...
Typ *#7284# in your dialer.
And set both to pda.
Worked for my galaxy 3!
i think it came different menu... if someone hace other code...
The menu is named: phoneutil
It open "ServiceMode", if someone know proper code for "PhoneUtil" let share
Lenks said:
Hi since today when i connect my phone to the USB Cable it's only charging, i don't see USB mode... Did someone have same problem, i looking for solution pls
Click to expand...
Click to collapse
I have the same problem, it suddenly stopped working without any change in the environment or phone.
Does someone have a solution for this problem?
Thanks!
i had the same problem. I took a backup of the rom with cwm and restored it and it was working fine, dunno how
Guys you need the Samsung usb drivers ....only then ur pc will recognise the phone ...just google "android 2.3.4 for Samsung galaxy ace androidflip.com ..they share the drivers in the tutorial ...hope I helped ...
Sent from my SGA rocking CM7.2 by vo-1 + all-in-one script
Lenks said:
It open "ServiceMode", if someone know proper code for "PhoneUtil" let share
Click to expand...
Click to collapse
*#*#4986*2650468#*#* PDA, Phone, Hardware, RF Call Date firmware info
*#*#1234#*#* PDA and Phone firmware info
async3 said:
I have the same problem, it suddenly stopped working without any change in the environment or phone.
Does someone have a solution for this problem?
Thanks!
Click to expand...
Click to collapse
Ok, It got solved yesterday this way:
You do not need to reinstall drivers on PC.
You do not need to reinstall ROM or anything on your phone.
You do not need *# special codes.
You do not need a new cable or change USB port or change your phone for a new one.
It seems to me that somehow (probably for debugging, connecting and disconnecting several times) the phone locks itself in a state where it is unable to connect again through USB although it charges.
So how did I solve it? I executed this actions several times even in different order some times: disabled debugging, disconnected cable, restarted phone, connected cable, (still not recognizing), tryed to USB Theter (even when the option was disabled), reenable debugging.
Out of nothing i noticed the USB icon was there again in my phone and i was able to debug copy files etc again.
I tried disconnecting and conneceting again and it kept working correctly.
I hope this helps someone else with the same problem and probably someone fixes the bug on the OS.
Cheers!

[Q] USB Problem

Hey!
I recently Rooted my Galaxy SII, I'm running 2.3.4 but recently my device wont connect Via USB to my Window's 7 Laptop, I get the Connected sound effect on the Laptop and it Disconnects 2 seconds afterwards, I don't have enough time to install drivers or anything like that before the phone actually Disconnects again, Anyone have the same problem or can help? Its really Pissing me off
As always first is to clean the usb port .
Second is to use Samsung cable .
Third is to only connect to a motherboard port .
Fourth make sure that Kies or the usb drivers are installed first try a rinstall .
jje
JJEgan said:
As always first is to clean the usb port .
Second is to use Samsung cable .
Third is to only connect to a motherboard port .
Fourth make sure that Kies or the usb drivers are installed first try a rinstall .
jje
Click to expand...
Click to collapse
Still no joy, Uninstalled and Installed Kies also with the same outcome.
Sweegy said:
Still no joy, Uninstalled and Installed Kies also with the same outcome.
Click to expand...
Click to collapse
Which ROM are u using? Did you check the thread if there are known issues? Does your phone indicate a USB connection?

my pc cannot detect my Phone , SGS 2

Hello , I've a big Problem , when i plug in my Galaxy S2 , there is no notification appear on The phone , and my PC not showing anything , but when i connect my Galaxy Note it's done with no Problem , on My S2 : uchecked USB Debug , trying to Connect from USB Storage but nothing else , i'm ON JellyBean 4.1.2 NonOfficiel , all Drivers all Installed ON my Pc , i've reflashed My Phone many times and resting many times but nothing , because when i plug the USB Cable it read it as a charge only , Battery charging but the PC not showing anyyyything , i've tryed n many other PC's but the same problem , Please help me
KinG Of PiraTeS said:
Hello , I've a big Problem , when i plug in my Galaxy S2 , there is no notification appear on The phone , and my PC not showing anything , but when i connect my Galaxy Note it's done with no Problem , on My S2 : uchecked USB Debug , trying to Connect from USB Storage but nothing else , i'm ON JellyBean 4.1.2 NonOfficiel , all Drivers all Installed ON my Pc , i've reflashed My Phone many times and resting many times but nothing , because when i plug the USB Cable it read it as a charge only , Battery charging but the PC not showing anyyyything , i've tryed n many other PC's but the same problem , Please help me
Click to expand...
Click to collapse
Clean the usb port with alcohol (cleaning alcohol, not beer). If that doesn't work contact Samsung.
ah but when i plug the USB , it show me that the Battery is charging
KinG Of PiraTeS said:
Hello , I've a big Problem , when i plug in my Galaxy S2 , there is no notification appear on The phone , and my PC not showing anything , but when i connect my Galaxy Note it's done with no Problem , on My S2 : uchecked USB Debug , trying to Connect from USB Storage but nothing else , i'm ON JellyBean 4.1.2 NonOfficiel , all Drivers all Installed ON my Pc , i've reflashed My Phone many times and resting many times but nothing , because when i plug the USB Cable it read it as a charge only , Battery charging but the PC not showing anyyyything , i've tryed n many other PC's but the same problem , Please help me
Click to expand...
Click to collapse
I usually run into the same issue with my S2 when I plug it into my laptop. But it works perfectly with my desktop.
I'd suggest that you plug your phone into another PC and see if it detected. That way you can be sure that it's not your PC that has the issue.
Sent from my GT-I9100 using xda app-developers app
Thankx , I've used 2 PC's but Nothing happen , i'm so saaaaaaaaad
KinG Of PiraTeS said:
Thankx , I've used 2 PC's but Nothing happen , i'm so saaaaaaaaad
Click to expand...
Click to collapse
genuine usb cable....?
Sent from the little guy
KinG Of PiraTeS said:
ah but when i plug the USB , it show me that the Battery is charging
Click to expand...
Click to collapse
Doesn't make a difference. Power input uses different pins/pads to the data points.
Also, as mentioned above is it a actual samsung cable or just a generic microusb?
i've used a original USB cable of Samsung Note , but the same thing , i've also cleaned the usb port on my S2 , alsooo not workk
what can i do now ??
KinG Of PiraTeS said:
i've used a original USB cable of Samsung Note , but the same thing , i've also cleaned the usb port on my S2 , alsooo not workk
what can i do now ??
Click to expand...
Click to collapse
So no Original S II cable?
How about borrowing one?
Sent from the little guy
i've bringed a Original Cable also the samething >__< ! any idea ,,!!
i've bringed a Original Cable also the samething >__< ! any idea ,,!!
Click to expand...
Click to collapse
Tell us what have you tried so far.
Sent from the little guy
what is the Solution ?? !!!! !
Have you tried to download the I9100 driver's or if it connects to Kies.?
Sent from my GT-I9100 using xda premium
KinG Of PiraTeS said:
what is the Solution ?? !!!! !
Click to expand...
Click to collapse
You've got 2 devices, an S II and a Note. We can advice you to try a bunch of stuff, uninstalling & re-installing kies is one of them - which I assume you've already done- so save us some time and help us help YOU.
Tell us what have you tried so far.
Sent from the little guy
1) Reboot PC, try with an original cable (not ebay c**p) on all USB ports. Better get additional original micro usb cables.
2) Remove Kies, reboot, install Kies, repeat phase 1).
3) Go on a different computer, perform phases 1) & 2).
4) Still not working??? Reinstall Samsung drivers on both computers. Repeat phases 1)-3).
5) Turn phone off, remove battery, gently clean phone's micro usb with a wooden toothpick (preferably with some medical 70% alcohol). Don't use metal pins/wires. Repeat phases 1)-4).
6) Nothing helped? The microusb connector on your phone is dead.
Sent from my digital submersible hovercraft.
nO No , you havn't understood me , i've tryed everything i said , But the issue that happen is My Pc and the Other PC's don't show me that a new Device is Connected that's the Big problem
Then the usb socket on you device needs to be replaced.
Sent from my digital submersible hovercraft.
please Show me a tut if there is a one : how to replace it ?
I don't suggest you to do it if you never done this kind of work before. Take it to a phone shop/lab for repair.
Sent from my digital submersible hovercraft.
OK Brother Thank you ♥ ^_______^ ♥

USB not recognized

Hi all
my usb is no more recognized by any wndows, any port or any computer it just gives error message.
i have tried to shut down, install drivers, etc...but the problem is not solved...i thouth ofgoing back to stock...but now odin does not connect to the phone...so i cannot even put in on service of samsung.
any clues on how to solve ?
mclaudio said:
Hi all
my usb is no more recognized by any wndows, any port or any computer it just gives error message.
i have tried to shut down, install drivers, etc...but the problem is not solved...i thouth ofgoing back to stock...but now odin does not connect to the phone...so i cannot even put in on service of samsung.
any clues on how to solve ?
Click to expand...
Click to collapse
lack of information so a guess says dirty faulty phone usb port wrong PC usb port cable not Samsung or faulty no drivers or faulty drivers .
Phone damaged by wrong firmware .
jje
JJEgan said:
lack of information so a guess says dirty faulty phone usb port wrong PC usb port cable not Samsung or faulty no drivers or faulty drivers .
Phone damaged by wrong firmware .
jje
Click to expand...
Click to collapse
well i re installed drivers again and tried several cables...
maybe dirty phone usb port...but how to clean it??
mclaudio said:
well i re installed drivers again and tried several cables...
maybe dirty phone usb port...but how to clean it??
Click to expand...
Click to collapse
any way for me to test usb port of the phone?
mclaudio said:
well i re installed drivers again and tried several cables...
maybe dirty phone usb port...but how to clean it??
Click to expand...
Click to collapse
Use toothbrush and a bit of pure alcohol to clean USB port.
Sent from my GT-I9305 using xda app-developers app
It seams hardware problem... But no usb... No odin.... Cannot put it like stock to service repair
Sent from my GT-I9300 using xda premium
If you have an external micro sd card, memory card reader, mobile Odin and a stock firmware, you can solve your problem
Sent from my GT-I9300 with a BIG

[Q] Phone not connecting to pc

When i connect my S3 to pc (stock rom) it doesnt show up! it does not charge either, it used to work before and i tried all ports
TheGreatNoob said:
When i connect my S3 to pc (stock rom) it doesnt show up! it does not charge either, it used to work before and i tried all ports
Click to expand...
Click to collapse
should be a faulty cable! replace and report back. good luck :good:
sriram231092 said:
should be a faulty cable! replace and report back. good luck :good:
Click to expand...
Click to collapse
I forgot to mention it does charge using the adapter
TheGreatNoob said:
I forgot to mention it does charge using the adapter
Click to expand...
Click to collapse
usb debugging enabled on the phone?
sriram231092 said:
usb debugging enabled on the phone?
Click to expand...
Click to collapse
Not relevant to a USB connection .
Usual is no drivers drivers faulty
dirty USB port not using mainboard PC USB port
Cable not original .
Multiple identical posts on this subject read them .
jje
JJEgan said:
Not relevant to a USB connection .
Usual is no drivers drivers faulty
dirty USB port not using mainboard PC USB port
Cable not original .
Multiple identical posts on this subject read them .
jje
Click to expand...
Click to collapse
I guess it may be faulty driver but then it should charge and if the usb port was faulty other devices should have stopped working

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