device cant be recognized on pc - General Questions and Answers

so i cant get my phone to be recognized on pc via download mode
even with all the drivers installed
my pc could recognize alg k9 easily when i manually installed mtp drivers but on my samsung its like its not being recognized as a phone itself
just recognizes as samsung mobile usb cdc composite device
i dont know what to do and i need serious help

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Can't connect to pc

Bought this Galaxy S USED yesterday
I cant get it to connect to my pc
i have done the following.
-installed and reinstalled Kies several times
-Installed and reinstalled drivers several times
-Tried 4 different usb cables
-Tried in USB debugging mode
My phone connects to the pc and then i get a message that my phone is not recognized (windows error 43)
The phone does charge . I have tried all of the options like Samsung Kies , Mass storage , Media player
Nothing seems to work when i select media player option the mpt application starts to crash , i have read on forums that if the mtp crashes i can just select mass storage mode but when i select mass storage mode my pc says device not recognized
When i checked the Build info it says on Kernel Version 2.6.29 [email protected] #4
Firmware version is 2.1-update-1
Build number is Eclair.XWJM2
Please help me with this , i thought maybe there if i flash everything but in order to flash it i need to connect it to my pc which is becoming impossible
have you installed the usb drivers for it? What windows you running?
installed drivers several times but it doesnt seem to help
windows 7 32 bit
You can try using a program called usbdeview. Google it and download it. It shows you all of the drivers installed on your computer. Delete all of the drivers affiliated with your phone. Make sure USB Debugging is checked and connect your phone and allow it to install the drivers automatically. It might work, either way, worth a try.

[Q] Connecting via USB (MTP or PTP)

ADB detects my phone just fine, but I can't get Windows (8.1) to recognize my N5 via either MTP or PTP mode. It shows up in Device Manager as just "MTP" with the yellow exclamation point. Not really sure what to do from here. I do have the Google USB driver installed for ADB, not the universal ADB drivers.
Any thoughts?

[Q] Nexus 5 USB driver issues

I started to have this issue since I have formatted my PC (I've got Windows 7 Professional).
If I connect the device without the debugging USB activated, the PC doesn't recognize it, such as the device doesn't exist. Neither the classic sound which the PC does when you connect something to the USBs ports. Nothing, without the debugging USB my PC doesn't recognize nothing, and the device only goes charging, the notify of the USB connected doesn't appear, it could be because the PC doesn't recognize the device.
But if I activate the USB debugging my PC recognizes something. The auto-installation from Windows Update for the drivers starts (it says "Nexus 5"), but it doesn't find any driver on Windows Update. So I've downloaded the original Google USB drivers. I've gone on Computer -> Device -> Right click on Nexus 5 -> Update of the drivers. So I selected the unzipped folder but Windows doesn't install the drivers. It says it's impossibile to find the driver for the device, but I've selected the correct folder!
I've also tried to download the drivers with SDK Manager, but even in this way Windows doesn't install the drivers.
I've also tried to download the "naked drivers" from XDA, but that was the same result.
So I don't know how to do. Why Windows doesn't recognize my device?
My Nexus 5 is still with the stock firmware.
Çlÿkÿ~ said:
I started to have this issue since I have formatted my PC (I've got Windows 7 Professional).
If I connect the device without the debugging USB activated, the PC doesn't recognize it, such as the device doesn't exist. Neither the classic sound which the PC does when you connect something to the USBs ports. Nothing, without the debugging USB my PC doesn't recognize nothing, and the device only goes charging, the notify of the USB connected doesn't appear, it could be because the PC doesn't recognize the device.
But if I activate the USB debugging my PC recognizes something. The auto-installation from Windows Update for the drivers starts (it says "Nexus 5"), but it doesn't find any driver on Windows Update. So I've downloaded the original Google USB drivers. I've gone on Computer -> Device -> Right click on Nexus 5 -> Update of the drivers. So I selected the unzipped folder but Windows doesn't install the drivers. It says it's impossibile to find the driver for the device, but I've selected the correct folder!
I've also tried to download the drivers with SDK Manager, but even in this way Windows doesn't install the drivers.
I've also tried to download the "naked drivers" from XDA, but that was the same result.
So I don't know how to do. Why Windows doesn't recognize my device?
My Nexus 5 is still with the stock firmware.
Click to expand...
Click to collapse
I had this issue with my first N7 2013. I ended up RMAing it because of touchscreen issues, and the replacement never had the issue. From my experience, I can only deduce it's a problem with the hardware.

[Q] MTP File Transfer Not Working

Hi All,
I have a One plus one & using Windows 7 64bit
Since the last few days i have lost USB Transfer between my device and windows and cant transfer anything.
I enabled PTP and checked ADB is working showing my device in the command prompt and fast boot is also detecting my device on the command prompt.
But whenever i enable MTP to transfer files between my PC & Device, it detects my device as MTP USB Device but is unable to install any driver and i get the prompt as Driver installation failed.
Could someone please advise a workaround.
PS: Running stock rooted 44S
Thanks
I would try to uninstall drivers on win7, then connect OPO to pc and see what happens.
You can uninstall drivers on device manager in win7.
Kurtsi said:
I would try to uninstall drivers on win7, then connect OPO to pc and see what happens.
You can uninstall drivers on device manager in win7.
Click to expand...
Click to collapse
Have done that multiple times, and again installed ADB & Fastboot Drivers which are working fine, but MTP is not working and Windows fails do install MTP drivers, thus i am unable to access the USB storage
Have you tried with another pc?

[NEED HELP] How to enable debug mode from TWRP Recovery?

Hey guys!
I have a rooted Samsung Galaxy S6 G920I.
The problem with this thing is that I had the debug mode disable and I forgot about that.
I started the phone in TWRP and wipe everything to install another OS.
Problem is...Now I can't connect my phone to install the new OS. Windows, Linux or MacOS does not detects the phone.
When I connect my phone to Linux or MacOS it's like I never connected anything. Windows detects the USB connection but says "The last USB device you connected to this computer malfunctioned and Windows does not recognise it.".
In Device Manager appears as "Unknown USB Device (Device Descriptor Request Failed)"
I tried with Samsung USB Drivers, Android SDK, 4 USB different cables, OTG, and nothing.
I see a Terminal in TWRP, so I was wondering if it's possible to enable Debug mode or whatever I need to connect the phone and transfer a new OS.
Thanks in advance!

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