An Android device can be connected to a computer via USB using different connection modes such as "MTP" or "USB Mass Storage". If you have issues with those, this is the right tag to use.

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Can't access Samsung Galaxy S2 (GT-I9100) storage?

I'm using Samsung Galaxy S2 and I was able to access its storage before. But now, it does not appear in My Computer anymore. I tried reconnecting it and even restarted both the S2 and my PC but to no ...
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1answer
692 views

*#7284# not launching phoneutil

My tablet is not getting connected through USB. It's showing me the error" "USB device not recognised" On one forum I read to dial *#7284# and it will launch Phoneutil. But in my case it's not ...
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0answers
69 views

Allow access to only particular folders via USB

I want to make it so that only particular folders can be accessed via the USB connection to the computer. Basically, I want to give access to only the images, videos and notes that are stored on the ...
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1answer
3k views

Galaxy Note 2: Disable MTP/PTP

When I connect my HTC Sensation (firmware: CM 10) to some PC I need to enter a passcode (to unlock the phone) and explicitly allow mounting as usb drive. But when I connect SGN2 it enables MTP or PTP ...
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1answer
187 views

My SGS3 is recognised but does not connect or transfer files, not even a backup!

My SGS3 is recognised -- but it does not connect or transfer files, not even a backup! I have tried everything from numerous cables to different PCs & even a Mac (because I'm a Mac user). I've ...
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1answer
657 views

I cannot use a USB cable to access my version 2.3.6 phone's SD card with Ubuntu 12.04 LTS

I have a problem. Googling shows that other people have similar problems, but unfortunately the solutions that worked for them didn't work so me, so I'm going to have to ask myself. I have a (rooted) ...
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1answer
4k views

How to enable USB connection mode on Samsung Galaxy Fit?

How to enable USB connection mode in Samsung Galaxy Fit mobile? When I connect my mobile to laptop via a data cable, I am unable to transfer data between PC-mobile and mobile-PC. The option "USB ...
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0answers
199 views

Connection between Ubuntu and Nexus 7 does not work well

Following the instruction in http://forum.xda-developers.com/showthread.php?t=2004182 (I also see many other similar guides online) The above method, shortly, is editing the file (Do not follow the ...
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4answers
15k views

Nexus 4 not getting connected to PC

Some days back, My nexus was getting connected to the computer. But yesterday I discovered, it is no more like that. It is only getting charged via USB connection. No notification of connection ...
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1answer
5k views

Disable connecting USB as media device with Jelly Bean

I got a new update on my Samsung Tablet and I recognized a change / problem. I want to connect my Tablet to my PC without connecting as Media Device. I like to transfer Files from my Aclipse ( Java ) ...
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1answer
1k views

Android USB “Disk Drive” disappeared on HTC EVO V 4G (Virgin Mobile)

I'm not sure if it's a result of the recent upgrade to ICS 4.0.3, but when I connect my USB cable to my Mac, I no longer see the "Disk Drive" option on the Android. My only choices are: Charge only ...
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0answers
429 views

Samsung Galaxy S 2 new software won't connect via USB with Mac?

My Samsung Galaxy S 2 just got updated software over the weekend and now it's completely different to use. I've nutted out most of it but it is no longer recognised by my laptop and I can't share or ...
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0answers
1k views

Samsung Galaxy S2 no usb connection

My Galaxy S2 decided that he would connect to PC anymore. The things that I tried: with 3 cables. on 4 computers. cache partition clean. restore to factory defaults. clean the micro USB port with ...
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1answer
198 views

SGS3 USB not connecting to PC

I have a Samsung Galaxy S3, running Android 4.1.1. I am having problems connecting the phone to my PC. I can connect other S3 phones to my PC. So, I presume that it is not the PC (Windows 7) that has ...
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0answers
2k views

Can't USB connect my Motorola Razr to Linux Fedora 16

I was trying to connect my Droid Razr to my laptop (Linux Fedora 16) using the USB cable that came with it. I was hoping that it be mounted on the file system just like a thumb drive but it never ...
2
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0answers
373 views

LG-P870 USB not detected in Windows 7

I'm trying to connect my LG-P870 to my laptop running Windows 7, so I can drop some music and contacts onto it. My software version is P87010i. I installed the USB driver (tried two versions) as ...
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1answer
5k views

Galaxy Note II USB connection not working

On my Galaxy Note II (android 4.1.1), any time I try to connect to something over USB, it doesn't seem to want to connect. Specifically: -iSyncr gives me errors connecting; so does Android File ...
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0answers
186 views

How can I automatically set up Android as USB storage only when connected to my PC?

How can I set up Android to automatically act as USB storage only when connected to my computer (or other "known" devices), without asking additional questions? I want to have those questions on other ...
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1answer
950 views

How do I get my Android Phone to connect its internal SD to my PC via USB?

For some reason my Galaxy Y GT-55360T phone running Android 2.3.6, won't connect its SD card to my Ubuntu 12.10-running PC when I plug the USB cable into it. It did before, I have no idea what I did ...
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1answer
350 views

Samsung Android device is listed as modem under Windows, but want it as mass storage device

When I plug in my Samsung phone it puts it under devices and printers it says that it is a modem. It reads Samsung CDMA technologies. I don't know how to get it to detect as a drive so I can put music ...
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1answer
424 views

UMS protocol on Android Tabs

I'd like to have a android tablet on ics which allow UMS (usb mass storage) I saw that some of the current models didn't propose UMS (like galaxy tab 2 or google nexus), only MTP. It sounds like a ...
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1answer
819 views

Unable to Connect My HTC Desire SV to My laptop: Unknown Device

When I'm connecting my HTC DESIRE SV I'm getting a message USB Device Not Recognized One of the USB devices attached to this computer has malfunctioned and Windows does not recognize it. ...
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2answers
4k views

How do I mount a Kindle Fire 10.2.6 on my Linux computer?

I just acquired a newish Kindle Fire, software version 10.2.6. Normally when I plug a Kindle or any USB device into my laptop (running Ubuntu 12.04) I get a popup screen asking me what I'd like to do ...
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1answer
791 views

Applications installed get deleted after connecting USB to PC

I had installed quite a few applications on my tablet. But after I connected it to the PC for data transfer some of the applications got deleted by its own. I connected to the PC by plugging in the ...
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1answer
3k views

Stuck in USB-debugging mode

I turned on usb-debugging on my HTC One X just to see if I could identify it when using Android SDK. Now the usb-debugging mode always shows up when I connect the phone to my Windows and Linux ...
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2answers
1k views

What is the difference between USB Mass Storage and USB Debug mode?

I am familiar with USB Mass Storage mode . How exactly is USB Debug mode different from it ?
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3answers
2k views

Restore deleted photos

I accidentally deleted the entire "downloaded" album full of pictures from my Samsung Galaxy S2 (SPH-D710) and am trying to use a recovery program I downloaded. My phone will not show up as a ...
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1answer
7k views

Hardware ID missing on Galaxy S3 after Windows update

A few days ago I accepted Windows Update's Samsung drivers for Galaxy S3 running rooted Jelly Bean. It worked fine as USB MTP device until then. Now, every time I connect the USB cable I get the ...
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2answers
2k views

Connecting Galaxy S2 ICS to Kies

I tried connecting my Samsung Galaxy SII(ICS) to Samsung Kies 2.0.2 through USB. But whenever i connect the cable, Kies asks me to switch the phone to Kies Studio mode. But I could not find this mode ...
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0answers
466 views

sd card keeps getting unmounted when htc sensation is being charged

i have an htc sensation and it keeps saying that the sd card has been removed when its still in the phone. it will also say that the sd card has unmounted when it is charging What is going on?
4
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12answers
14k views

Galaxy Nexus won't connect via USB

So my Galaxy Nexus has been fine until now. It has been running Android 4.2 and it was going perfect, then like a day ago I go to plug it in and it just won't connect via USB. It charges on USB but ...
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2answers
11k views

What are my options for connecting my Android to Ubuntu?

I have a Samsung Galaxy S2 running rooted Jelly Bean 4.1.2. My computer is running Ubuntu 12.10. Before, in Android 4.0, I simply plugged the USB in, and a notification would pop up, and I was ...
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3answers
2k views

Sony Xperia U with my Windows XP laptop

I have Windows XP and every time I connect my Xperia U, the computer thinks it a camera. I think it's a driver problem so I found the drivers on the Sony Website, but I'm not sure how to install them? ...
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2answers
17k views

Connecting Sony Xperia U with my Windows XP laptop

I am unable to link my phone with my laptop. When I connect the USB it says st25i camera connected. I use a Sony Xperia U model and my laptop has Windows XP OS. What can be the issue?
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17answers
56k views

Samsung Galaxy S3 not connecting via USB

Since about a week, my S3 doesn't connect anymore via usb to any computer. I don't think it's driver related as it was working before and I didn't change anything on the computers. It now runs Jelly ...
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0answers
4k views

Samsung galaxy s3 driver problem on win7 ult 64 bit machine

The Driver Problem. When I install the drivers and restart my system it will not pick them up, I have tried USB debug mode and normal mode it still won’t work. Even multiple installs of ...
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0answers
1k views

Mobile detecting Laptop as “charger” instead of “USB Connected”?

From quite some months, I have been using a rooted Samsung Galaxy Y mobile phone. The battery life is not much and so, everyday whenever I am doing any work on my laptop, I just connect my mobile, so ...
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1answer
246 views

Why is one folder on my Samsung Galaxy SII not being properly showed on PC?

There is one folder on my device (not in the microSD card) with mp3 files that used to work perfectly but suddenly started to cause a malfunction when I try to open it on a PC. It is said to have no ...
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3answers
4k views

Android 4 USB charge only

When I connect my Android 4 phone (Galaxy Nexus) to a computer using USB, the storage of the phone is automatically mounted on the computer. How can I connect my phone using USB for charging only? In ...
3
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3answers
7k views

Trigger “mount as disk drive” (aka “USB Mass Storage” mode) from PC

I've got an HTC Incredible that I sync to my Linux box. I'd like the Linux box to automatically detect that the phone is attached (I can do that via adb wait-for-device), and then automatically put ...
8
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1answer
1k views

How do I just charge (i.e. not mount for data transfer) a Galaxy Nexus when connected via USB to a PC?

I like to be able to charge my phone from any PC I happen to be using. With my previous HTC Android, I could default to "charge-only" and only switch it to "mount as disc drive" when I wished to, on ...
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1answer
6k views

Successfully activated USB host mode using terminal emulator; now mass storage won't work

I have a Huawei u8160 running Cyanogenmod 7.2 . I've recently been digging into USB host mode and I finally activated it. However when I connect my phone to the PC it doesn't give me a notification ...
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1answer
12k views

Tablet not recognized as removable storage

I have an Android A-13 Android tablet version 4.0.4 Baseband version 4.0.14 I have been trying to get my PC to recognize it so that I can download my music to it. But I do not know if the PC does ...
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3answers
11k views

Can USB charging (via mains adapter or from PC/Mac) of Android tablets be the main, primary method of charging? Or are there design issues?

Are there design issues with tablets being charged by USB not seen with Android phones? I saw this on another forum, what are your thoughts on this with regard to my question? ...
6
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3answers
4k views

Connect JUST as charging

With ICS my phone now ALWAYS mounts my SD card as an external drive when I plug it into a computer. Sometimes I just want power, especially if I am trying to play a game that's on my SD card. Under ...
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1answer
3k views

Motorola Razr MTP error

When I connect my Razr it says the device driver software not successfully installed. Under device manager it says device cannot start error code 10. How can I fix this?
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0answers
665 views

PTP (“connect as camera”) no longer working after update

After updating my Samsung Galaxy Nexus to Jelly Bean, PTP no longer works: When I connect the phone via USB to my MacBook Pro and enable PTP on the phone, it does connect properly as a camera device ...
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1answer
184 views

Droid X2 constantly changing USB mode to PC mode

So I'm trying to manually backup my SD card and transfer over files to flash the CM9 alpha4 to my phone, but it apparently decided to just start automatically switching to PC Mode. No matter how many ...
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2answers
858 views

Why would I need a disk to transfer music?

Why does Windows XP say "please insert a disk into drive F" when trying to transfer music? (Samsung Galaxy S Aviator)
7
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5answers
54k views

Can I get my car's head-unit to play audio, via USB, from my Galaxy S3?

I've just moved from iOS to Android, purchasing the new Galaxy S3. Lovely phone; I'm impressed thus far. The only thing that I'm struggling with is playing audio, via USB, to my car's head-unit. ...