Universal Serial Bus (USB) is an interface to communicate between the mobile device and the computer. This is for questions regarding connecting an Android device to a computer's USB interface.

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1answer
5k views

Problem copying files from PC to Galaxy S3 (slow or frozen)

I have a lot of difficulty copying files to my Galaxy S3. My goal is to sync my music from MediaMonkey to my GS3. When I connect the phone, the computer sees it but the connection is incredibly slow! ...
2
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1answer
1k views

printing solution on android which prints to a dotmatrix POS printer through **USB**

am newbie for android. I was looking for a printing solution on android which prints to a dotmatrix POS printer through USB. I'm able to print some non readable symbols from android tablet (through ...
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4answers
923 views

Inquiry about Galaxy Tab

Can I install any of the software that we can install in an desktop PC? Can I use Adobe Photoshop 3, Adobe Photoshop 5? Can printers be connected through USB to this? Does it support any external USB ...
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2answers
624 views

Turn on bluetooth when USB is connected?

Is there any app, or other method, that lets me automatically turn on Bluetooth if USB is also connected, and turn it off when USB is disconnected?
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6answers
16k views

Cannot connect my Moto X to Windows 7 PC

I cannot connect my Moto X to Windows 7, 32-bit PC via USB. After doing some research normal solutions people found were Enabling MTP in connection settings. Disabling USB debugging in Dev. ...
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1answer
12k views

Google Nexus S USB Drivers for Windows 7 64Bit

Anyone knows how to get the Google Nexus S to be recognized by the Windows OS. The only option I could find was to download the Android SDK and then use the driver from there, but unfortunately, it is ...
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1answer
12k views

Disabling MTP/PTP/all USB stuff except charging

Is there a way to disable all USB functionality except for charging? I don't really use MTP or PTP and would like to disable it if possible.
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2answers
373 views

How can I pick the correct replacement usb charger for my phone?

My phone has a wall charger with outputs 5vdc and 850mA, which just broke (I saved the USB-microB cable which I've been using to charge from laptops). Unfortunately, OEM chargers of that particular ...
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1answer
439 views

USB connection problem

I have a problem with my Samsung p1010, I started backing up my files prior to having it updated in a Samsung service center. After updating it, my files were gone, lucky i had it backed up. ...
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1answer
886 views

Mount USB flashdrive on Samsung Galaxy Pocket Neo

I have a USB flash drive that has two connections, one USB and one micro USB. I have attached it to may phone but it won't mount. I have tried rooting and using other file browsers but nothing seems ...
1
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1answer
121 views

Is it possible for a device to consume more power than it is wall-charging?

I have a 2012 Nexus 7 running KitKat. I have a hunch that it is not charging properly. Specifically, if the system is on and the device is plugged into the USB wall-charger, the battery indicator says ...
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1answer
1k views

Recursive adb pull

How to copy a whole directory (and all of its content recursively) over USB with adb pull? For instance to backup the SD card. Attempt: $ adb pull /sdcard backup failed to copy '/sdcard' to ...
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2answers
216 views

Can I attach a USB mic to any Android phone?

Can I attach a USB mic to any Android phone? Which one? I am asking since I need to be able to shoot video with sound clear of noise. Hence, I need the phone to shoot good video quality as ...
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4answers
73k views

Does Samsung Galaxy Grand Support USB OTG?

Hii Everyone iam Using Samsung Galaxy Grand (GT-I9082) Duos Model and it is running with Android 4.2.2 Jelly Bean Version. I Just Wanted to know whether my device supports USB-OTG Cable Support For ...
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1answer
166 views

Why are these short USB cables not connecting my Android device?

I have a Galaxy S2 and a Linux Mint laptop. For a while I was using a long USB cable, maybe 1 metre in length, to connect my Android device to my laptop. It worked fine, but the extra length was ...
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1answer
6k views

How to enable USB debug on Note 2?

No matter what setting I change, my Samsung Note 2 is always entering "USB media mode" instead of "debug mode". I have the USB debug option set and the Google USB driver from the SDK installed, but ...
1
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3answers
563 views

does Cyanogenmod 7.2 Madteam release 16/6 on Vodafone 858 support USB host?

I've a Huawei u8160 which is running Cyanogenmod 7.2. I saw in the change log that it has better support for USB mouse and keyboard and it was written beside it COMMON. Quoted from the Cyanogenmod ...
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3answers
935 views

How can I get “Always on when USB connected” back on Samsung Vibrant (Android Froyo 2.2)?

How can I get "Always on when USB connected" display feature on Samsung Vibrant running Android Froyo 2.2? I used to love it on 2.1 Eclair but when I upgraded to 2.2 it is gone. Any trick to get it ...
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1answer
288 views

Stop Android connecting to external USB storage device

I have a car adapter with 2 USB ports, 1 of the devices is a continuos recording camera (with an SD card in it) and the other device is my Android phone (Sony Xperia, Android 4.3). However, when I ...
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1answer
1k views

Talk to Android Device via UDP via a wired connection

I have an application that can be controlled via Open Sound Control, a UDP based protocol. Now this works fine via wifi but I NEED a wired connection because wifi will not be available to me later for ...
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1answer
6k views

Samsung GT-s6312 USB issue connecting to USB

My samsung GT-s6312 phone does not connect to PC. Even after connecting USB cable, it gives an error to download software.
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1answer
2k views

How to install apps into android device without internet connection? [duplicate]

I have: A Windows XP with internet connection. The .apk file in the computer. A USB cable. A rooted android device with sdcard. I do not have: WiFi connection for my android device. Any file ...
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1answer
4k views

How to use an USB 3G modem data connection with an Android phone (Galaxy Nexus)?

I own a Galaxy Nexus phone and i'd like to know if there is a way i can use an USB dongle to provide it with an Internet connection. I imagine I will need some kind of adapter (and some Google ...
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1answer
3k views

I cannot charge my tablet

I only have a USB cable to charge my tablet and I plugged it into my laptop to charge and a little red X shows up on the battery thing. How can I charge my tablet?
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1answer
537 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 ...
1
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1answer
229 views

HDMI + USB communications

I have a LG-P930 cellphone with Gingerbread 2.3.5. This device has a micro-USB connector that shares pinout with HDMI. I bought a MHL adapter but it seems that the USB plug on this device is for power ...
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1answer
917 views

Galaxy Nexus: Safely Remove the device in Linux?

I'm using Linux Mint 13 MATE (based from Ubuntu 12.04) as my main operating system. I have been using the adb shell and use push and pull in transferring to and from my Galaxy Nexus. As I have read ...
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3answers
8k views

Trying to install ADB USB Drivers, but Nexus is never appearing in Device Manager

I'm trying to install the google-adb-drivers.zip file (obtained here) on a Windows 7 64-bit system. The phone is the Nexus S 9020T. USB connectivity works correctly for file transfer mode. When I ...
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1answer
2k views

Using an Archos 3G modem with an Acer Iconia tab (Android Honeycomb)

I've recently purchased an Acer Iconia tablet with Android 3.1. Then I adquired an Archos G9 3G USB modem, with the intention of having internet connection on my tablet when not around a wifi (90% of ...
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1answer
2k views

USB drivers on the xperia play

I'm helping out a friend with rooting Xperia play, I spent 5 hours trying to root it yesterday with him and we couldn't. We tried gingerbreak and z4mod but they did not work, so we tried the fastboot ...
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1answer
3k views

USB tethering with Cyanogenmod 7.0.3

How do I enable USB tethering with Cyanogenmod 7.0.3 and Ubuntu Lucid? http://oldwiki.cyanogenmod.org/index.php?title=Tethering mentions Settings » Wireless & networks » Tethering » USB ...
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2answers
92 views

Nexus 5 in recovery mode not being recognized

I wanted to sideload Android 5.1.1 (currently running 5.1) to my Nexus 5. I've sideloaded before and it's really easy, but now I've ran into a weird problem I can't seem to fix. The Nexus 5 is ...
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2answers
46 views

RFID card reader Samsung galaxy tab

I developed an Android app for a Samsung Galaxy Tab 4 in Android 4.4. Now I'm trying to connect a RFID card reader through my microUSB port to emulate a keyboard so we can read different tags which ...
1
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1answer
324 views

Powered USB hub not charging phone. Kernel options?

I got a powered USB 2.0 hub (ET-UP900). As power source I am using the phones charger. But if I connect the hub with my phone (SM-C115) it does not charge. If I connect the charger directly it works. ...
1
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2answers
548 views

(Re)boot an Android phone from USB

I own a Samsung Galaxy Note 1 (not rooted) and its lock button doesn't wrok anymore. That means I couldn't boot my phone if it happened to be turned off. But I need to restart it now because it's ...
1
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2answers
4k views

Does GT-I8262 Galaxy Core Support OTG? [duplicate]

I am using GT-I8262 (Galaxy Core) android 4.1 does it support OTG?
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4answers
7k views

Why can't I charge a Samsung phone?

I use a dual-port 2-amp charger with an Amazon Basics USB cable. This works perfectly fine to charge my Nexus 4 and the Nexus reports "AC" not "USB" as charging mode. From the recharge time it's also ...
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2answers
24k views

“USB Debugging” mode not visible, Samsung Galaxy Note II

resolved (see below) The only options I see are "Media device (MTP)" and "Camera (PTP)", I can browse the phone files and download images from the camera directory, so the USB plug and cable are ...
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4answers
3k views

Are 'Apple/Android Specific' USB charging ports really different?

I have a portable battery with two USB ports. One is labelled Android and one is labelled Apple. Apparently each has charging circuits optimized for that particular type of device. This sounds ...
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1answer
392 views

Android webserver via usb not wifi

I was wondering is there a way to run an android websever via usb? I can find lots of wifi version of this but I would like to use this locally only while the pc is connected to the wifi and have it ...
1
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1answer
2k views

Nexus 7: micro usb port broken

I have a 2012 nexus 7, its a beast of a device. But unfortunately the usb port of the device is broken. Is there any way I can charge the batteries my beloved nexus? I have opened it up, and removed ...
1
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1answer
130 views

Device Chooser cannot detect Droid Maxx? [closed]

I am trying to run a "Hello World" app on my Motorola Droid Maxx. I am using Eclipse with the ADT bundle under Ubuntu 14.0.4. I am able to run the app on my old device, a Samsung Droid Charge, but ...
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1answer
3k views

Unable to connect Galaxy Note3 N9005 to windows 8

I'm having trouble connecting my N9005 to my pc using Windows8. The problem is it does not recognize the phone's storage and is not able to mount it. I've tried installing Samsung Universal USB ...
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1answer
8k views

HTC One (m7ul) not found by ADB + formatted filesystem = bricked?

So, I'm really hoping that I haven't bricked my phone and that someone can help me figure out how to fix this. I can't remember exactly the steps I took to mess it up so spectacularly, but they ...
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2answers
9k views

HTC ONE - USB No longer recognized (but is charging)

I have a HTC ONE Google Edition on 4.3. I was in the middle of transferring some files to my phone over USB when Windows 8 locked up and stopped responding. Once I re-plugged my phone into the ...
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1answer
624 views

Android 4.1 tablet Model M736 not recognizing keyboard when connected through 4 port usb hub

I am having a Belkin 4 port USB hub and an Android 4.1 tablet Model M736 made by Kocaso. I am trying to connect USB keyboard and a USB WiFi dongle to the hub and not able to see either of the ...
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1answer
3k views

ADB/fastboot over Serial/COM ports?

Long story short, my phone messed up and it's stuck in a bootloop. The phone in question is a Coolpad 7560U, also known as Orange Nivo, running Android 4.1.2 Jelly Bean. Data and cache wiping do not ...
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1answer
2k views

Battery charging indicator and USB has, sort of, stopped working on my Samsung Google Nexus I9250

I know the battery is still being charged because 1) when I power off the phone while the phone is plugged into a USB connector the screen shows the battery symbol with a lightning bolt and then a ...
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1answer
2k views

Is there a USB driver for the alacatel onetouch 983?

I have purchased an alcatel one touch 983 running android 2.3.7 for development purposes. So it is critical that I can view logcat messages and connect to it from eclipse via USB. But so far I have ...
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1answer
7k views

How to connect an android tablet with a laptop using a USB cable?

My AAkash 2 tablet has a mini-USB port and comes with a cable to convert the mini port to standard USB female port for connecting flash drives etc. I want to connect the tablet to a laptop using this ...