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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votes
2answers
3k views

Nexus 7 in Fastboot (recovery) not activating USB connection

I realise this is asked countless times but I genuinely believe my question is unique, please bare with me as I explain. My Nexus7 (2013) is not working in fastboot mode, I connect my Nexus 7 and run ...
4
votes
3answers
3k views

Allowing a computer to connect to wifi from android already connected to wifi. A unique situation

writing from my phone so sorry for typos. I recently fixed my laptop but the wireless network in my house doesn't work on it (its probably router configuration problem-or at least could be fixed with ...
4
votes
2answers
4k views

Increasing my phone's charging rate while tethered

I have a Samsung Galaxy S3 and a laptop with 2 USB 3 ports. When tethered to my laptop (to provide Internet access via GSM/HSPA data), the phone charges very slowly, especially if I am using it for ...
4
votes
0answers
4k views

Communicating with micro USB to Ethernet

I am trying to communicate with an ethernet enabled devices from my Android phone. My phone has Android 2.3.6 and the device I am trying to communicate with has a mini web server running on it. The ...
4
votes
1answer
10k views

Can I use my android as a wifi bridge via USB?

I have a broadband connection to my computer, but no wireless router. I would like to know if I can connect my android as a wifi bridge; using my broadband connection instead of my mobile internet ...
4
votes
0answers
76 views

Access to android usb port from chroot linux? [duplicate]

Possible Duplicate: Android chroot ubuntu - is it possible to get ubuntu to recognise usb devices IS it possible to communicate over the real USB port of an android host when running linux ...
4
votes
5answers
28k views

How do I access my SD card through a Windows USB connection?

I'm trying to upload a simple PDF file to my Droid X Android 2.3 phone. I connected the cable and uploaded the file but I don't know which folder to put the file into. Android's PDF applications ...
4
votes
2answers
342 views

How do I run an application on my phone from my PC?

I have a phone with a touch-screen malfunction, I want to run applications on it from my computer, connected by USB. Is that possible? I've tried applications like http://mymobiler.com, but that has ...
3
votes
7answers
15k views

Nexus 5 not connecting to PC

I tried connecting it nexus 5 to my pc via USB. Although it shows as connected in my external devices and also shows up in My Computer, but when I try to open it and don't files to my phone, it just ...
3
votes
5answers
2k views

How to play already transfered music with 'Music' app?

I just bought Galaxy S2. Its really cool, but I have one serious problem! I transfered few MP3 files using USB and copied those files to usbStorage/. When I open 'My files' app on S2, it does show ...
3
votes
2answers
3k views

How to copy a file into Micro SD via USB in Android?

How can I copy a file into micro SD of an Android phone connected via USB to a PC with Windows?
3
votes
2answers
1k views

How can I determine what is a normal USB transfer speed for my Android phone?

I've been struggling to get decent USB transfer speeds with my Ubuntu computer, which I've asked about on the Ask Ubuntu site. The answers there have helped me improve USB speeds overall, but it ...
3
votes
4answers
2k views

How to run an SFTP server on my CM9 RC2 Galaxy Nexus

I want to run an SFTP server on my GSM Galaxy Nexus (Cyanogenmod 9 RC2). I plan to connect to the Galaxy Nexus from a Kubuntu 12.04 PC via USB cable (not wireless). It is my understanding that ...
3
votes
2answers
7k views

Why is Samsung Galaxy S (Captivate) USB not supported in my Honda Pilot?

Any thoughts on how to resolve the "USB not supported" error my vehicle (Honda Pilot) displays when I connect the phone (Galaxy S Captivate) via the USB jack? Thanks in advance!
3
votes
2answers
288 views

Most efficient method of tethering?

I'm aware of this other quesion, but it doesn't answer with regards to usb-tethering: Which method of wireless tether uses the least amount of power? Bluetooth or Wifi? I'm going to use my android ...
3
votes
3answers
9k views

Can I use USB gamepad without any setup?

I connected USB gamepad to my tablet. I noticed that software like Tincore KeyMapper requires root access to connect to this gamepad. This type of software recognizes all buttons, but asks me to map ...
3
votes
2answers
674 views

Android ADB connect to device with broken USB and no root

I've read through the thread below and come across 2 solutions for connecting a device with ADB. Android - Run/install/debug applications over WiFi? The first is to use USB, and this isn't an ...
3
votes
2answers
4k views

Galaxy S2 no USB Conenction after firmware update

I just got an automatic firmware update for my Galaxy S2 Android 2.3.6 I9100GXXKL4 Kernel 2.6.35.7 dpi@DELL164 #2 GINGERBREAD.XXLB1 Now the USB connection does not work anymore and I cannot ...
3
votes
2answers
1k views

Recovery boot not working properly - cannot select items

I am working towards installing CM7 on my HTC Incredible and have hit a snag. When using 'Reboot into Recovery' from ROM Manager v4.3.3.0 the phone reboots into Recovery, but the menus do not function ...
3
votes
2answers
5k views

Ultra slow speed while transfer files between PC and Samsung S5

I just got my new Samsung Galaxy S5, original ROM with version 4.4.2. It uses a new Toshiba 64GB speed U3 micro SD card. When I transfer my WhatsApp folder from PC to GS5, it took me more than 24 ...
3
votes
3answers
701 views

How to copy file from PC to android tablet?

When I connect the android tablet to windows 7 I get 2 external devices, one of them (H) doesn't open. When I open G:, I get this If I want to copy an app (adobe reader) to the tablet, to which ...
3
votes
2answers
13k views

Cannot see the video files in the phone on my PC

I have this very strange issue which I discovered on my month-old Note 2. I never had this issue with my previous device which was a Nexus S. I hooked up the phone via USB to my PC, and selected ...
3
votes
1answer
2k views

Cannot get Android drivers to install on LG Thrill

I've Googled everything I could think of and I can't get this to work. I'm trying to help someone set up his Android phone - an LG Thrill 4G - to connect to his PC so he can text from his computer, ...
3
votes
1answer
4k views

Micro USB cables that only charge but no data, no mounting etc (Samsung Galaxy S)

Not all cables seem to be created equal but I've never got to the bottom of why so many (cheap) cables I try only charge - no data. Anyone know why? Certain pins not connecting? I do know that longer ...
3
votes
1answer
2k views

Connect Android device as wifi adapter to a PC to create an ad-hoc network

Sometimes when being at a friends house there is no wifi but wired internet access. In these cases it would be extremely useful if I could plug my phone in and create a wifi network just like when ...
3
votes
2answers
1k views

Can't connect an already booted device to adb

Every time I want to connect my phone to adb via USB I need to turn it off, plug the cable and turn it back on. Is this the right way to go or am I missing something? Documentation doesn't seem to ...
3
votes
1answer
869 views

micro-usb headset on android 2.3

I have a samsung galaxy ace which I am trying to setup to work with a usb headset. The problem is that the usb headset has a micro-usb connector and my phone does not seem to be recognizing it at all. ...
3
votes
6answers
18k views

How do I configure Android without using the touch screen?

I have an old Android phone around whose display broke after a fall. The touch screen has stopped working but I am reluctant to accept the device merely as a paper weight. I do have some use cases ...
3
votes
1answer
33k views

Can we connect external Bluetooth Dongle in Android Tablet?

For my survey I want to attach an external USB Bluetooth Dongle to an Android Tablet. Actually I want better range of the bluetooth, so I will use an antenna for the external bluetooth. I want to know ...
3
votes
1answer
2k views

Nexus 5 touch response is slow while charging

My problem is simple. Touch response of my Nexus 5 is very slow while charging. I can't even unlock the pattern while charging. I need to draw it very slowly. My OS is Android 4.4.2. I have been ...
3
votes
2answers
65k views

Samsung Galaxy S4 USB Not Recognized by Windows 7

When I connect my Samsung Galaxy S4 (Verizon) with a USB cable to my work PC that is running Windows 7, my work PC recognizes it immediately. I see all my pictures, music, etc. When I connect my ...
3
votes
3answers
10k views

Get root or re-install the OS without a USB cable?

Usually, the guides for getting root or re-installing the OS on an Android device (I have a Samsung Galaxy S, which I'm mostly inetersted about) tell to flash the device from another computer through ...
3
votes
5answers
69k views

Samsung Galaxy Y won't connect to the computer

I'm having problem connecting my Samsung Galaxy Y GT-S5360 to the computer using via USB. Whenever I connect it, it automatically charges. Before there was a prompt to connect it to the computer ...
3
votes
2answers
10k views

Installing USB driver for Micromax A50

I have to install USB driver for Micromax A50 . I have google USB driver installed through SDK Manager, but need a USB driver specifically for this device. To install this USB driver I think, I need ...
3
votes
2answers
1k views

Can I input a video signal into my HTC phone to use it as an external monitor of a camera?

I'd like to use my HTC Evo 3D as an external monitor for my Canon 7D camera. The Canon 7D has a HDMI output. It also has an USB port, naturally. I was wondering whether this would be possible. I ...
3
votes
1answer
168 views

test usb functionality from the handset?

I am using HTC Desire HD, I have a terminal with root permissions. Are there any tests I can do on the USB port from the handset side? i.e. to make sure it exists and is functional. The reason I am ...
3
votes
1answer
1k views

I want to execute shell commands on my pc from my android via USB

I have a linux box, without any network interface, only usb. I have my andorid phone, and the USB cable. I would like to connect from my android device to the linux box,and execute shell commands on ...
3
votes
1answer
2k views

phone not visible to finder (on mac) suddenly

When I connect my phone to my mac via usb, I no longer see it in finder. Nor does it automatically launch iphoto as it used to. On the other hand, I can see it from sdk tools like ddms, and can ...
3
votes
1answer
776 views

Can I drive a USB webcam with my android touchpad?

I have I have an Android touchpad and a usb webcam... Can I use the pad to control the webcam?
3
votes
0answers
1k views

How to mount two USB drives from same device on Android?

I'm wondering how I can mount two USB drives from a USB device on Android. I have a Garmin Oregon GPS device with a USB port. When I connect it to a Windows PC, I get two drives: one for the internal ...
3
votes
3answers
2k views

Why does my SD data get messed up when i connect to PC with USB?

Every time I connect my phone to my computer via USB (Huawei U8666E, Android 4.0.3) even after I've disconnected my phone, the following 2 things happen (that I can tell): My ringtone goes back to ...
3
votes
0answers
305 views

Verizon Galaxy Nexus Discharging When Plugged In Even After USB Replacement

I've got a Verizon Samsung Galaxy Nexus that as of a few weeks ago quit charging - in fact it quickly drains the battery (discharges 2% / minute if not more) while plugged in. I tried different ...
3
votes
0answers
901 views

Using OTG cable, transfer file from cardreader to external harddisk, is it possible?

I will be going on a holiday and I want to be able to back up my photos to my external harddrive. Usually this means bringing a laptop with me. However I have : Galaxy Nexus, rooted and unlocked ...
3
votes
1answer
1k views

Xperia Arc S typing problem while connected to PC?

I am having a problem with my Xperia Arc S, running Android v4.0.3. When I connect my phone to PC with USB cable, and trying to type anything while it's connected, my phone detects a single touch as a ...
3
votes
1answer
2k views

Android USB Gadget Driver

I am trying to get Ethernet over USB working for my Nexus S. I am running Ice Cream Sandwich v4.0.3 and have rebuilt the kernel with USB Gadget support turned on. When I connect the phone to my ...
2
votes
3answers
13k 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? ...
2
votes
1answer
2k views

What Android distro can boot from USB stick in PC/Laptop?

I have an old HP Pavilion dv2000 laptop with a busted hard drive. I want to put a compatible Android distro onto a USB thumb, plug this in to the laptop and boot into it and use it for casual www ...
2
votes
1answer
2k views

Using USB peripherals with hardware debug

I have a developer tablet, and I also need some peripherals connected via USB to my tablet and debug cable at the same time. I tried to connect USB hub to my tablet using OTG cable, by got the problem ...
2
votes
1answer
4k views

Android USB tethering to an OpenWRT router

I'd like to USB-tether my Android phone to a local router. I have a tether plan, so that's not an issue. My reasons why I want it this way: the router should expose the internet to all ...
2
votes
2answers
19k views

“USB Storage damaged. It may need reformatting” error message in status bar

On rebooting my Samsung Galaxy S2 (running Villain ROM 3), I got an error in the status bar "USB Storage damaged. It may need reformatting". File managers like Astro fail to open the /mnt/sdcard ...