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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2
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1answer
2k views

Possible to charge one phone off another?

What's stopping the ability of charging a cell phone from another cell phone? If I were to create a crossover/patch USB cable and connect it between two phones or tablets, would there by any way to ...
0
votes
3answers
1k views

Nexus 7 (2013) OTG cable with flash drive doesn't work

I just bought Nexus 7 (2013) and an OTG cable. I wanted to connect a flash drive to it. When I connected it, nothing happened. I tried to find the folder with my flash drive contents in /etc - there ...
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 ...
0
votes
1answer
5k views

tablet won't recognize usb keyboard

Azpen tablet android 4.2.2 won't recognize my usb keyboard. I downloaded external keyboard and a usb host controller and it doesn't work. I connected it to my pc and the keyboard works just fine. Any ...
1
vote
0answers
556 views

USB charge in android 4.2.2

I have an android 4.2.2 phone. When I connect it to my desktop PC, it is not charging (Showing as charging and disconnected repeatedly). Checked by changing USB cable, connecting to different PC, ...
0
votes
0answers
5k views

Mount USB OTG to specific destination folder

I've got a Moto G with 4.4.2 and, as stock OTG functionality is broken in the latest android version, I need a way to mount my mini USB card reader (meenova) to /sdcard folder. From what I've found ...
3
votes
7answers
13k 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 ...
2
votes
0answers
578 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 ...
0
votes
1answer
85 views

Can an encrypted Android phone be unlocked with an USB drive some way?

I want a fast way to login to the system without entering difficult credentials. If the usb key is not present there won't be the ability to decrypt the system ... Some 2-factor solution without NFC ...
1
vote
1answer
173 views

Not connecting via usb since latest update

Since the latest update on Galaxy S3 (now have Jelly Bean 4.3) my phone will not connect via USB to the USB port on my car radio. It connected before the update. What can I do to correct problem?
1
vote
1answer
1k views

Nexus 7 (2012) no longer connecting via USB Mac OS X

I plugged my original Nexus 7 into my Mac earlier today to build an application onto it for testing. It failed, and then I realized that the tablet did not appear to actually be connected to the ...
0
votes
0answers
438 views

Does Android Jelly Bean 4.1 Support Microphone Audio Input from mini USB Headset?

Samsung Galaxy Tab 3 7.0 (WiFi) 16Gb device running Android Jelly Bean 4.1 This tablet has a 3.5mm jack for stereo audio out. No microphone jack. At least this is the way I'm reading the specs: ...
1
vote
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 ...
1
vote
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 ...
0
votes
0answers
2k views

USB driver for Samsung Galaxy Gio S5660

I have some trouble, When I try to run the android-project(Eclipse IDE) on a real device Android-Manager does not see my phone connected via USB. I don't know how to install usb driver. OS: Linux Mint ...
1
vote
0answers
324 views

Galaxy tab 10.1 charging with USB 3.0

When referring to this post, it seems like the Samsung Galaxy Tab should be able to charge while connected to a USB 3.0 port while running. I've noticed that when I have my Tablet running and plugged ...
1
vote
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 ...
0
votes
2answers
7k views

My note 3 will not mount on to my computer

I used to plug it in, and it would show up and I could download the pictures and movies and such. Today, it will not mount. It is charging from the computer, but I can not download any of the stuff ...
0
votes
1answer
100 views

USB Connection Not Registering on Phone

Starting about two weeks ago, I've been having some issues with my HTC Vivid running 4.0.3 regarding the USB port For charging, once I plug it in it takes about 20 seconds before it registers and ...
0
votes
0answers
286 views

Sony Xperia Tipo dual can't connect to PC

My Xperia Tipo Dual cannot connect to my PC, but it charges if I reboot or power off.
1
vote
1answer
313 views

samsung tablet GT- P3113 have OTG USB support? [duplicate]

Does the samsung tablet model # GT-P3113 have OTG USB support already built in or do I need to get the cable? Am thinking of getting a keyboard for my tablet.
0
votes
2answers
83 views

When selecting an USB extension cable to extend power cord, what are the relevant considerations?

I want to use USB extension cords to extend the USB power cords for my Android device. What are the factors that could affect normal charging behavior? (Consider "normal charging behavior" to be ...
0
votes
1answer
5k views

Sony Xperia S - suddenly can't connect to PC anymore (it was working before)

I see there are various threads for Galaxy S3 having this problem, but my phone is Sony Xperia S. My phone used to connect to PCs fine, but today when I tried connecting to my laptop it wouldn't ...
1
vote
0answers
359 views

Install usb_modeswitch

I'm working on a project which we use a Beaglebone Black that runs on Android. We need to use USB storages for data transfer. When I plug in a USB storage to Beaglebone it works well. But if I remove ...
1
vote
1answer
484 views

View local website on an Android device

Web developer here. I have two devices, a Samsung Galaxy S3 & a Samsung Note 10.1. I have developed a website which is running on PHP and I would like to view my website on these two devices ...
0
votes
0answers
200 views

USB connection issues with Nexus 4

I've installed some app from Google Play called "franco.Kernel updater", which had an option to enable "fast charging" (the app claims it provides a custom kernel that saves battery life). After I ...
0
votes
0answers
29 views

How to stop USB charging? [duplicate]

I'm a developer so i plug in my device for quite a long time, so i think it might affect my battery life. Is there any way to disable usb charging?
1
vote
0answers
36 views

Display screen on [desk|lap]top

Is it possible to display the screen of my Android on a regular computer in a similar fashion as an emulator would ­– but with an actual device being displayed rather than an emulation? I am looking ...
0
votes
0answers
328 views

Losing connection to powered USB hub

Background (not a development question): I'm developing an application which allows multiple android devices to interact. I am trying to tether the phones through a powered USB hub to run some ...
0
votes
1answer
146 views

How to select a power supply for a given Android device

There are a variety of products on the market which provide a power supply for Android devices through the ubiquitous MicroUSB 2 port. These include adaptors for 12V "cigarette lighter" car DC power ...
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
3answers
18k views

Open command prompt to access folders of a USB connected Android phone

If I connect a Phone with my Windows 7 machine via USB, it shows up in explorer with a name e.g. Nexus 5. How can I open a command prompt and change directory to this device. For lettered drives, I ...
2
votes
2answers
552 views

Nexus 5 USB not working on LinuxMint

I tried to connect my Nexus 5 to a USB on a LinuxMint (OS) PC. At first it worked; it asked me to choose MTP or something else. Now, it's not giving me any feedback. I tried resetting - still ...
0
votes
1answer
210 views

Make a device appear in ADB

I have a Zen Touch 2, a Cyclone Voyager and a Samsung galaxy Fame, all configured for USB debugging. I also have a laptop running Ubuntu 12.04, the standard ADB obtained from apt-get, and Fastboot ...
0
votes
1answer
2k views

How can I tell if I have mini port or micro port on my Android tablet?

I was given an Android tablet. I want to hook up a keyboard and a mouse. By looking at it, how can I tell if it has a micro port or a mini port?
0
votes
2answers
4k views

Samsung Galaxy S4 “Prevention Information” USB OTG

I am trying to connect things to my S4 with a USB OTG cable. Standard devices such as mass storage, keyboard and mouse all work fine. My problem seems to be with vendor class devices. I connected an ...
0
votes
1answer
80 views

Linux connectivity

I am wondering how to best connect Android smartphones with Linux boxes. The best thing would be a program like Samsung's Kies, but Samsung seems to target Windows and Mac OS. Is there such an ...
4
votes
3answers
31k views

Phone isn't detected via USB but still charges

My Galaxy GT-S5360 is not being detected via USB when I connect it to my PC. It still charges however. It used to work and there was a prompt to connect it to the computer but now it just charges ...
1
vote
1answer
3k views

Sony Xperia Z1 won't start up again!

As you may know, you have to backup the TA-partition before you put a custom ROM on the Sony Xperia Z1. I've backupped the partition with this .bat file: ...
1
vote
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 ...
1
vote
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 ...
0
votes
1answer
175 views

Enable USB Audio out on ASUS Slider SL101?

I have an ASUS slider SL101, and I want to know how I can enable USB audio out. Running Android 4.0.3. I broke the headphone port, so I need an alternative. Solutions greatly appreciated.
0
votes
1answer
167 views

Safely “unmounting” USB for Galaxy?

I wanted to delete all of the music (not pictures or apps) off my phone, and I read that you should just plug it into the computer and delete them from there. I plugged it in, and though my phone is ...
3
votes
5answers
29k views

How to access media files (photos and videos) on Samsung GT-I9082?

I have a Samsung GT-I9082 mobile phone (Android 4.1.2) with lots of videos and photos. I want to move them from the phone to my notebook running Windows 7. I connected it via USB and selected the MTP ...
11
votes
5answers
9k views

Disable USB charging

For some reasons not related to the battery life, I need to disable the battery charging when a USB host is connected to my phone (a rooted Nexus 4). Taking a look around on the internet (link1, ...
0
votes
0answers
210 views

Disable Android USB Auto-Detect

I have an android 4.2 embedded system. When I connect a USB cool-disk to my device's USB port, it recognizes the cool-disk and works just fine. But then the LED light on my connected cool-disk keeps ...
0
votes
1answer
778 views

Can't install USB driver for Zopo zp300+ on Win7 64

When I enabled USB debugging in settings, an unrecognized device appeared in device manager: H9000+ Then I followed this: ...
2
votes
2answers
701 views

adb shows devices as offline but system_profiler detects the devices fine

I have several devices (mix of tablets and phones) connected to my mac mini. Some of them are connected directly while some are connected by a good quality hub. $ system_profiler SPUSBDataType | ...
0
votes
1answer
232 views

Nexus 4 won't charge through laptop on low power

When my Nexus 4's battery is less than 5%, it won't charge while connected to my PC, but I can charge by plugging my Nexus 4 the wall adapter. I believe it is a hardware problem. Can you help me?
1
vote
0answers
978 views

how can i connect my samsung galaxy y s5360 via usb to pc by odin mode?

My Samsung galaxy y5360 operating system was gone.now i want to install Samsung by default software 2.3.6 Gingerbrade by Odin v1.85..but can't detect usb in my pc but also good in USB ...