Tagged Questions

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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0
votes
2answers
6k 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 ...
0
votes
1answer
67 views

Why are USB cables of two different OEM's different

The USB has various purposes for data transfer, movement of input and output signals for hardware like connecting an Android device to another Display screen (USB on the go), charging the device ...
0
votes
0answers
31 views

Why does the screen flicker when connecting to a third party wall mounted USB charger

After going through this post(Why does my phone have erroneous input when connected to a non-OEM power source?) I am asking this question the above post does not solve my question up to the mark. I ...
0
votes
0answers
324 views

How to root SNT-210, an Android 4.4.2 chinese CarDVD (no standard methods work)?

The device: Model SNT-210 Android 4.4.2-0140516-sntb-HOMEMADE Kernel 3.0101-gdaab9de-dirty QDroid@DevServer #9 Build omnisntb-eng 4.4.2 KOT49H eng.QDroid.20140516.133512 test-keys I found out ...
0
votes
2answers
36 views

Charging from different USB cable

I have USB cable meant for Sony Xperia, the USB cable can be detached. Will using this USB cable to charge other phones like Nexus cause any issue?. I am not using the entire charger, I am just using ...
1
vote
3answers
325 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 ...
0
votes
0answers
113 views

Geeksphone Revolution device only working with adb when charging

I have: Geeksphone Revolution (Installed android 4.2 yesterday) adb 4.4.2_r2-1 Arch Linux (Updated packages) adb/Configuring USB Access With Firefox OS everything worked fine. Now I can only use ...
0
votes
1answer
101 views

Micro Usb to HDMI without MHL

I've got a cable without MHL adapter. I just want to know How can I connect it with TV. Of course I've tried much but it was incompatible. Is there any way to make it compatible. I've Samsung Galaxy ...
0
votes
0answers
8 views

“In the setting will not be less than 2mb” Trying to enable adb debug

So, when I try to go to Settings > Applications > Development it simply states In the setting will not be less than 2MB. I have a stock Alcatel One Touch Revolve. Literally just got it. ...
0
votes
1answer
81 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 ...
0
votes
1answer
55 views

Maximum number of devices an Android can handle from USB hub

We are planning to work with multiple USB devices from a tablet. For this implementation, we are planning to connect a HUB ...
0
votes
0answers
161 views

Restoring USB Audio after accidental /Music deletion on Nexus 4

I used to be able to have my Nexus 4 play audio via USB to my basic Kenwood car stereo. The controls weren't great, as the device isn't specifically Android-compatible: next folder, and next/previous ...
0
votes
1answer
63 views

What is the diff between the Media transfer protocal and Picture Transfer Protocol

After connecting my device for data transfer the device asks for mode of USB transfer MTP or PTP. I googled it and found that MTP(Media transfer protocal ) and PTP(Picture Transfer Protocol) are some ...
0
votes
1answer
272 views

Is it possible to connect Nexus 4 to Windows Server 2012 R2?

I'm trying to connect Nexus 4 (Android 4.4.4) to Windows Server 2012 R2 DataCenter for purpose of debugging from Xamarin Studio. What I did: Activated Developer Settings Checked USB Debugging ...
0
votes
0answers
266 views

samsung galaxy tab 3 can not connect to pc via usb

I am trying to connect my galaxy tab 3 to my pc via usb, however my pc does not recognise it and nothing is shown on my computer on the usb drive. However when I connect it to the pc I get the message ...
0
votes
0answers
50 views

Where has /sys/bus/usb/ gone in Android JB4.2?

I'm running a rooted stock Samsung Galaxy S4-mini (GT-I9195) with 4.2.2 SELinux in Enforcing mode. When issuing lsusb, I get the following result: u0_a202@MSM8960:/ # lsusb lsusb: ...
0
votes
1answer
77 views

Does Android support the external USB devices?

Does Android support the external USB devices like PC keyboard, joystick, camera or other devices that can be connected to the PC? If so, then do I need some additional software, or is it enough to ...
0
votes
0answers
8 views

Reverse Tethering [duplicate]

I want to know how to perform Reverse Tethering for non root device. I have Canvas A110 to use usb to connect directly with My pc please help me
0
votes
2answers
53 views

How do you eject the samsung device when the device is currently being used for testing using the Android-ADT

I connected my Samsung Device(Android 4.1.2 ) for testing my app through the Android-ADT(Eclipse). After closing the workspace when I tried to eject the device through Eject I get a dialog box ...
0
votes
0answers
526 views

Use phone as USB Bluetooth adapter

I know this question has been asked before, but I've never found a definitive answer. I have a Bluetooth keyboard that I would like to use with my computer. My PC is fairly old, which means it doesn't ...
0
votes
0answers
22 views

Is there a way to have your phone light stay when it is charging only from a laptop?

When I have the my device plugged into my laptop while working I want the light to stay on, but I want my light to turn off when I'm going to sleep when it is charging. I know I can have the light on ...
0
votes
0answers
41 views

How can I make my Android phone request (negotiate for) more charge from (with) the host PC?

Hello there is a wonderful Q&A here about detecting how much charge your phone is drawing from the computer host: How do you check how much power a USB port can deliver? In my particular case, my ...
1
vote
1answer
3k views

Samsung Galaxy Tab GT-P1000 USB Cable Problems ; Charging Problems

Galaxy Tab is an old tablet.Yesterday,I can "resurrect" it from the dead,and I buy a fake USB cable to charge and exchange data. Since I have a worser phone than the Galaxy Tab,I really want to play ...
0
votes
1answer
223 views

unable to connect i9100 in cwm recovery mode

phone; i9100 maguro galaxy nexus. From CM, I got a message stating a new update was available: the CM11. I accepted. The update failed to install. Now on reboot the phone enters CWM Recovery mode. BUT ...
1
vote
1answer
119 views

USB File Transfer difficult on Cy10.2 ATT GS2 Skyrocket

Okay so I have a Samsung Galaxy S2 Skyrocket (ATT) and I just upgraded the firmware from the the stock ICS to Cyanogenmod 10.2-20131214-SNAPSHOT-InstallerWPPQ50S-skyrocket. When I try to transfer ...
0
votes
2answers
2k views

Samsung Galaxy Y GT-S5360 file transfer, USB not recognised. No USB options in Settings menu

I have a Samsung Galaxy Y GT-S5360 and I wish to transfer some audio files from it to my PC, running Windows 8. When I connect the phone to the computer with the USB cable, the phone beeps and begins ...
1
vote
1answer
3k 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.
0
votes
0answers
26 views

Is it possible to mock a usb device? [closed]

I want to mock a usb device which gets attached to ttyUSB0. I need it for debug purposes. It needs to be done without actually connecting a device. Is it possible? Maybe there is an APP out there ...
0
votes
1answer
3k views

How to see hidden files/folders on android internal storage over USB

I have a windows 7 pc and a Sony Experia Z android phone. I use a downloader app to download files to the phone, and then hook it up to USB to copy to the computer. The only problem is sometimes the ...
0
votes
1answer
73 views

Subfolders and files ignored when copying from sdcard to PC through USB

So I have a music folder that I'm trying to copy from my sdcard onto my PC using Windows Explorer. For some reason, when I attempt to do this, it 'completes' really quickly and I only end up with a ...
1
vote
1answer
1k views

samsung note 3 not getting recognized by my pc

when i plug my phone in to my PC which is having windows 7 OS only charging takes place.when i viewed my phone in device manager it says Samsung android files is not installed.but i installed those ...
0
votes
0answers
11 views

How do I enable USB debugging on my broken digitizer nexus 7? [duplicate]

I dropped my Nexus 7 and the screen is broken (I can still see the background image, but the touch-input is broken. Everything else still seems to be working). I'm a noob at android, but I think I ...
0
votes
2answers
75 views

Connector allowing charger and usb computer connection as same time?

PoE lead me to idea of having some kind connector, allowing supplying my connected tabled with power from it's charger (5V 2A) and in same time being connected to computer (for backup or whatever ...
1
vote
0answers
413 views

How to setup a PPP connection between an Android smartphone and a Linux computer?

For testing purposes, I need to connect an Android smartphone to my Linux desktop computer to enable communication between the phone and some servers on the LAN. I can't use Wi-Fi so I'm stuck with IP ...
1
vote
0answers
71 views

Micro USB cable - Intermittent

I have a http://www.amazon.com/gp/product/B004QOAGOQ/ "4-port USB charger". Recently I noticed that some Android devices e.g Nexus 7 (2013), charge very slowly when one particular micro USB cable is ...
0
votes
1answer
148 views

External USB Keyboard to Android (via bluetooth preferably)

How to connect external USB keyboard (preferably via bluetooth) to Android device? Best would be piece of hardware with USB socket to plug standard usb keyboard into it, that would work as "bluetooth ...
0
votes
0answers
115 views

“Windows was unable to install your Nexus 7.” I'm having troubles getting the drivers to work in a way that allows me to run to device

My goal: I want to be able to run to device from an IDE, like eclipse/intellij. My problem: I cannot get the usb drivers to install. I have tried many guides, but they all fail at the step where I ...
0
votes
1answer
642 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 ...
2
votes
0answers
3k views

Enable usb debugging mode from adb under clockworkmode “Broken digitizer”

My friend brought me a Xtreamer Q mobile phone with broken screen, clockworkmode is working, but USB debugging mode is disabled, I found some posts about how to enable it from adb i tried them and ...
1
vote
1answer
48 views

Backing up broken android device

I have an android device running KitKat 4.4.2 (not rooted; developer stuff turned on) and I shattered the digitizer. I can still see what's on the screen but I can't interact with it1. I tried using ...
1
vote
1answer
60 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 ...
1
vote
1answer
111 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 ...
0
votes
1answer
59 views

How to deactivate the usb charging of my tablet from computer?

When I connect my Asus fonepad7 tablet to laptop via usb, the tablet starts charging. When my tablet is completely charged, its advised by the manufacturer to discontinue the charge. Now how to ...
0
votes
1answer
783 views

Must a USB OTG adapter be used to connect a DAC/amp to an Android or can I use a Micro USB to Micro USB cable?

I'm trying to connect a DAC/amp with a micro USB connection to my Android smartphone. Is it possible to get the DAC/amp to work without the larger "adapter" type OTG cable, and use something like this ...
0
votes
1answer
1k views

No USB storage mode for Asus MeMo Pad 7 to do Android development

I intend to develop with an Asus MeMo Pad 7, but I can't set it to detect as a normal USB storage device. In the Storage menu I have 4 options: MTP - to transfer images PTP - to transfer images ...
0
votes
1answer
215 views

Android Transmit system audio over MTP

Here is what I want to do. If I plug in my Galaxy S4 to my BMW 335i, then I can browse and play music stored on the device just fine and the sound quality is excellent. If I play over the audio ...
1
vote
1answer
6k 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. ...
0
votes
1answer
43 views

having problem in usb connection

I am using Samsung Galaxy Nexus on Verizon mobile with Android version 4.2.2. I tried to connect my device to a PC via USB cable and through the cable the charging process is on but it doesn't show ...
0
votes
1answer
324 views

Problems Connecting Asus Transformer TF101 to Mac OS X 10.92

Please bear with me if this is an insipid question, but I am not able to connect my Asus tablet to my Mac. It has been recommended that I go and download the USB drivers for the tablet here. Seemed ...
1
vote
2answers
5k views

How to backup broken screen phone when USB debugging IS NOT enabled?

I dropped my Samsung S3. Now I cannot see anything, just a white screen with purple, black, and green lines. Before it blanked out, it wasn't recognizing my finger touch. Any idea on how or what to ...