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
1k 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
233 views

External harddrive case to spin-down drive when idle

I try to make external 2.5 hard drives automatically spin down when idle and connected to android devices. The device I have got in mind is a HDMI TV-Stick with USB connector. I tried a few ...
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1answer
1k 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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2answers
41k 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 ...
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3answers
191 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 ...
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0answers
252 views

Setup of secondary USB ethernet adapter

I brought a cheap combined USB hub + LAN adapter. The hub instead is USB 2 but I found the LAN adapter was only USB 1.1. So I went and brought an Apple USB ethernet adapter and plugged it into the ...
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1answer
308 views

Cannot connect Sony Xperia E15i to PC

I have a Sony Xperia E15i. When I try to connect it to PC, it shows USB Device not Recognized error. The phone doesn't have settings for USB connectivity. How can I connect the phone to PC?
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1answer
3k 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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0answers
2k views

Connecting to COM serial port through USB with Putty

I am trying to use my android phone connected to my PC as an SMS gateway by executing AT commands. I have attached the phone to the PC (Windows 7), and device manager shows that it is in COM4 port. I ...
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1answer
881 views

My phone's screen died but it still works. How can I get the text messages from it? [duplicate]

People are still sending me texts even though I can't read them. I've gotta get a replacement quick, but I also need to get the important texts I missed. Is there any way I can get them through my pc? ...
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4answers
10k views

How to prevent Galaxy S4 from connecting as “Connected as Installer” instead of “Connected as Media Device”?

I have my Verizon Wireless Samsung Galaxy S4's developer options enabled with USB debugging turned on. Whenever I connect it to my machine, it displays "Connected as Installer" in the notification ...
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1answer
961 views

Install application in SD card or external USB drive without root?

Is it possible any of the following in a non-rooted Android device? Install an application "manually" (without using Android Market/Google Play) Install an application in an external SD card Install ...
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1answer
1k views

How do I force USB debugging?

I am trying to figure out why my apps don't work on tablets manufactured by the company Ainol. USB debugging is already turned on, and I took a look at all of the settings that I could find on it, ...
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1answer
795 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
1k 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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0answers
98 views

Why the battery drain while plugged in doing nothing? (omap2_mcspi)

I usually leave my phone plugged in to the wall charger at night. This morning, to my surprise, the battery was not charged. According to the System Panel app, System Processes were taking almost ...
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1answer
2k views

I can't connect my Samsung Galaxy SL GT-I9003 via USB

I can't connect my Samsung Galaxy SL GT-I9003 via USB. When I try to connect via usb mode the phone doesn't respond, it only charges. I tried restarting and restoring my device, but it still won't ...
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0answers
195 views

Why does my phone get crazy when plugged in to a specific PC?

Why is my Xperia J simply unusable when plugged in to a specific PC? The touch screen does not work, thinking that I tapped one icon or option when it was another. I am using MTP since MSC makes apps ...
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0answers
116 views

Disable auto android tablet power on with usb

I just installed cyanogen mod on my nook tablet and now it doesn't have the capacity to charge as the OS takes most of the juice. I need to disable power on when a USB cable is inserted into my nook ...
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1answer
3k 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 ...
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0answers
417 views

Linux doesn't recognize Galaxy S 3

I've bought a Samsung Galaxy S 3 device today, but found out that I could not get my PC with Fedora 18 (Gnome 3) to recognize it (nothing happens when I plug it in). As file transfer etc is essential ...
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2answers
273 views

Why does charging leads to battery losing charge at times

I have a LG Optimus S Android on Gingerbread (The one on the cheaper side with least specs for an Android). I have found that when I use the USB charger connected to my computer, at times instead of ...
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1answer
506 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 ...
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5answers
7k views

Not all files are visible over MTP

I have LG L5 (e610 model) device with Cyanogenmod 10. When I connect the phone to a computer with Linux (I have mtpfs installed), I can see both internal storage and the SD card. However when I ...
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0answers
17 views

Samsung Note Tablet usb problem with external drive [duplicate]

I bought an usb connection kit for my samsung note tablet so that I can transfer files from my sea gate external drive but unfortunately, my tablet cannot read my external drive..why?
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0answers
216 views

Nexus 7 - USB Port & Headphone Socket

I sometimes experience a drop in sound in the left or right earphone of my headphones when charging my Nexus 7. Wiggling the usb cable in the port can bring back the sound, however yesterday the ...
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0answers
168 views

How can I fix phone corruption when using USB mass storage mode?

It used to happen in stock ICS and remains in CyanogenMod 9. Whenever I connect my phone to computer through USB using mass storage mode (MSC), my phone gets crazy. In ICS, I remember it used to mess ...
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0answers
254 views

Windows wont install android USB driver automatically or manually

I've had all sorts of problems getting ADB to run in the past so I generally know how to trouble shoot this but now I can't get windows 7 to recognize or install the USB driver when I plug it in. It ...
3
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0answers
599 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 ...
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1answer
427 views

How can I mount my google nexus4 on linuxmint(nadia) computer via usb?

Also is it any different than ubuntu? UPDATE: Using gmtp, I still get the error from the terminal and gmtp crashes when i click on "connect". The gmtp says the following in the shell: Device 0 ...
2
votes
2answers
711 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 ...
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0answers
512 views

Nexus 4 4.2.2 USB connection problem

First, Yes I have checked with other similar questions but havn't found one that could help me with my problem. I got a LG Nexus 4 running Android 4.2.2 and when I connect it to my Windows 7 64-bit ...
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0answers
312 views

External HDD not recognized by tablet

I have an external 320GB HDD with Backtrack on it, partitioned as follows: -partition '/' ext4 -partition '/home' ext4 -swap -free partition fat32 The problem comes when I connect it to my tablet ...
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1answer
5k views

Install USB host drivers on Android ICS

I have a Desire HD running a custom rom: Android ICS 4.0.4. I ran USB Host Diagnostics software and connected my camera through a USB OTG cable but the phone does not detect the camera. I am thinking ...
4
votes
1answer
7k views

How to Retrieve SD Card Files via fastboot or recovery?

I have a Nexus 4 (LG E960) running rooted stock 4.2.2/JDQ39. The phone fell from a foot high and the screen cracked. The touchscreen no longer works. I have a full Nandroid (TWRP type) backup under ...
5
votes
1answer
271 views

How to mount both App and Phone Storage over USB for HTC Evo?

I can mount my HTC Evo as a USB drive on my Windows 7 machine. When I mount the drive, I see a DCIM/100Media file, but no photos from my phone are in it. (I'm wanting to transfer photos from my ...
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1answer
1k 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 ...
0
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1answer
777 views

mounting google nexus s on linux at fastboot mode screen

I have looked at similar questions but could find an answer. Device: Samsung google nexus s i9020 OS: Android 4.1.2 The phone mounts when the OS has loaded and when there is an option to enable usb ...
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0answers
26 views

Share Computer internet connection with my Google Nexus One [duplicate]

I want to Share Computer internet connection with my Google Nexus One using usb cable. how can i do this ?
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2answers
1k views

Cannot access all my folders from my SDCard via USB

I plug in the USB cable to my computer. I click on Open Device to view files, I get to the root of my SDCard. The problem is that there is a directory missing. I can see it with my file manager on ...
0
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0answers
270 views

I would like to use an android phone as a blutooth to usb passthrough

I would like to be able to connect to a system via bluetooth that does not have bluetooth capability. I know that they make usb to bluetooth adapter dongles. That solution doesn't work for me ...
1
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1answer
508 views

Android ADB drivers installation error

I am trying to install the usb adb drivers. I turned the debugging mode on in the settings of my phone, connected to the PC. I click update drivers and manually selected the folder where the drivers ...
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1answer
359 views

How to avoid application autostart when a usbdrive is plugged to tablet

When I plug a USB drive to my Samsung tablet (using USB connection kit), my Android 4.0.4 automatically starts the Archive application, in order to see which is the content of the pen drive. The same ...
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1answer
4k views

Samsung Galaxy Ace not detected AT ALL on Windows 8 Pro

Here is the exact same problem but with a different phone: Unable to connect Galaxy S3 to PC via USB This is not the standard device on recognized ordeal but a device is not even being detected at ...
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0answers
1k views

Connecting USB Gamepad to Samsung Galaxy Tab 2 7.0 P3100

I bought an adapter to use an USB gamepad with my Samsung Galaxy Tab 2 7.0 P3100 but I can't make it work. At first I though that I was plug and play and that's it. My tab supports USB OTG because I ...
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4answers
7k views

Samsung Galaxy S III (S3) Won't Connect via USB with Android File Transfer with MacBook Pro - Mountain Lion

I saw some similar questions along these lines with newer Samsung devices, but I will post a question here anyway in case an answer for me ends up being an answer different than that for someone else. ...
2
votes
1answer
311 views

Is it possible to use Samsung Galaxy Nexus as a bootable USB stick?

I want to install centOS linux distro on my desktop, which does not have a disk drive. Moreover, I posses a 4GB usb stick which is insufficient for installation. I need a usb stick with atleast 8GB to ...
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1answer
1k 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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0answers
855 views

how can i enable usb otg feature on my android (1GhzDual core mtk 6577)

i have a 1Ghz dual core android with 512mb ram. The original model of this phone is called Gionee GN700W, i have attached the debug info of my phone. kindly guide me to enable this usb otg feature in ...
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1answer
4k views

How do I patch the Android ADB driver?

Headaches with Android SDK again! I know how to set up the Android SDK. I have done this multiple times over the years. And I had to do some patching of the driver for the ADB every single time! I ...