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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15
votes
8answers
85k views

Use an Android tablet as a Wacom drawing tablet for a PC?

Since a nice Wacom tablet is a bit pricey, especially for someone like me who doesn't do much graphic editing, I was wondering if it is possible to use a tablet (i.e. my Nexus 7) as a Wacom-esque ...
1
vote
0answers
111 views

nexus 7 (2013) adb connectivity issues Mac

The 5.0.2 OTA update soft-bricked my rooted but otherwise stock Nexus 7. I tried several times to wipe/reset from recovery, but it kept boot-looping afterwards. After a hundred tries or so was ...
0
votes
0answers
680 views

How to connect to ADB without USB Debugging enabled?

I downloaded a game on my friend's phone and it crashed. I searched Google and when I turned it on the phone got stuck in a boot loop. I asked someone at my college and he said to come on here and ask ...
0
votes
0answers
104 views

How can I recover data from my android tablet?

My brother had some important data on his android tablet. Unfortunately the touch screen on this android tablet (Azpen model A700) is no longer responding. I would like to put the data on my pc before ...
0
votes
1answer
45 views

Where to do I find my saved book files on my root device?

I have a book app that downloads book files from the Internet. It stops working and the developer wants me to root my phone and find those downloaded files for him so that he can debug. I've rooted ...
0
votes
1answer
3k 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
247 views

China phone after factory restart in recovery mode stuck on formating data

Can´t get to recovery mode, can´t connect via USB becouse it still rebooting. And it says Fromating /data.... mount system/ error Can somebody help me?
0
votes
1answer
379 views

USB malfunction and rooting of my Samsung SIII (GT-I9305)

I have a Samsung Galaxy SIII (GT-I9305), and here are my problem(s). It can't be detected by PC via USB (not showing on device manager, odin, kies, not even charging) but it is charging when connected ...
2
votes
5answers
8k views

File Transfer: How to transfer files betwen my Xperia Neo (Android 2.3) and Kubuntu Linux?

I have bought a Xperia Neo which runs Android 2.3 and I'm running Kubuntu Linux on my Laptop. I just connected the Phone using a USB Cable and set it to Mass Storage Mode. I expected to have the ...
0
votes
0answers
30 views

my samsung galaxy ace is not opening after update

i try to install a new android version to my phone but my pc shut down and update interrupted ,now i can't open my phone? Can you help me what to do to install again android os from the begin ?
0
votes
2answers
182 views

Does Using 2.0 or 3.0 cables affect charging speed with same adapter?

Using my Note 3 If i charge my phone using the same adapter but with different cables, does that affect the charging speed with the 2.0 cable or 3.0 cable. am supposing the 2.0 cable is of best ...
0
votes
0answers
269 views

mtp usage: how to mount and transfer files to and from a Samsung: Galaxy model Android phone

how do I use mtpfs to read/write to a USB connected Android phone, connected as a mass storage device: thufir@dur:~$ thufir@dur:~$ mkdir phone thufir@dur:~$ thufir@dur:~$ sudo mtpfs -o allow_other ...
0
votes
1answer
246 views

Nexus 5 Windows 8.1 Connection Issue

I have a Dell Inspiron 13 7000 running Windows 8.1 64bit. Upon connecting my Nexus 5 running Android 5.0.1 via USB, the device seems to keep connecting and disconnecting repeatedly. I don't have the ...
0
votes
1answer
282 views

Is it possible to print from an Android device (Samsung Galaxy Tab 3) via mini-USB to USB adapter?

I know you can hook up your printer to the wireless router and connect and print from the Android device via HP ePrint software. But is there a way to simply connect a device directly to the printer ...
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 ...
0
votes
1answer
2k views

Video out over USB?

I'm starting to regret not getting an Atrix - the whole docking scheme seems so cool. Unfortunately, it seems that I can't even do much of a DIY thing to output a video stream with the device's screen ...
12
votes
6answers
27k views

Drive letter for MTP connection under Windows

In Android 3 the connection to PC as Mass Storage Controller feature was removed. Is there a way to access MTP-mounted phone as a drive letter? I want standard file manager programs (e.g. Total ...
1
vote
2answers
938 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 ...
2
votes
2answers
12k 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 ...
1
vote
2answers
10k 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 ...
0
votes
0answers
7k 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 ...
1
vote
0answers
29 views

How are two USB cables different? [closed]

Can someone explain what could be the reason that two micro USB cables both charge my Samsung galaxy S3 phone but only one of them allows a data connection between my computer and phone? Is one of ...
0
votes
2answers
1k 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 ...
0
votes
0answers
4k 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 ...
0
votes
0answers
76 views

Is it possible to make an Android device appear and act as USB POST debugging dongle?

When a PC or laptop doesn't boot properly, you can listen to beep codes. Sometimes these aren't accurate or don't work, so you can use a POST card to see much more specific number instead. However ...
0
votes
1answer
9k views

How do I connect my Galaxy Y GT-S5360 via USB to my Mac?

I cannot connect my Galaxy Y phone to my MacBook for mass storage using a USB cable. I have installed Android File Transfer software but it does not detect my phone when I connect it. I believe I have ...
0
votes
1answer
138 views

S4 won't see connection to PC at either end

Have a Verizon 4.4.3 Galaxy S4 using the standard cable. When I connect to the PC, the PC doesn't show it in explorer. The phone doesn't bring up the connection notification. I have enabled/disabled ...
0
votes
0answers
94 views

Loose connection USB Debugging

Somehow my Nexus 5 has a loose USB-Debugging connection recently... I recently upgraded to Android 5.0.1 I had this once before, but than it could be solved by simply using a different USB cable. If ...
1
vote
0answers
73 views

File system content different on device and on desktop

I've got a Nexus 9 which I'm using to read PDF graphic novels. My process for getting the files onto the device is to connect it to my PC via USB and drag the files into the Download folder on the ...
1
vote
0answers
19 views

Android Arduino USB [duplicate]

I have a HCL ME U1 tablet. This has a built in USB Type A socket as well as USB Mini Type B socket. I have tested the Type A socket with a standard mouse and it works well. I have also tested it ...
0
votes
0answers
99 views

USB Host Support

I have a HCL ME U1 tablet. This has a built in USB Type A socket as well as USB Mini Type B socket. I have tested the Type A socket with a standard mouse and it works well. I have also tested it with ...
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 ...
0
votes
1answer
1k 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 ...
0
votes
1answer
103 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 ...
2
votes
1answer
292 views

IP Address of desktop computer USB tethered to phone

For my Internet connection I use a Motorola Electrify Android phone USB tethered to my desktop computer Windows XP. My service provider is US Cellular. I would like to know the IP address of my ...
0
votes
0answers
9 views

Phone as Bluetooth card for my computer [duplicate]

How can I use my Android phone like a Bluetooth card for my computer? I plan to give my computer the ability to connect with my Bluetooth headset using the mobile phones Bluetooth capability. Is ...
4
votes
3answers
23k views

How to use an Android device as bluetooth USB dongle?

Is there a way to use my android device as a bluetooth USB dongle without rooting it?
0
votes
1answer
331 views

i still can't connect gt-s5360 Samsung phone to windows 7 PC [duplicate]

i still can't connect gt-s5360 Samsung phone to windows 7 PC but it charging i can't get "connect to pc" option and i can connect another Samsung phone to PC with same usb cable
0
votes
2answers
235 views

USB Android Debbugging, I've tried everything I can think of

I've been struggling for the past 3 days with trying to get started with USB debugging for android apps. Currently, my phone is not being recognized by my computer at all. Here is what I have already ...
1
vote
3answers
2k views

Sony Xperia U with my Windows XP laptop

I have Windows XP and every time I connect my Xperia U, the computer thinks it a camera. I think it's a driver problem so I found the drivers on the Sony Website, but I'm not sure how to install them? ...
1
vote
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 ...
0
votes
0answers
182 views

Android File Transfer not working

I have a Samsung Galaxy SIII. I can connect it to my computer via a USB cable. Android File Transfer then opens. It lets me transfer files onto the device, but drag-and-dropping files from the device ...
0
votes
0answers
72 views

Can an Android device be used as a remote framebuffer?

I have an old HD2 a friend donated to me, which I recently flashed to a custom 4.4 (rooted) build. Since the device is old, not used for cell service, I was wondering if it could be used as a "remote ...
0
votes
0answers
184 views

Connect headset via micro USB input

Is there any possible way to run a headset that have micro USB output to connect to a Android LG phone by micro USB input?
28
votes
8answers
50k views

Why is charging from computer using USB slower than using an outlet?

And what is roughly the ratio of the charging speed in USB vs charger? My phone is Samsung Galaxy S, if that matters.
1
vote
2answers
5k views

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

I am using GT-I8262 (Galaxy Core) android 4.1 does it support OTG?
1
vote
1answer
129 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 ...
1
vote
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?
0
votes
0answers
13 views

Connect to USB printer and charge tablet at same time [duplicate]

To connect a USB printer to my Android tablet I'd use a cable like one of the two shown below But this means that my only USB port on the tablet is gone and the device won't charge. What's the ...
0
votes
0answers
284 views

External keyboard, missing physical keyboard section in settings

I have just bought usb keyboard for my galaxy tab 3 8.0 with android 4.4.2 Keyboard is working well, device automatically detects it and i can type quite all right with it, however for my purposes I ...