questions regarding connecting an Android device via USB to e.g. a computer's USB interface

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94
votes
6answers
134k views

How to set up reverse tethering over USB?

My HTC G2 phone is rooted and running Cyanogenmod 7 I don't have a data plan. Sometimes I want to connect the phone to the Internet when there isn't Wi-Fi, to update Market apps, backup SMS messages ...
9
votes
2answers
83k views

My screen got broken, how to see on the computer what I'm doing in my device?

My Android device screen got broken and I can't see what I'm doing. That's the only wrong thing with my device, the rest is apparently working OK. Is there any way to send my device screen to my ...
4
votes
5answers
56k 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 ...
23
votes
4answers
99k views

Can I use my Android device as Wi-Fi Adapter for my PC (i.e. Tethering to PC through USB, but using Wi-Fi not Phone Network)?

I want to use my Android phone to connect a desktop (windows 7) PC to the internet via Wi-Fi (ie, not muching though my Data plan). Is this possible with the various tethering options out there? The ...
1
vote
1answer
756 views

Android 6: connect as camera per default

When I connect an Android 6 phone with my pc via USB, it always connects as "USB for charging". I have to set it to "connect as camera" (PTP) manually (for ADB to work) every time. Can I set a ...
19
votes
8answers
43k 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 ...
15
votes
3answers
10k views

Are Android chargers universal in terms of power (Voltage, amperage)?

I would like to buy a car charger, wall charger and USB cables for my Samsung Intercept. However, $20 for a charger seems expensive and I want to avoid getting ripped off. The Samsung Intercept Manual ...
30
votes
9answers
77k 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.
18
votes
9answers
190k views

“MTP USB Device” driver error (screenshot) when connecting my Galaxy S to my PC in Kies mode — How can I resolve this problem?

I always got this error when trying to connect my Galaxy S to my PC in Kies mode. I can connect it as "Mass storage" with no problem. But I need to connect with Kies mode to get 2.2 (froyo), but I ...
15
votes
5answers
16k 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, link2)...
5
votes
4answers
6k views

Linux fails to mount Android device in USB MSC mode

I wish to mount my Sony Xperia ST21i (Android 4.0.4) under Linux (Debian) via USB. However, I get this error: # mount /dev/sdb /mnt mount: no medium found on /dev/sdb What I did so far: On the ...
24
votes
4answers
19k views

What is USB debugging? Can I keep it ON forever?

Sometimes I need to transfer some music from my PC to my Galaxy S2 and must always activate USB debugging. Then I think, can I keep it ON forever? I mean, Keep it ON for ever can give me a problem (...
21
votes
8answers
143k 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 ...
4
votes
2answers
2k 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
305 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 etc.(...
46
votes
10answers
81k 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 ...
17
votes
2answers
5k views

Android USB reverse tethering: How to fool the apps

USB reverse tethering = Cellphone gets network connection from PC via USB. I know how to do USB reverse tethering except for one problem: Many Android apps will check network connection using the ...
3
votes
3answers
13k 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 ...
14
votes
0answers
15k views

Use USB as network access for an Android device (reverse tethering)? [duplicate]

Possible Duplicate: How to set up reverse tethering over USB? Note I'm not talking about getting my PC network access through my Android device, I'm talking the opposite. I sit in a dead ...
6
votes
2answers
7k 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 ...
5
votes
3answers
36k 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?
23
votes
2answers
21k views

Can you connect USB devices to an Android phone?

I have an HTC Desire and would like to connect USB devices to it, for example an external USB thumb drive to transfer files or a USB keyboard. Is this at all possible?
12
votes
7answers
1k views

Can I turn my Android device into a webcam?

If so, how? Could it be implemented via a USB, Bluetooth or Wi-Fi connection?
6
votes
5answers
34k views

Android ADB Shell Recovery Mounting

*Question: I need assistance mounting an Android phone's internal data using the Android ADB Shell while the unit is connected via USB and in recovery mode. How do I form a proper mount command? See ...
22
votes
5answers
52k views

What's the difference between “sd card” and “usb storage”?

Under Settings -> Storage, I see entries for both "SD card" and "USB storage". What's the difference? What should I be using each of those for? In addition, how can I control what data goes where? ...
20
votes
16answers
94k views

Samsung Galaxy S3 not connecting via USB

Since about a week, my S3 doesn't connect anymore via usb to any computer. I don't think it's driver related as it was working before and I didn't change anything on the computers. It now runs Jelly ...
8
votes
3answers
103k views

Connect an Android tablet to ethernet

I use tablet with Android in a professional environment and the it department doesn't accept to install wifi. My tablet need to synchronise with CSV file on a LAN share. I'm looking for solutions. ...
5
votes
1answer
3k views

ICS and support for gamepad/controller devices

I own an Asus Transformer TF101 and finally the official upgrade to ICS has been released. I remember some ICS video previews where they said that ICS would have native support for gamepad/...
5
votes
2answers
22k views

Problem connecting Nexus 7 as mass storage device on Windows 7

I have an Asus Nexus 7 tablet, and was trying to connecting it in MTP (Media Transfer Protocol) mode to my Samsung Series 5 laptop running Windows 7 SP1 Home Premium Edition. I have a bunch of Android ...
7
votes
7answers
32k views

How do I get my phone to connect the internal SD by USB?

I recently rooted and upgraded my Samsung Galaxy S2 to version 4, ICS. Since doing so, when I connect my device by USB to my Ubuntu computer, only the 12GB internal storage shows up on my desktop and ...
6
votes
3answers
28k 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.
4
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 ...
4
votes
4answers
15k views

Why does my Samsung GT-i9000 not detect USB connectivity (not a driver problem)?

I have made several searches across many boards but failed at finding a solution for my problem yet, even though it's been reported by some. My phone was working fine for about a month, I was using ...
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 ...
1
vote
1answer
675 views

How to know if phone has been connected via USB? (connection log on the phone?)

I'm trying to find out if someone has connected the Android phone (Samsung Note 4) to the PC via USB. Is there a log somewhere on the device showing the timestamp of connection? Preferably without ...
8
votes
2answers
762 views

Other manufacturer's USB data cable for charging?

Is there any harm in using a USB data cable of any other phone (say LG) for charging up a Nexus S? "Any harm" here means will it adversely effect my battery life or the Nexus S device in any way?
4
votes
6answers
43k 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. ...
3
votes
5answers
80k 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 ...
0
votes
1answer
342 views

USB Connection Not Working After Recent AT&T Update on Galaxy S3

I found I failed to transfer pics in galaxy to my computer using USB connection after my recent AT&T update. I chose settings->network->more network. And there is an option to tethering via USB ...
8
votes
2answers
28k views

Is it possible to boot an Android phone from a USB drive?

Is there any way to boot an Android phone* from a bus-powered USB drive**? If so, what are the steps to achieve this? * E.g. one with USB OTG functionality. ** E.g. a flash drive.
29
votes
3answers
4k views

Android phone “charging slowly”: How to make it faster

When I put my Android device to charge, the lock screen says "Charging slowly": Is it a particular software setting that tells Android to charge slowly? How to make Android charge fast?
11
votes
6answers
5k views

Stream Sound from Ubuntu to Android

I got tired of replugging my headset between a desktop and Android when someone calls me. Is there a way to stream sound from Ubuntu (I use Pulseaudio) to Android phone over wifi or usb?
7
votes
2answers
1k views

Optimal Linux Distro to Install to SD card to use as USB-Bootloader for PC?

Many people install Linux-based distros on USB drives to use for, largely, basic PC troubleshooting. Has anyone tried installing such a thing on their Android phone's SD card? That way instead of ...
21
votes
6answers
233k views

Unable to connect Galaxy S3 to PC via USB

I've had my Galaxy S3 for a few months now, and have always been able to connect to my PC via USB. A few days ago, it suddenly stopped working. I've found many other Android.SE threads, but none have ...
12
votes
11answers
109k views

Galaxy S3 is unable to transfer files over USB: “USB device not recognized”

I have Galaxy S3 with baseband version I9300XXLFB and I'm having problems when it is connected to the PC. I cannot transfer or retrieve any files or data over USB. When I plug it in to my PC, it ...
5
votes
6answers
59k views

Why doesn't my Samsung Galaxy S communicate via USB?

I discovered today that I cannot connect my PC with Samsung GT-I9000 any more: when I plug in the microUSB cable, nothing happens other than that the phone starts to charge. Earlier I got to see ...
6
votes
5answers
47k views

Any success with external microphones for Android phones or tablets?

What's the best way to record a video with high quality audio? Specifically, this is for a presentation where a microphone could be placed by the speaker. I know that an app that records with the ...
4
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 ...
4
votes
3answers
384 views

What is the standard voltage and current levels for an android battery?

I am using Micromax Canvas Nitro A310; recently, I bought a new USB cable and it seems its not doing the job as required. My phone is not getting charged as it was before. Either it takes too long ...
2
votes
3answers
372 views

Can I attach a USB mic to any Android phone?

Can I attach a USB mic to any Android phone? Which one? I am asking since I need to be able to shoot video with sound clear of noise. Hence, I need the phone to shoot good video quality as well(...