An Android device can be connected to a computer via USB using different connection modes such as "MTP" or "USB Mass Storage". If you have issues with those, this is the right tag to use.

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Samsung Galaxy S2 no usb connection

My Galaxy S2 decided that he would connect to PC anymore. The things that I tried: with 3 cables. on 4 computers. cache partition clean. restore to factory defaults. clean the micro USB port with ...
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2k views

Why is there no visible option for USB INTERNET in WIRELESS & NETWORK SETTINGS on my Nexus 5?

I own a Nexus 5 with Android KitKat 4.4.2. I have been trying to do reverse tethering without root as is supposedly possible from SETTINGS -> WIRELESS & NETWORKS -> MORE -> USB INTERNET. But I ...
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333 views

How can I troubleshoot MTP on my Galaxy Nexus

My Galaxy Nexus 4.2.2 won't show up as a MTP device anymore. It looks like the phone is the problem, I want to debug the problem from that end. Like many before me, I tried everything, and then some ...
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527 views

Samsung Galaxy S 2 new software won't connect via USB with Mac?

My Samsung Galaxy S 2 just got updated software over the weekend and now it's completely different to use. I've nutted out most of it but it is no longer recognised by my laptop and I can't share or ...
2
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0answers
723 views

LG-P870 USB not detected in Windows 7

I'm trying to connect my LG-P870 to my laptop running Windows 7, so I can drop some music and contacts onto it. My software version is P87010i. I installed the USB driver (tried two versions) as ...
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218 views

How can I automatically set up Android as USB storage only when connected to my PC?

How can I set up Android to automatically act as USB storage only when connected to my computer (or other "known" devices), without asking additional questions? I want to have those questions on other ...
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309 views

How do I enable MTP on S4 with Lollipop

I have a Samsung Galaxy S4 running Android 5.0.1. I don't know the last time I tried accessing the phone with my computer but it worked using MTP. Now I struggle enabling MTP. The phone prompt ...
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277 views

Samsung Galaxy S4 USB Screen Lock Error

I have no idea what happened, but the last few times I have connected my Galaxy S4 to my Mac OSX to try and transfer music files (or any files for that matter) I get the message "can't access device ...
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257 views

Permanently set USB connection mode

My phones touchscreen has been gradually failing for a few months, so before it dies completely I rooted it and installed Webkey so I can control it via a browser. Of course that requires the wifi to ...
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739 views

HTC reverse tethering 4.1

with Android 4.0 everything was fine, but after upgrading to 4.1 I can no longer activate reverse tethering successfuly. Phone: HTC Desire X with 4.1 upgrade Root: no and don't want to PC: ...
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1k views

My Samsung galaxy ace duos s6802 not getting detected in downloading mode.Drivers are fine Kies installed

I have tried My Samsung Galaxy 3 (GT-i5801) is not being detected by my PC -- What should I do? But when I dial *#7284# there is no option to change mode from PDA to Modem or Modem to PDA. Is there ...
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438 views

How can show android tablet as a external storage to PC?

I want to send files to android tablet with a application from PC. - I can send files directly to tablet (2.3 android OS) PC see it as a external usb drive. - But i can't send files to tablet (4.2 ...
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951 views

Trying to go into Download mode, but goes to Recovery mode instead

Device: Samsung Galaxy S4 Android: 4.2.2 I can't get into Download mode. I have tried many options like removing battery solution, pressing Vol Down+Home+Power. I always get into Recovery mode.
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178 views

Ejecting a device connected via Android File Transfer

I recently upgraded from a device running Android 2.3 to 4.2. On my 2.3 device, I could use USB Connection Mode to automatically mount the device on OSX. When I first connected my 4.2 device, I was ...
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231 views

Connection between Ubuntu and Nexus 7 does not work well

Following the instruction in http://forum.xda-developers.com/showthread.php?t=2004182 (I also see many other similar guides online) The above method, shortly, is editing the file (Do not follow the ...
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0answers
3k views

Can't USB connect my Motorola Razr to Linux Fedora 16

I was trying to connect my Droid Razr to my laptop (Linux Fedora 16) using the USB cable that came with it. I was hoping that it be mounted on the file system just like a thumb drive but it never ...
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595 views

sd card keeps getting unmounted when htc sensation is being charged

i have an htc sensation and it keeps saying that the sd card has been removed when its still in the phone. it will also say that the sd card has unmounted when it is charging What is going on?
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5k views

Samsung galaxy s3 driver problem on win7 ult 64 bit machine

The Driver Problem. When I install the drivers and restart my system it will not pick them up, I have tried USB debug mode and normal mode it still won’t work. Even multiple installs of ...
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831 views

PTP (“connect as camera”) no longer working after update

After updating my Samsung Galaxy Nexus to Jelly Bean, PTP no longer works: When I connect the phone via USB to my MacBook Pro and enable PTP on the phone, it does connect properly as a camera device ...
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19 views

best way to change files in system partition from a PC (no root)

What is the best way to access the via USB the system partition of a Android device (not rooted)... Through Windows, directly or via ADB Or through Linux, via ADB, direct with console or with shell ...
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70 views

Odin3 fails to root Galaxy Note Pro 12.2 SM-P900

Recently i has bought Samsung Galaxy Note Pro SM-P900 tabled with Android 4.4.2 on board. Tablet shows build number as KOTH49.P900XXUANI1, and i could'not root it with Odin3 i've found in Internet ...
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125 views

PC not detecting Samsung Galaxy Light SGH-T399

I just bought a used Samsung Galaxy Light SGH-T399N. When i connect it to PC, it is not detecting my cell phone, even after installing the Samsung mobile devices driver the window shows usb icon in ...
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52 views

Connect phone to PC

Am using samsung galaxy s GT - I9003. I have a broken display so that my touch wont work. I have to take backup of Internal storage. I tried to connect via USB. But i need to press Connect to PC ...
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11 views

android tv usb -pc

I have an android tv device with hd out (i have no hd tv) and want to use it for a wireless webcam (usb webcam into android). My question is how to connect with usb to pc to see/control for setup? ...
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42 views

change connection mode on Galaxy S4 when screen is broken

Screen is broken, phone is locked. Connection mode was set to charge, so neither Kies nor SmartSwitch will detect the device in order to download data. Can the connection mode be changed from the PC?
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27 views

External card is not showing after turn on USB

Hello all I have a Intex aquat2 model android phone. Now I am showing a problem with it that is when I connect it by USB there external card is not showing. Plz give me solution for it.
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199 views

Cannot enable USB mass storage (UMS) after changing internal SD card to emulated

After I changed internal SD card to emulated (previous was on it's own partition) I cannot enable USB mass storage of internal card. I got inspired by section "Emulated primary only (like Nexus 4)" in ...
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79 views

nexus 7 charging and connecting to pc but cant see usb flash disk

OK, this is driving me insane. I have nexus 7 2013 and it charges fine and connects to the PC fine but does not see the USB flash disk. The USB flash disk has a mini USB port and a standard USB port ...
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53 views

Samsung Galaxy S3 shows up in Device Manager but not in Explorer

I'm trying to connect my Galaxy S3 to my computer so I could transfer some files, but my computer doesn't seem to be recognizing it. I've already followed instructions found here about putting the ...
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309 views

Unable to mount USB Storage of ECOO E04 Plus Android device in Ubuntu

I have two phones. Ecoo E04 Plus and MLAiS M52. Both running Kitkat 4.4.4. Both phones configured the same wrt USB connect mode (USB Storage). Both have USB debugging off. When I connect the ...
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18 views

how to get projection of android one from vga projector

how to get projection of an android one mobile phone (dream uno of Spice mobile company of INdia) http://www.spicesmartphones.com/Dream-UNO-Mi-498 on projection screen through a SANYO ( Sanyo ...
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62 views

How to batch delete files in several folders on Nexus 9

On a Nexus 9, using bookshelf with fbreader, I have copied lots of folders from Calibre on a PC to Books folder. Each folder contains a metadata.opf file which the bookshelf for some reason considers ...
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159 views

How to connect 2 android phones via usb cable, to transmit video data between them

I want to connect 2 android phones via usb cable, and transmit video data between them. Does anyone know of an off-the-shelf method? Or does it require specific programming via the Android SDK?
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109 views

Virus Infected Android Device Huawei Y600 cleaned but cant see folders

Recently I tried to copy some document to my android from a computer which was infected with virus (the virus which turns everything into many shortcuts). I cleaned it up by using Bitdefender which is ...
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253 views

Smartphone (LG 4X HD) usb connection problem

I have an LG 4X HD that I usually connect to the pc via usb. I have Windows 8.1. Till yesterday, when I connected it via usb, the phone always asked me the type of USB connection (only charges, media ...
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30 views

Trying to get my HTC to connect to my computer, but it keeps saying I removed my microSD card

Just as the title says, trying to connect my HTC to my computer, and whenever I restart my phone, it reads my MicroSD card just fine. I go into my settings, set my Connect to PC as Disk Drive, and ...
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296 views

problem with connecting my moto g2 to pc

I am using moto g2 lolipop.I was unable to connect to my pc(win8) using usb.The phone was getting charged but the device was not shown as connected in mycomputer devices. I have even installed ...
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246 views

Stuck in USB Charge, cannot change back to MTP

I've got a Motorola Photon Q running Android 4.1.2 A week ago, I was at work, and I needed to charge my phone. I plugged into one of the office computers, but I switched the USB option to 'charge ...
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281 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 ...
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0answers
1k views

Need to mount htc one m7 as usb mass storage

So I have read that android have removed the ability to use an android as a usb drive. I've read all the posts about how MTP is soooo much better. But unfortunately, in my case, none of this means ...
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86 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 ...
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72 views

PC not detecting my Tablet

My Samsung Galaxy Note 2014 can enter Odin and get detected, but when it comes to transferring files. Connecting it to my pc only functions as a charger. Any fix for this?
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0answers
153 views

Windows 7 fails to see my Samsung I9300 Galaxy S III

I use Windows 7 SP1 x64 Ultimate and a Samsung I9300 Galaxy S III (rooted Android 4.1.2). When I plug the phone to the computer's USB port, I can't access the phone through Windows Explorer. I ...
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0answers
164 views

Control Mobile via pc using USB (No URL Control)

I want to control the mobile via pc using usb cable, I found out lot many solution like Droid@Screen & AndroidScreenMonitor etc., but this is an one way communication am not able to control from ...
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57 views

Computer - Android Devise discovered [SGH-I747M] but 0 items in folder?

I suddenly started having this error where when plugging my android devise to my PC the computer would recognize the devise but there would be Blank USB Storage even though there is 7GB of storage ...
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116 views

Android phone USB connection

I Have just had a Kenwood DDX4250 head unit fitted by a recommendation. It will not recognize my Samsung Galaxy S3 connected by the USB. It will connect by Bluetooth. I was told I would be able to run ...
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38 views

Rockhip Tablet USB function

I have a generic RK 2906 Tablet and I've been flashing different ROMs, Unfortunately I flashed something, not a ROM from the android tool folder. The tablet screen is not working anymore, and my ...
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0answers
207 views

USB connection has “Mass Storage” grayed out

I have a tablet which runs on Android 4.0.4. I want to mount it as mass storage device to transfer PDF files. However, the "Mass storage" option is grayed out. The Camera (PTP) transfer mode is ...
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0answers
61 views

Why do I have trouble seeing files from Windows?

I have a Nook HD+ with kivy installed. When I connect the device with USB I can use Windows Explorer to see the directories and copy files to the Nook. But the log files it generates don't show up in ...
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537 views

Keeping Galaxy Note 2 Connected As Installer

I have been playing around and making my own app and I have run into some difficulty. I have the Galaxy Note 2 right now running Android 4.3 (Main phone connected to Verizon) I also have a Galaxy ...