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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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 ...
3
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0answers
1k views

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 ...
3
votes
0answers
821 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 ...
2
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0answers
382 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 ...
2
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0answers
565 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
227 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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0answers
18 views

How to make my car realize my phone's system sounds aren't music?

I recently got a new BlackBerry Priv, and it works pretty well so far, but when I plugged it into my car's USB port to recharge, I ran into an unpleasant surprise: the entertainment system (Ford Sync) ...
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0answers
139 views

USB connection options won't show in the status bar

I have a blu studio 5.5.s phone. When I hook it up to the computer with my usb cord it doesn't show up on the computer or show that it's connected in the status bar. It stays in charge mode and I ...
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172 views

Cubot X9 does not turn on after update, also not recognised by computer (unknown device in Device Manager)

I have Cubot X9, ordered from China. after the update it gave me an error. The phone restarts, but I cannot enter recovery mode. I tried to flash new ROM, but it gave an error. Now nothing works, and ...
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258 views

how to re-enable Media Device (MTP) for USB PC Connection Samsung Galaxy s2

I cant connect my phone the normal way it used to be on PCs where i used SU command on ADB shell to access system files of my phone. I'm just guessing that the phone is storing the identity of the PC ...
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0answers
87 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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0answers
2k 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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0answers
340 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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0answers
436 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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0answers
882 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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0answers
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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0answers
483 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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0answers
238 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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0answers
240 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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0answers
662 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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0answers
867 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 ...
0
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0answers
44 views

Samsung S6 phone updated, now my computer doesn't recognize it via USB

My Samsung S6 just forced me to update to Marshmallow, and now when I plug it into my PC via USB cable, my PC doesn't recognize it as a storage device (which means adb doesn't recognize it and I can't ...
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0answers
29 views

Is it unnecessary to unmount twice?

My Android 4.0.4 tablet (Onyx Boox i86) mounts the internal and external SD cards as real read/write drives (not MTP) on my computer. In order to do this it goes into "USB mode" where the tablet's OS ...
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0answers
11 views

Backup from internal folders to Ubuntu 14.04 not working

I'm trying to copy my files (photos, downloaded files, etc) from the internal memory to the SD card or to my Ubuntu 14.04 (see the previous question here). In the Android (4.4) "Xperia Connectivity" ...
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0answers
43 views

mac: usb android file transfer suddenly stopped working

File transfer and photo transfer between mac and android did work fine for me. suddenly iphoto didn't download photos. an update was installed but still no transfer. now I have tried with android file ...
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0answers
74 views

Huawei P8 discovered by windows 10 when in fastboot&rescue mode, but not when phone is in normal use

The past few days i've suddenly had problems connecting my Huawei P8 to my windows 10 pc (and my laptop running windows 7). I've got both hisuite and adb, but when i connect my phone by usb, nothing ...
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0answers
76 views

Device descriptor request failed (Code 45)

I'm about to go crazy about this. I can't get my computer recognize my Nexus 4 (which is running CyanogenMod 13, Android 6.0.1). The phone doesn't show anything when I connect it to PC (it just says ...
0
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0answers
54 views

Connect to Computer Option Disabled

For some reason the option to conect to computer is disabled. And im connecting my tablet to my computer using USB. Note: I have Developers Option on, as well as USB Debugging. Here is a screenshot:
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35 views

Can't get Cyanogenmod 11 HP Touchpad into UMS mode for forensic image creation?

I am trying to make a forensic image of a Cyanogenmod 11 HP Touchpad in AccessData FTK Imager, running on my Windows 7 laptop. The main issue is that I cannot get the Touchpad to mount as a drive that ...
0
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0answers
289 views

Can't switch phone out of Charge Only USB mode

I'm running CyanogenMod 12.1, Android 5.1.1. Connecting the phone to a PC with 2 different known good USB cables results in the phone only charging and not offering the USB mode dialog/notification. ...
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0answers
40 views

LG G pad x8.3 USB to ethernet?

Is the g pad x8.3 capable of using a a USB to ethernet adapter? I have a gigaware adapter now and it doesn't work Does this tablet not have driver info or Do I have the wrong adapter? Is it ...
0
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0answers
81 views

How do I get my lollipop tablet to communicate with my win 7 laptop?

When I attach my win 7 laptop to my lollipop android tablet via USB, nothing happens. I have googled and found various posts suggesting that I have to load the proper device drivers. However: 1. I am ...
0
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0answers
118 views

Is there a way to remove all other USB options except charging?

Is there a way to disable MTP/PTP and all other USB options except Charging option from the Android system? I'm using LG G4 beat, Android 5.1.1 and i want to remove it for my new ROM that i working ...
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0answers
38 views

How do I get files from my USB to my Nexus 10 and vice versa?

So, I have some videos on my USB drive that I would like to watch on my Nexus 10, but I do not know of a way other than using an online file storage site with an app equivalent (such as Dropbox or ...
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0answers
650 views

Change USB connection mode from PTP to MTP when screen is broken

A friend gave me their Samsung Galaxy S4 I9500 because the screen is broken and black (does not display anything). So now I want to control the device from my PC. The USB connection mode is set to PTP ...
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0answers
122 views

Set proxy settings in Android for a Shared USB Connection

I'm trying to share my Ethernet connection with my mobile in order to connect my mobile phone to the organization network. I'm connecting and sharing the connection between my computer and my mobile ...
0
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0answers
693 views

Samsung Galaxy S6 no MTP,PTP connection error

I am having trouble with my device when connecting it through usb. My device registers through odin in download mode but that's it. When i connect it to my pc my phone just notifies me that its ...
0
votes
0answers
321 views

Huawei P7 can't connect to PC

I have installed Hi Suite to my PC but my phone does not connect when I plug in the USB cable. I took my phone to tech support and when they connected on their side there were no issues. The PC ...
0
votes
0answers
1k views

Problem with connecting Honor 7 to Windows 10 PC?

I have installed HiSuite on Windows 10. I have enabled Developper debugging, and in the setting of de developers, enabled USB-troubleshooting detection. I can see that there is a connection between ...
0
votes
0answers
275 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 ...
0
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0answers
668 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 ...
0
votes
0answers
64 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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27 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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73 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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0answers
29 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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0answers
575 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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0answers
105 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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0answers
465 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 ...