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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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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1answer
676 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 ...
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1answer
2k views

Android Studio doesn't detect my LG G Stylo

Thanks to help from this group, I was able to turn on USB debugging on my LG G Stylo phone. Now When I plug it in, Windows 8 detects it. Thing pops up asking me to choose what happens when the phone ...
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0answers
285 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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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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1answer
142 views

Cannot see phone under 'My Computer'

My Galaxy S3 (running CM11) isn't showing at all under My Computer. The phone is set to MTP. Under my computer the GT-i9300 shows up under 'Unspecified'. When I go into the device properties it shows ...
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0answers
724 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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1answer
668 views

Share Android cell phone network connection over USB OTG to Wifi Android tablet

How do I share my cell phone's network connection with a Wifi tablet? Specifically I'm using a Samsung Galaxy S6 and a Nexus 7. I bought a USB OTG cable. Which end do I plug the USB into, and which ...
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0answers
65 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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4answers
6k views

When I connect via USB (Android to PC), it automatically starts charging. How do I transfer files?

According to what I've read, a 'File Transfer' window should open. Mine just says, 'slow charging'.
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1answer
548 views

USB connection without unlocking screen

i am connecting my phone with USB (using MSC) to my car for listening to the music on the phone's microSD card. It only works, when the screen was unlocked before connecting the phone. Also, when ...
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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
594 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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2answers
17k views

I can't see my device in Android adb list

I have LG G3 with android 5.0 lollipop and I want to connect it to my laptop with windows 8.1 OS (For using unity remote). When I connect my phone I can access to storage but I can't see my device in ...
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0answers
115 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
477 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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0answers
26 views

Alternatives for MTP, PTP and USB Storage regarding data transfer in Android 4.x.x and 5.0 [duplicate]

It has been known that USB Storage functionality was removed in Android 4.4.x and subsequent version of Android. PTP doesn't work very well on cross-platforms, not to mention it restricts files to ...
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1answer
31 views

How to know which Dock Connector my Galaxy S2 has?

There are several revisions for Dock Connects/Charging Ports per model. I would like to know if there is a way to find which revision is installed on my phone without opening the device. If that's ...
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0answers
149 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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0answers
561 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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1answer
7k views

Pictures and videos disappear from my gallery after connecting via USB

All my picture and videos (whatsapp and DCIM) are gone from my gallery after connecting my phone (Samsung Note Edge) to my computer via USB cable and till now I cannot retrieve them. All my pictures ...
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2answers
3k views

Mirroring PC screen to android via USB

There seems to be slight variations of this question that have been asked to no avail, but is there a way to mirror my pc desktop to my android device STRICTLY using a USB cable? I've seen may ...
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0answers
476 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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1answer
154 views

Win8.1 doesn't see Android device?

Not sure why, but even though my Android is connected, charging, and set to Media Device mode, Win8 will not even notice it. Any advice? Ask any questions necessary. It's an Moto X 2nd gen KitKat and ...
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2answers
6k views

Switching HTC ONE M8 into PTP mode

I was wondering is it possible to enable PTP mode on the HTC ONE M8. I want it to work with photo software like iPhoto so I want to enable PTP MODE. I have looked in the setting but can't find ...
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1answer
275 views

Auto-mount microSD when plugging phone to computer with USB

In short: How to automatically mount the microSD-card as a storage drive when I plug the phone to computer? When I want to connect my Android 2.3.6 phone (with USB cable) to computer (Windows 7 / ...
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1answer
174 views

My laptop cant detect my nexus7

My laptop used to detect my nexus7 tablet but for some reason its stopped detecting it. Any way to try and get it to start detecting it again?
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1answer
230 views

How to use an external sd card and recharge the battery at the same time

I'm an happy owner of the tablet nexus 10. It is very good. Some time ago I've bought the leef connector because I want to use an external sd card : as you can see from the picture,there is a ...
2
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2answers
807 views

S4 won't connect with usb AND broken screen. Need files from phone

My S4 will not connect to my computer when plugged in using the correct samsung cord AND the screen is shattered. How can I load the files from the phone? Remove the hard drive from the phone maybe ...
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1answer
1k views

Android restarts when I press “Turn on USB storage” button

I have a tablet with android 4.2.2 installed on it. I was able to connect this tablet to my laptop before, but recently when I press the Turn on USB storage button, android restarts! My laptop op is ...
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2answers
2k views

S5 Not Getting Detected On Laptop

so I just got my phone today and had it unlocked. So- it got rooted. I don't think that's the problem though. Anyway I tried to connect it to my laptop and HAZZAH- Nothing happened. It didn't get ...
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1answer
257 views

how to disconnect asus usb connection from eclipse

im a beginner in android apps mobile. i already launch it in my phone asus T00Q, but i have problem to disconnect the usb from eclipse. some said we should put the mode on charging mode and not Media ...
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0answers
2k 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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1answer
1k views

No USB Storage Mode on GalaxyNexus running 4.2.2

I have a GalaxyNexus running Android 4.2.2 I just want to quickly backup some data files to my PC. I'm pretty sure I've done this many times before, but I guess not on this phone. I have the Android ...
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1answer
170 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 ...
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1answer
954 views

How can I access multiple user spaces from adb?

I am running KitKat on a tablet with two users: primary (owner) and secondary. I need to access a file generated by an app of the secondary user. When I plug the tablet into my (Ubuntu) desktop via ...
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3answers
1k views

unable to connect my mobile and computer with usb

when I plug the phone in via USB, the phone beeps, I get a lightning bolt on my battery, but that's it. There are no USB options in the pull-down status bar, and the PC does not recognize that a ...
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1answer
52 views

Downloads from my mobile not appearing on computer - Samsung Galaxy

I have connected my mobile (Samsung galaxy) with my HP laptop (Windows 7) and clicked "Open device to view files". I click "Downloads" - that is, what I have downloaded on my mobile - then "videos". ...
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3answers
13k views

Phone doesn't start. USB Debug is off, can't connect pc for recovery

I have a Huawei Ideos X5 phone. It is rooted. When I took the battery out and restarted it the other day, it didn't open: the device starts, shows the "Ice Cream Sandwich" logo – and there it stays (...
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0answers
382 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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1answer
161 views

PC crashes when I tranfer files from Nexus4

I have a problem with my Nexus4 stock. When I connect the smartphone to the pc (both Linux and windows) and I try to transfer files (video and photo) it copy few Mb then it gives me an error and the ...
0
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1answer
470 views

Way to access Samsung Galaxy S4 as USB device without Rooting the phone

How I can connect my Samsung Galaxy S4 to my PC as a USB device. I tried the Build Number shortcut and it did not work. Enabling USB debugging does not fix the problem. The reason behind this is to ...
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3answers
74k views

Change MTP/PTP for a Galaxy S4 w/ a Broken Screen

I'm trying to do a complete backup of all data on my Samsung Galaxy S4 before I send it in for repairs. Even though the screen is completely black and does not work (very little touch abilities), I ...
0
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1answer
489 views

Creating USB connector cable using female-female adapter

In order to connect a pen drive to One M8, I tried using a female-female USB adapter with one end connected to my phone via the provided USB cable and a pen drive inserted into the other end.. however ...
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0answers
342 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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1answer
1k views

Note 3 on OSX. Stuck in “Connected as a media device”

I'm studying tutorials on Android development. After struggling to get an AVD running on my system, I'm using my personal cell (A Note 3 on Verizon) to test the small programs I'm writing. I enabled ...
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0answers
443 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
69 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 ...