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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1answer
30 views

Phone no longer sees computer connected

Even yesterday afternoon I was being annoyed by Android File Transfer reopening lots of times while the phone was USB connected to my computer. This morning, all of a sudden, my phone seems to not ...
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 ...
-1
votes
0answers
32 views

Android Marshmallow usb problem moto g2

My moto g2 is not being detected via USB when I connect it to my PC. It still charges however. Its not getting recognized since i have done marshmallow update. i have even enabled MTP in developer ...
0
votes
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 ...
0
votes
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 ...
1
vote
1answer
82 views

Access to Android phone's SD card from PC, without USB

This question is classical: how to access the phone's SD card from PC? Of course USB works very well, but I'm looking for a wireless solution. I've already tried various apps and solutions, but very ...
0
votes
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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votes
1answer
57 views

Connecting Android phone to OSX mac computer

I've had trouble connecting my android (The Nextbit Robin) to my computer. I am pretty sure it's an Android 6.0 issue. I have been able to get it to work by enabling USB debugging and selecting MTP on ...
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votes
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 ...
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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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0answers
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 ...
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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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votes
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 ...
1
vote
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) ...
0
votes
3answers
107 views

How do i connect my Galaxy S3 to my computer?

I Have tried everything i can find to connect my galaxy S3 to my computer, I have used different cables, and Different ports on my computer. My phone will connect to other computers just fine, but on ...
0
votes
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 ...
1
vote
1answer
525 views

How to disable MTP and PTP file sharing via USB on Android 5?

For privacy and security reasons I'd like to disable MTP and PTP on my phone. I recently plugged my phone into an inflight entertainment system to charge it, and was surprised to see that the status ...
1
vote
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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vote
0answers
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 ...
13
votes
3answers
26k views

SD card not showing files when connected to pc

When my phone MOTOROLA G3(2015) is updated to Marshmallow, its not showing files when connected to PC. While connecting, it shows options as charing only, PTP, MTP, MIDI. When I select MTP, it shows ...
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votes
2answers
1k views

Galaxy Note 5 not connecting to PC

My Galaxy note 5 is not connecting to my PC, it is charging, but never shows up on the PC. can this be fixed?
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2answers
1k views

How to connect Samsung J7 via USB but disable charging?

I would like to know if is it possible to connect my smartphone to a pc via USB without charging it? It would be very useful to be able to disable charging (but still allow USB tethering, ADB ...
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vote
0answers
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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vote
1answer
787 views

my P8 (Android Lollipop) can't be recognized by my PC (Windows10)

I'm the owner of a Huawei P8. At the beginning the phone was recognized by my PC as a second hard disk but lately I touched something (I don't remember what). Now, when connected to the PC, the phone ...
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votes
2answers
120 views

(Why) does Android connected to Mac not just behave as a normal USB drive?

When I connect my Android (Galaxy S5) phone to a Windows computer, I can browse the phone storage just like any USB/external drive. That's not the case on Mac. There I need to install Android File ...
5
votes
2answers
1k views

Default USB MTP for Android 6.0

I would like to have MTP selected by default (instead of charging) when I plug an Android 6.0.x device to a PC through a USB cable. What should I add or modify in the build.prop file of my rooted ...
3
votes
1answer
75 views

How to use android device as display or terminal?

I want to use an android phone as a USB terminal/display for a headless system. The ideal user experiece would be: Plug phone to the usb port. System starts sending status info, phone displays it. ...
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votes
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 ...
3
votes
1answer
335 views

“adb devices” gives “no permission” when on charge-only

I've just updated my LG Optimus 4X HD from the latest stock ROM (4.1) to CM11 (Android 4.4). Access via ADB is only possible when either MTP or PTP are enabled; if I disable both, I only get: $ adb ...
0
votes
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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vote
1answer
721 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 ...
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votes
0answers
649 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 ...
0
votes
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
votes
1answer
67 views

How does the Linux filesystem on Android get mapped to “Computer\PhoneName\Phone” on Windows 7?

I am trying to figure out, when I use adb shell I see a filesystem with directories such as /storage/emulated/0. When I connect my Android phone to Windows 7 I see something like the following folder: ...
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 ...
2
votes
0answers
340 views

Browse file system from PC in marshmallow [duplicate]

I have a LG Nexus 5 with android marshmallow OS. I used to be able to connect my phone to a PC running Windows 10 with USB cable and browse the files from the PC's file explorer. Ever since I upgraded ...
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 ...
1
vote
2answers
971 views

No USB connection mode available; PC shows the error: “USB device not recognized”

My Huawei Honor 7 is unable to be detected by my computer. Whenever I plug it in, my computer shows the error USB device not recognized. My phone automatically starts charging but there are no ...
7
votes
4answers
55k views

Marshmallow USB connection type

I just flashed the Android 6 Image to my Nexus 7 (2013) LTE a few minutes ago. It was a clean flash, so I copied my files over to my PC. When I plugged it in after it booted, Windows detects it, ...
0
votes
1answer
1k views

Android 5.0.2: Windows 10 does not recognize it in USB storage mode

I bought Prestigio MultiPhone 3504 Muze with Android 5.0.2. When I connect it to my PC with Windows 10 installed, I can't find the device in explorer. How to connect my phone to PC?
0
votes
1answer
1k views

Nexus 6 Not Showing up in “My Computer” or ADB with Debug Mode Enabled

I use my Nexus 6 for the purposes of developing Android apps, and I have been using my laptop along with my phone to write and test the apps. In the past, I have never had any issues with connecting ...
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
1answer
373 views

Galaxy s4 charges but cannot be detected as usb device

When i connect the phone neither phone alerts it is connected nor pc recognizes as usb device. On linux when i try lsblk command i cannot see the phone either . This is not a linux specific problem ...
0
votes
1answer
44 views

Turning my mobile into wifi hotspot using computer connection?

I know that my mobile can turn into a hotspot using a configuration option. I know that my PC can use my mobile internet through the usb cable. But is the other way possible ? Can my mobile use my PC ...
0
votes
1answer
126 views

Usb connection malfunction

I had samsung galaxy tab 10.1 gt-p7510 wifi only version. couple of weeks back, my tab couldn't connect to my pc or any other PC I've tried on. It says the Usb connection malfunctioned and is not ...
1
vote
1answer
184 views

USB memory stick undetected by Samsung Galaxy G5 Mini

According to this video on YouTube, I should be able to connect a USB memory stick directly to my Samsung G5 Mini, and the phone should automatically detect it. But if I try this with a USB 2 memory ...
0
votes
0answers
33 views

How to use PC internet in to android phone using usb cable [duplicate]

I want to use my PC broad band Internet in my android device using USB cable because my pc has not any Fifi or blue-tooth so I want to connect with standard USB cable and Used my pc Internet. if any ...
1
vote
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 ...
1
vote
1answer
597 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 ...