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

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4
votes
1answer
138 views

Why do charging rates differ for similar spec USB power adaptors?

I've been experimenting with using USB power adaptors other than the one supplied with the Android tablet and I'm struggling to understand why adaptors of a similar spec to the original are charging ...
1
vote
1answer
107 views

Is it possible to use external hard drives with USB OTG?

On some sources I have read that it is impossible to use external hard drives over USB OTG. Is it really impossible? Isn't there some kind of workaround? Update: Apparently ES file explorer can see ...
3
votes
0answers
87 views

Mount external USB drive as read-only, without root

If I wish to visit someone and bring with me my phone, chromecast or miracast, and an external USB drive, to show pictures and home videos, I want to do that without risking clobbering up my external ...
0
votes
1answer
105 views

Are OEM USB drivers needed for developing Android apps on Windows 10? [closed]

On Linux, to develop an Android app there are no USB drivers needed. Regardless of whether android device comes from most popular or totally unknown hardware make, it just works. On Windows in turn, ...
0
votes
0answers
109 views

how to link two computers using android phone ? ( USB + WIFI )

i came cross a problem when i needed to connect two PCs . ( one have wireless connectivity [ wifi + bluetooth ] , and the other don't ) . so i needed to make my andoid phone to function as router : 1 ...
-1
votes
1answer
15 views

Android USB port suddenly functional

I did system update on my android device and after some days, i discovered my phone which used to fully charge under two hours could only charge around 10% in an hour. I couldn't connect via the USB ...
1
vote
1answer
31 views

If a micro USB charger supports data transfer for one Android device, should it then support data transfer for any Android device?

In particular, I bought "1M Micro USB Charger Charging Sync Data Cable For Samsung Galaxy S2 S3 S4 WJ" on ebay, assuming it should work with any device despite the specific brand in the title. Testing ...
0
votes
0answers
94 views

How can I transfer folders between two androids?

I have two Nexus 5Xs. I believe they have the hardware to transfer data via: USB (via an OTG and regular USB cables) Bluetooth (I assume NFC is the simplest or only way to start this) WiFi (perhaps ...
0
votes
1answer
90 views

How do I auto sync files between my Android device and Windows PC over USB?

Is there a software that can auto sync files from certain folders of our choice between Android device and Windows PC(Like the Camera folder or Music folder)? I am tired of manually copying those ...
0
votes
1answer
42 views

Connect phone to tv usb

I have plugged my phone up to my through the usb and on my phone it says connected as media device. But when I go to the usb in the settings on my tv it says there no device connected. Any ideas?
3
votes
1answer
136 views

Make android phone as USB Webcam

I have an Android tablet based on Android Lollipop (5.1.1) and I want to use this device as a webcam via USB. I know some apps could work (e.g. DroidCam or WO WebCam) but they require extra clients ...
-1
votes
2answers
29 views

samsung omnia usb debugging

can I turn on usb debugging so I can copy text messages from phone to pc? I don't know how to turn it on in the menus. Developer options isn't even listed. I can se build number but I am unable to ...
1
vote
0answers
89 views

How do you change which app opens when USB is connected?

Regarding which app will be opened when I connect a USB ("OTG") device. How do I change this setting. I do not wish any of the following apps to open: Screenshot (click image to enlarge) (The ...
0
votes
1answer
54 views

Is it normal for a USB OTG converter to show in lsusb

When running lsusb (not as root) with an OTG adapter plugged in without anything plugged into it I get : u0_a83@flounder:/ $ lsusb Bus 001 Device 001: ID 1d6b:0002 Bus 002 Device 001: ID 1d6b:0002 ...
0
votes
0answers
274 views

How do I enable HS-USB Android Diag/Serial/Modem ports for Sony Xperia Z3? to use QXDM?

I am wanting to use an application to read modem signalling (qxdm), but I need the USB ports to be enabled first - HS-USB Android Diag & Serial sa0111 In Device Manager, I see the following: ...
0
votes
0answers
34 views

Filesystem shows strange but phone working fine

I've got a strange problem with my Asus Zenfone 2 (ze550ml) filesystem. I wanted to copy photos and videos, so I've connected the phone via cable (a native Asus one) to the PC (Win 10, adb and ...
1
vote
1answer
285 views

Huawei ascend p7: no USB connection methods

The following problem is occurring today, even though I had no problems doing the exact same thing yesterday: I have connected the phone to my USB port on my computer. The phone is charging, so there ...
0
votes
0answers
56 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
19 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
0answers
39 views

How do i connect my usb device always in a same port?

I am having little experience in Linux. When working with USB, after I disconnected and reconnect the USB device, linux itself create a new port(/dev/bus/usb/005/007). Then again I disconnect the USB ...
0
votes
1answer
108 views

reboot needed to refresh MTP list?

using Terminal Emulator I created a file; cd /storage/emulated/0/Downloaded echo test > test.txt Then using Android File Transfer I can see files in the same dir but not the test file. ls -l ...
0
votes
1answer
153 views

Prevent USB data transfer (when phone is in use) and being charged

I would like to know how to protect my data when I use public battery charger in public places. I know that if I do not unlock my screen when charging, my data is safe, but what if I would like to ...
1
vote
0answers
244 views

Google Pixel C erratic USB data connection

Any ideas why some days my computers "see" my Pixel C over USB, some days they don't? Two different computers, two different cables, also an older USB cable with USB-C adapter. All work well for ...
-1
votes
1answer
333 views

Unable to view SD card files on my computer [duplicate]

I'm using a Moto G(2014) model. I recently upgraded my android to 6.0 and I noticed my computer doesnt display my files when I connect via USB. I changed the USB notification option to MTP and now I ...
1
vote
0answers
894 views

No debug icon on Nexus 5 with Android 6.0.1 Marshmallow

When I plug the USB cable, the debug icon doesn't show up. adb devices doesn't see it. Developer mode enabled. Developer option enabled. Stay awake enabled. USB debugging enabled. I am already ...
-1
votes
2answers
217 views

iFont app caused a bootloop and I cannot see the data despite connecting to a computer

I have a rooted phone on which I installed the iFont app I selected a font and downloaded it. When I installed it, it asked me to restart the phone. I rebooted it and then my phone keeps restarting. ...
0
votes
1answer
875 views

How can I connect my Logitech “unifying” controller, to my Android device over Bluetooth?

Logitech's Unifying standard seems very similar to Bluetooth(same 5-device limit, similar range, similar specs from what I've read on the Internet). I'm trying to connect a Logitech F710 wireless ...
0
votes
0answers
91 views

OTG-USB: Can a device be charged and offer a USB and an ethernet conection at the same time? [closed]

I have a device that supports OTG over it's micro usb port. I'm looking for a device that connects to that micro usb port and offers a female micro usb port for charging, a female USB port for flash ...
0
votes
0answers
57 views

Can I use a USB Wifi Dongle in my Smartphone?

I would like to know if it's possible to use a USB Wifi dongle(like this one: Usb wifi dongle) could be put inside my smartphone and increasing it's wifi strength. Possible via a usb to phone adapter ...
0
votes
0answers
63 views

How to dynamically switch control of USB powered devices?

I have a remote controller that acts as a usb host and when connected to an Android device, multiple apps that can control this device are displayed for the user to select through the app selection ...
0
votes
0answers
139 views

I cant find my files on sdcard! [duplicate]

So, i want to transfer pics from my phone to pc(i have sony xperia e3), but when i connect it via usb and go in sd card i cant find all of them and when i go to file manager on my phone and go to ...
4
votes
1answer
61 views

Windows claims that my device has malfunctioned?

The issue (summarized) My phone will not be recognized by ANY computer, regardless of OS, with or without drivers. Kies is not installed, nor Android Transfer (in the case of my iMac), and I am at my ...
1
vote
0answers
166 views

Make android phone as driver-free USB Webcam

I have a video call device which only works with driver-free usb webcams attached. Since I dont have a USB webcam at hand, so I wonder if I can make Android phone (rooted) emulated as a driver-free ...
0
votes
0answers
26 views

Nexus 7 (2012) only recognized when in fastboot mode

I have a problem. My Nexus 7 (2012) device is not recognized by any computer, except when it is on fastboot mode (volume down + power). I checked with both a notebook where Windows 8.1 is installed, ...
3
votes
1answer
566 views

USB charger produces high-pitched noise while the battery is full

I have Nexus 5 and I recently bought the European version of the PowerCube, which combines three power outlets with two USB chargers. I noticed that as soon as my smartphone's battery is full, it ...
2
votes
0answers
72 views

Phone doesn't charge via USB while on

I'm trying to figure out a charging issue with my Nexus 6 (Marshmallow 6.0.1). While I'm in Windows (10) and the phone is on, it won't charge over USB. If I turn off the phone it charges via USB. If ...
-1
votes
2answers
68 views

Cannot connect Android device via USB

Whenever I connect my note 3 sm-n900 to my laptop, it doesn't connect and also the usb icon doesn't appear on my notification panel. My Android version is 5.0
0
votes
0answers
137 views

can't connect to my lan with my ethernet cable?

hi everybody this is my first post and i hope i might answer here my phone model is huawei y625 (rooted) and I bought this adapter and when i connect this adapter to my phone is gives me nothing so ...
4
votes
3answers
440 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 ...
0
votes
0answers
55 views

LinuxMint not detecting Nexus 5

I'm trying to test a custom ROM for my Nexus 5 however I can't get started because my computer can't detect my phone. I've switched on USB debugging and downloaded adb/fastboot however my adb devices ...
1
vote
0answers
85 views

Apple Mac will not see HTC Desire 620 via USB

I have used HYC Sync manager previously but now both this software and double twist will not recognise my HTC Desire 620 when plugged in via USB.I have used both MTP and PTP settings on the phone but ...
0
votes
0answers
388 views

Cant copy files via USB onto Moto G after cyanogenmod installation

I have just flashed my Moto G 2013 and it is working fine, but when I connect it to my PC it opens up as an empty folder. The name of the phone is there and when I click on it...it is all empty. None ...
0
votes
0answers
302 views

How do I use external web camera though USB OTG on Huawei Honor 6?

Built-in kernel does not come with USB Video support and when using sideloaded uvcvideo.ko the camera works very bad (image is distorted, the device often crash). I can barely get even single 160x120 ...
1
vote
0answers
476 views

Convert Android File Transfer to USB Removable Device in Lollipop

I have a ASUS Zenfone2 Laser 500KL whose configuration are 8Gb Internal, 2gb RAM, QuadCore Processor and Android Lollipop 5.0. For some days, i am using the phone but i don't like the file transfer ...
0
votes
0answers
110 views

new android with no sim card - trying to upload app - no device ip address

I'm running Ubuntu and have just installed android-studio and compiled a hello-world app. I have the phone (no sim card) attached with a USB cable. I want to run: adb connect "device ip address":...
1
vote
0answers
149 views

Need direction on best course of action with an lg16c with Kitkat

I have recently started teaching myself Android systems, and I'm not sure if I bricked or what happened. Now I could seriously use some direction as to the best course of action. Somewhere in the ...
2
votes
3answers
249 views

Charge and USB keyboard through 1 USB port

I have a Samsung Tab E that only has one USB port. Can I charge the tablet and have a USB keyboard attached at the same time? I've tried a 3-way cable ( link to Amazon ) but it supplies power to the ...
0
votes
0answers
16 views

Droid 4 ethernet adapter

Is there any way to get an ethernet connection working on a droid 4? Are there any MicroUSB to ethernet adapters that work well with the Droid 4? If so, which ones? Thanks.
0
votes
1answer
269 views

Nexus 4 shows up empty on Windows Explorer

I connected my Nexus 4 to my PC via USB. When I open the device in Windows Explorer, though, it's empty. I made sure to install an MTP driver. How can I access the file system of my phone? Edit: I ...
3
votes
0answers
69 views

How to get USB Game controller to work on rooted Xperia Z Tablet

I have a USB game controller I always use in my rooted Tecno Phantom Pad running Android 4.2.1 which works fine but can't get it to work on my rooted Sony Xperia Z Tablet running Android 5.1.1. I ...