Questions tagged [usb]

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

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Proper USB micro splitter?

For my noname low-cost android tablet i'd like to power and use keyboard at the same time - both have USB micro connector on it. But the problem is, that the tablet has only 1 usb micro socket, which ...
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USB-C to HDMI vs USB-C HDMI/DP alt-mode

The USB-C spec includes HDMI alt-mode. If I am not mistaken this means that a cable that connects the correct pins on each end would cause any compliant device to automatically send compatible signals ...
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SM-T350 Micro-USB port charging but not transmitting files

My belief is that my SM-T350 (Samsung Galaxy A 8.0 from 2015) has a corrupted port which can only charge, not transfer files. Is that possible? Has anyone found any fixes short of taking the device ...
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LG android not showing files

I have an LG running Android 7.0 that I used to be able to get to /Android/data/net.osmand.plus/files/tracks in internal storage. I would have to restart to see the new tracks though. Now I have moved ...
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How to forward portsbon a USB tethered connection?

I'm using a USB tethered connection from my phone to my PC, I'd like to know if there's any way I can forward ports through this tethered connection, so that I'm able to play games that uses peer-to-...
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The device is not ready warning on Samsung A50s for USB transfer of data

I want to transfer data from my mobile phone to my external USB hard disk. The data stored in mobile is approximately 60Gb. But during the transfer I get error the device is not ready. However the ...
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24 views

Is there a way to tell if my car uses USB 3?

I use Android Auto. Currently, I have a genuine USB 3.x cable (I think it's 3.0 not 3.1), but due to some issues with how far out of my phone the plug extends, I am considering alternatives. The ...
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69 views

Is there any way to root Samsung a20e android 10 without pc?

I wanted to flash boot.img from magisk but my usb cable killed my pc. Is there any other way to root i/ And if there is any way to do something with that pc? Iys not charging after plugging usb it was ...
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Laptop doesn't recognize phone connecion

My Samsung a20e is not recognized by laptop. When connected,phone is charging but nothing changes in computer. No notification, nothing in device manager. Phone is in mtp mode and I installed all ...
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24 views

How i can solve this issue of USB data transfer?

I am using oppo A1k cell phone,Its Android version is 9. But when i try to connect it with my Laptop running windows 10, and out of 3 options(charge only,transfer files,transfer photos) i select ...
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103 views

How can I enable usb debugging on a broken phone?

My android mobile is accidentally broken. And the usb debugging is set to off. If I can enable it I could use it through visor in PC. But can't do it now. :( I don't have OTG supported too. My android ...
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Samsung s7 is on dead mode, buttons are also not working, usb debugging is also off.. Please help me to recover my phone

my phone is Samsung Galaxy S7. Suddenly while using the phone, it stuck on black screen with lights on both navigation n back button. Then after 1-2 minutes, it stuck on restart on loop mode. After ...
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Moisture detection when connecting external hard-drive to tablet

I have a Fire HD 10 Tablet with android in it and i'm trying to use external USB (like storage or mouse) but when i plug the tablet to an USB-Hub connected to a SD Card it reads it for about 10 ...
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17 views

Reading battery level/voltage via USB port

I'm interested in creating a device that needs to externally monitor the battery level or voltage of the phone via the USB port. I haven't had much experience with the inner workings of Android, but I ...
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23 views

Do Android “charge and use kits” exist?

I have successfully Twitch streamed out from my cell phone. Why a cell phone?; It has WAY better internet speed than my home connection,(10M out for cell vs 400k for home) and the bandwidth is not ...
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How do I connect an external WiFi device to the USB port of my Android phone?

I cannot find any android drivers that will allow me to connect an external WiFi thumb drive to the USB port of my phone. Then I intend to interface to the USB through the external WiFi device using ...
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1answer
49 views

Can't get SP Flash Tool working with Blackview BV5500 to install TWRP Recovery

I have installed Phone drivers (I have BV5500Plus & BV9500, same chipset MT67xx, same driver). For both phones, VCOM drivers are seen in Win10 if I connect turned OFF phone onto USB with Vol-DN ...
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7 views

HAOQIN 7" Android 9 as host won't recognize specific USB devices

(Please note that this question is about the Android tablet in USB host mode failing to recognize a USB device. It is NOT about Windows/Mac failing to recognize my Android tablet, as Google keeps ...
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50 views

enable usb debugging via ADB from recovery?

Since ADB debugging is not ON, I keep it off unless I need to do something, I now cant use even Vysor to view whats on screen since my screen died with just some color dots and lines seen on screen. I ...
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29 views

USB Sound Card Android 6.0 strange problem

I have the following USB sound card: https://www.amazon.co.uk/KOOPAO-External-Headphone-Microphone-Converter-GREY/dp/B08CXHFWS1/ I have it plugged in to a USB hub with an OTG cable to and my tablet. ...
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1answer
24 views

How to make my Android device forget a PC?

I am running Android 10 on Realme 2 Pro. So, I am having a lot of trouble connecting this device via USB for file transfer. I don't know what's the problem. I have tried enabling and disabling USB ...
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22 views

Send data using USB-PD[ROOT]

USB-PD can transfer data at low speeds between devices and is quite a bit simpler than normal USB communication. Is it possible for an android app to send arbitrary USB-PD data? The phone has root ...
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34 views

Scroll problem with mouse and my tablet android

I have a HUAWEI MediaPad M5 Lite 10 tablet I use it with a mouse connected to USB thanks to this adapter. For some time with my mouse, I can no longer scroll through the pages of browsers like ...
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22 views

Lock computer USB connection with anther password

I'm looking for a way to lock computer USB connection with second password, not with the regular lock screen password but with a different password. Thus, people who already know the password of my ...
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How can I access the usb of my device from inside a Lil'Debi chroot?

I am attempting to run adb from a Lil'Debi chroot enviroment. Unfortunately, I keep getting no devices in attached device list. The enviroment created by Lil'Debi links some system folders but does ...
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1answer
27 views

I have my android connected to my pc via a wifi hot spot. How do I enable usb debbuging through the adb ? What is the commands?

What are the commands in ADB to enable USB debugging? I have my android connected to my pc via a wifi hot spot. How do I enable usb debbuging through the adb ? What is the commands?
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Accidentally Uninstalled “AndroidSystem” Black Screen After Splash Image

A good friend hit uninstall on AndroidSystem icon (looks like a fan belt wrapped around a larger and a smaller circular object. AndroidSystem is the name of the icon). Since then, the tablet (a JP5s ...
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How to use an Android TV box as a NAS accessible on a Mac

I'm trying to use my Android TV Box and external USB hard drive as a basic NAS, so I can access files and folders on the drive on my Mac. I think my Mac would need to use AFP (Apple Filling Protocol). ...
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1answer
35 views

Prompt “Use USB to … (charge this device, …)” keeps coming up

I'm trying to connect my Xperia X to my laptop and after hitting "Transfer files" connection is attempted but won't establish and defaults back to charging. Doesn't matter how many times I ...
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I have an old phone that is unlockable due to ghost-input. Is there a way to access its data?

The phone is Sony Xperia Z3 Compact and I have not used it in a while now due to ghost input making it impossible to unlock it. I would like to scrub it down to make sure I don't have any personal ...
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3answers
2k views

How can I change the resolution of Iriun 4K Webcam?

I use Iriun 4K Webcam for PC and Mac to use your Android phone's camera as a wireless or USB webcam in Windows 7 SP1 x64 Ultimate. It is supposed to support resolutions up to 4K. (Max resolution ...
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Turn Android device into a wireless or USB webcam with background removal

There exist several applications such as DroidCam that can turn one's Android device into a wireless or USB webcam. Do any of these applications have a background removal feature (= only shows the ...
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Bad speed with USB Tethering

I have a Samsung Galaxy A20e (2019) mobile phone and want to share the mobile data with my Windows 10 PC. If I use WLAN Tethering, all works fine. I get the same speed on my Windows PC, like on the ...
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355 views

How to access “Work Profile” files via USB on my PC

I've got an Android "Work Profile" on my phone, kind of setup as explained here. It's trivial to access normal Android files. Plug a USB cable into my phone and PC, select "File ...
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1st gen bricked KindleFire, Fastboot possible with ADT tools or Android studio?

I've a KindleFire that is bricked in the logo loop, and I understand that I need to access Fastboot to be able to write commands to it to try to reprogram it? Can I do so using adb or the sdk and a ...
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72 views

Some file types copied onto phone always disappear

Whenever I try to copy files onto my phone, depending on file type they almost immediately disappear. I noticed this when trying to copy music files (mp3 and flac) from my PC to the phone via the USB ...
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1answer
524 views

USB-C port not working as a host to use with USB OTG or HDMI adapter

I have a Samsung Galaxy A9 which I'm trying to connect to an external HDMI display by the means of a commonly-found USB-C to HDMI adapter like this one. Connecting the USB-C input "lights up"...
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63 views

How to create a bootable USB for Linux Arch using non-rooted Android device?

I want to be create a bootable USB (Arch Linux) from an Android phone, non-rooted. Following this instruction: https://wiki.archlinux.org/index.php/USB_flash_installation_medium#...
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1answer
1k views

Mirroring PC screen to Android via USB-C

A few months ago I found software for Windows which could mirror Android screen to PC via USB (not sure if it needed to be type-C or not) and also capture mouse clicks as touch inputs. I also know ...
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LineageOS 16.0, can't get tethering to work, Samsung Galaxy J5 SM-J500FN

I use 'Free' French ISP. Tethering was working previously, I made no update. I have another device with LOS 16 that works well with tethering. After running dhclient usb0 from my Linux OS, I get my ...
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27 views

Play audio while USB microphone is connected

I am using a USB condenser microphone to record audio on my Galaxy Tab S6/Android 10. The trouble is that I cannot play back audio while the microphone is plugged in. Is there a way to split input ...
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426 views

Samsung Galaxy S20 Ultra - default file transfer mode issues

I just got a Samsung Galaxy S20 Ultra, I tried moving some files using the usb-c cable. Thankfully, I have usb-c type port in my laptop. I attached it, and a lot of issues started. The default USB ...
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1answer
128 views

Trouble connecting phone over usb-c

I just got a new samsung phone. It came with usb-c to usb-c cable and no adapters. I tried connecting it to my laptop, which thankfully has an usb-c port. The phone connects at first, starts charging. ...
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9 views

my Samsung S8 won't charge used the usb port

It is stuck on transferring files and won't change to charging only. It will charge without sim and turned off and using wireless charger! I've tried safe mode too but nothing
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1answer
107 views

Moto G6 not charging, not connecting via USB and battery indicator frozen at zero, not enetering battery saving mode

Here is how problem came about: I unlocked my moto G6's bootloader and fastboot flashed twrp-3.4.0-0-ali.img in it. I opened TWRP trough the recovery option in fastboot, and enetered my PIN, but TWRP ...
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35 views

Trouble with USB debugging permissions

My screen is cracked and I'm using an app called Vysor to be able to view the phone and to transfer files when my new phone comes in. The problem I'm running into is that even though I'm in developer ...
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39 views

why does my mouse act like a home button

When i connect my Bluetooth Mouse or Wireless and I press right click or press down the scroll wheel it acts like a home button. I tried changing Bluetooth AVRCP Version to 1.3,1.4,1.5,1.6 nothing ...
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Why does my phone burn out USB cables when plugging them into my car?

I have an Oppo A73 phone, and over the last week it has started burning out USB cables (puff of smoke, cable no longer charges) when plugging it into my car (2015 Suburu Outback). It had never done ...
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1answer
344 views

Max USB Webcam Resolution and Frame rate

What are the maximum resolutions and frame rates for USB camera that a Android device supports. I read that the standard is called as UVC (Universal Video Class). Is this support dependant on the ...
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23 views

ssh into android over usb: macOS [duplicate]

I have a Meizu M8 phone running android with Termux. I had set up ssh access to Termux over WiFi, but I want to be able to do that over USB because of possibly lower latency and higher speed. If I ...

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