Questions tagged [usb]

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

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Unable to access High-Power USB device connected via USB OTG

I have a Samsung A52 [SM-A525F/DS] phone, a USB A to type C OTG cable. I wanted to connect my Audio Interface to the phone via the OTG. Audio Interface has 2 USB port, 1 for power and the other for ...
-1 votes
0 answers
17 views

I found apps to share USB devices to my PC but they are not good. I was wondering if writing code to convert usb signal to bluetooth would be easier [closed]

I was just wondering if it would be easier to code a simple apk like this or just buy a USB to bluetooth converter like the handheld scientific device. The device was too expensive so I thought of my ...
1 vote
1 answer
33 views

What happens if I plug in a single-male two-female USB connector and I try to connect a peripheral while charging?

I have an Android tablet and an external device that gets plugged into its microUSB port. This device is powered by the tablet through that port. If I plug in a cable that has a single male and two ...
2 votes
1 answer
3k views

Android system keeps resetting default USB configuration upon PC connection

Whenever I'm connecting my Samsung Galaxy A40 running Android 9.0 to a laptop or PC, I'm getting an annoying prompt to allow data transfer, and the following setting which I had set to "Charging phone ...
0 votes
0 answers
40 views

Pixel 4a - is it possible to play music (in car) over USB?

Is it possible to play music from my Pixel 4a over USB in my car? My car is a Ford Focus from 2016. If I plug in an iPhone, the car just starts to play whatever music was last listened to (or just ...
2 votes
0 answers
7 views

Need to replug USB device after reboot of Samsung s5e

Im using a Samsung tabs5e rooted as the media center in my car. I've connected it as follows: TabS5e - USB Hub USB Hub - DAC/Amp (via USB) Dac/Amp - Car via aux Now, my issue is that when I initially ...
0 votes
0 answers
33 views

Manually configuring and setting priority for network devices in a non-rooted Android 13 device via ADB

I'd like to configure and set priority for the different network interfaces on a device (Z Fold4) running Android 13, with multiple USB Ethernet devices, via ADB. I'm basically looking for ...
0 votes
0 answers
68 views

How I can emulate a USB device upon android?

I have a Oneplus 1 and I thopught on implementing an API where the android device acts as a virtual USB hub. What I want to achieve is to have my Android apps to emulate various USB devices. The ...
2 votes
1 answer
2k views

How to enable Android USB Debugging option without the "Allow USB Debugging" popup?

When we enable USB Debugging, there is automatically a popup that asks whether you want to authorize the PC to access the phone via USB Debugging. How do I enable it without the popup? Is there a ...
0 votes
0 answers
103 views

Can I USB tether from my Android phone to an Android TV streaming device?

Is there any way to USB tether to/from my phone to my Android-TV box/stick/dongle without relying on WiFi?
4 votes
1 answer
8k views

How can I activate UDP forwarding for USB communication between a PC and an Android app

I have an real Android device connected to a computer via USB. I managed to activate TCP port forwarding with adb forward tcp:<port> tcp:<port> and successfully communicate with sockets ...
1 vote
0 answers
828 views

Talk to Android Device via UDP via a wired connection (on Windows) - UDP port forwarding & port mirroring (like midimux)

This is a continuation of an already asked question Talk to Android Device via UDP via a wired connection where the solution was "simple, using a shell cmd in the terminal". This was WAY ...
1 vote
1 answer
9k 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 ...
0 votes
0 answers
37 views

How to connect microSD card or external USB hard drive to Redmi 10C

I've only ever had Redmi smartphones. First a 4A, then a 6, now a 10C. The first two both used microUSB and the new one uses USB-C. The 4A was a Chinese version and the later two are both ...
1 vote
1 answer
65 views

Leaving USB drive plugged in to android causes battery drain even when sleep

If I accidentally leave a USB drive in my samsung galaxy S7+ it will drain the battery in a few hours even if it's not being used and the android goes "sleep". Why is this and and how to ...
0 votes
1 answer
4k views

Force USB Host Mode

I am trying to use an USB-serial device that has USB-A connector via USB OTG. How do I "force USB host mode" so I can use USB-A to USB-C cable instead of using OTG adapter? OTG works fine with other ...
0 votes
0 answers
27 views

Backing up Google Drive files to a file on a USB key

I am running Android 12 on a Realme 8 5G phone. I would like to back up my Google Drive files in their entirety to my USB key. How can I do this from the Google Drive app, if possible. If not how can ...
1 vote
1 answer
65 views

Connect Samsung tablet to ethernet and also to PC/laptop?

I have a Samsung Galaxy Tab Active Pro (SM-T545) tablet. I'd like to connect it to the ethernet using an adapter having an RJ45 port. I would also like to connect the tablet to my laptop (in this case ...
0 votes
2 answers
16k views

Stream audio to Windows 10 through USB

I want to listen to the podcasts I have on my Android phone while I'm playing games on my computer and therefore, I want to stream the audio from my phone to my Windows 10 computer. I'm wondering if ...
0 votes
0 answers
126 views

Galaxy XCover 6 Pro not connecting to computer via USB

I am currently having difficulties in connecting my Galaxy XCover 6 Pro to a computer. When I plug it in, it charges for about 1-2 seconds, and then the charging stops. The computer never registers ...
0 votes
1 answer
65 views

Samsung Galaxy Tab 2 running Lineage OS not rebooting properly after `adb reboot` unless USB disconnect

I am currently facing an issue with my Samsung Galaxy Tab 2 tablet running Lineage OS. Whenever I attempt to reboot the device using the adb reboot command through adb, it enters a strange hanging ...
5 votes
1 answer
7k 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 ...
0 votes
0 answers
144 views

USB connection between Android and Winlator

I have an Android tablet and have installed Winlator on it. It allows me to run Windows apps on Android. And I want to use it for an all-in-one animation setup and for that, I will need to connect the ...
11 votes
3 answers
16k views

How to prevent Android from creating "Android" and "Lost.dir" folders on external OTG storage?

If I either connect my camera using a USB cable via OTG or insert the SD card in an OTG reader connected to the phone, Android creates automatically two folders: an Android folder and a Lost.Dir ...
34 votes
10 answers
94k views

Drive letter for MTP connection under Windows

In Android 3.0, the connection to the PC as a Mass Storage Controller feature was removed. Is there a way to access the MTP-mounted phone as a drive letter? I want standard file manager programs (e.g. ...
3 votes
3 answers
3k views

How can I `adb pull` a large file when the USB connection breaks continuously?

I want to transfer a large file with adb pull, but my USB connection disconnects all the time, interrupting the transfer. How can I make this work?
1 vote
1 answer
41 views

2018 Honor 10 Lite/HRY-AL00, DOESN'T CHARGE USB data works fine, ADB works fine

Not sure how the brand of the phone really helps, but from what I gathered: Phone doesn't have a fast charge protocol. Very basic micro-B USB. Supports any 5V-1A USB charger. 3400mAh battery. The OS ...
-2 votes
1 answer
58 views

How to make my PC become an "psudo/fake" external display for android phone via USB ports (without using any USB to HDMI dongles)

I want my Android phone to recognize my PC as its external display (psuedo/fake or virtual displays) via USB connection (USB-C - USB-A cable or TCP connection) without using any USB to HDMI dongles or ...
0 votes
0 answers
90 views

How can I copy files from an ext4 partition on my USB drive to a fat32 partition on the same drive?

I tried mounting the ext4 partition as root, but it didn't work. My phone is rooted, but as it seems no one has managed to do what I want to do. I couldn't find any solution, that worked for me. How ...
0 votes
0 answers
87 views

What tool in Termux can I use to move one partition on my USB drive to the start of the drive?

I had a problem where the TV that I needed to use to watch movies, kept recognizing the EFI partition as the only partition on the USB drive, And I couldn't get to the second partition. I decided to ...
0 votes
1 answer
119 views

Audio not transferring from USB in Oppo A53

I have Oppo A53. The 3.5mm jack did not work properly so I bought a USB type C to 3.5mm converter, but this is also not working with my phone which is running on Android 12. Does anyone know how to ...
3 votes
2 answers
8k views

Sandisk SSD USB not detected by Android

I have a Sandisk Extreme Portable SSD 500 GB. It works fine with Windows 10 but it cannot be detected by any of my Android devices. I tested with an Nokia 3.1, Sony Xperia Z3 Tablet Compact and a Sony ...
3 votes
2 answers
8k views

Samsung Galaxy S4 "Prevention Information" USB OTG [closed]

I am trying to connect things to my S4 with a USB OTG cable. Standard devices such as mass storage, keyboard and mouse all work fine. My problem seems to be with vendor class devices. I connected an ...
0 votes
0 answers
10 views

OnePlus N200 5G T-MO not connecting over usb

My stock android 12 OP N200 5G TMO has stopped connecting over USB. I double checked and made sure I was using a data cable, I tried numerous ports on numerous computers but I get the same result. I ...
0 votes
0 answers
27 views

Unable to charge and connect a USB device at the same time

When I plug in a USB-C cord into my Android phone in my car, I want it to simultaneously charge over fast charging (PD 20W) and also connect to a USB DAC (external sound card). This way I can charge ...
0 votes
0 answers
291 views

Connect to ADB without confirming the box(Usb debugging is enable)

I have an Android with a broken screen and I want to access the Android without ADB check to see the Android screen in Windows. (USB debugging is already active and the problem is only in confirming ...
0 votes
0 answers
20 views

How can I restore proper functioning of the charge port in a tablet after connecting an OTG adapter that did not work?

I wanted to connect a USB external mic to a Lenovo tablet (P11) with only one USB Type C port (charge port). It did not work because apparently the tablet does not support OTG protocol. It shouldn't ...
0 votes
0 answers
194 views

ADB not working with Samsung Galaxy A20e

I wish to connect via ADB to a Samsung Galaxy A20e, but my computer won't detect the phone. I'm running Arch Linux and lsusb doesn't show anything about this phone when it's connected via USB. What I'...
0 votes
0 answers
470 views

USB mouse keyboard and hub not working

When i connect my usb hub to my phone and try to use the mouse which is pluged in my usb hub it is not showing the arrow nor the keyboard is working.
0 votes
0 answers
31 views

Nokia T20 not being detected steadily by Windows VM after clean-erased it while trying to flash GSI

I have a Nokia T20 WiFi tablet (TA-1392) that I clean-erased while trying to install an Android 13 GSI. The device does register as two different devices 3 times, each worth a split second, in my ...
2 votes
3 answers
4k views

Samsung Galaxy S i897 not detected by PC [closed]

I have read every forum and every "help" site on Samsung's website and all over the internet. Nothing has worked. I bought an unlocked Galaxy S i897 on ebay, originally an AT&T phone but I'm using ...
0 votes
0 answers
950 views

Not able to connect USB or gamepad through Type-C adapter

I'm trying to connect a gamepad with my mobile but it is not connecting. On mobile 1 (Xiaomi Redmi), I connected the gamepad it was not working. I found that the gamepad works only with applications ...
1 vote
1 answer
157 views

How to mount a partition on an Android device that can be read by USB on a computer when plugged in

I have a tablet that I'm doing some hacky work on. This tablet comes from the factory with a small storage partition called USERDATA, that's about 5gb. It also comes with a large storage partition ...
4 votes
1 answer
15k views

How to prevent charging over USB while debugging / tethering internet over USB?

When I'm on the go, I want to use internet tethering and debugging over USB to develop mobile apps with my Pixel 3A, but I don't want to charge the phone, because I want to waste energy on my MacBook ...
2 votes
1 answer
204 views

USB debugging from fastboot

my son's Moto G7 Power froze, rebooted, and won't get past the blue android screen. I'm preparing to do a reset but want to back up beforehand. RSA won't connect as we haven't previously enabled USB ...
1 vote
0 answers
506 views

Ethernet over USB + ADB | Dynamically switch between Host and Peripheral mode in OTG

Problem: I own an android device in a remote location that I use to run various tests and operations. I need to be able to send ADB commands while also connect the phone to a wired internet connection....
10 votes
1 answer
306 views

Plugging phone into laptop charges laptop instead of phone

When I plug my father's Xiaomi 5X into my MacBook Pro, it shows up as a charger on the MacBook and I don't get the usual USB options on the phone. Tried it on two Macs with same result. Also tried my ...
2 votes
1 answer
3k views

Samsung Galaxy S21 Ultra has no aux jack, trying to use a USB-C adapter instead

I'm trying to use an aux cord, but my Samsung Galaxy S21 Ultra does not come with one. I got a USB-C adapter, but when plugged in, it says the connected USB device isn't supported. I've tried to go ...
0 votes
0 answers
7 views

sync pdf between phone and e-reader

I'm looking for a way to sync pdfs / jpegs from an android to a e-reader (preferably kobo). If I did my preparatory work well, there's no ready made solution that are widely supported, works on most e ...
3 votes
2 answers
4k views

Auto-reconnect Bluetooth (BT) or USB tethering

When on vacation I use my smartphone (Android 7.1.1 Nougat) as a modem for my laptop (Windows 10 Home) and tablet (Android 6.0 Marshmallow), tethering to the laptop with USB and the tablet with ...

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