Questions tagged [usb-on-the-go]

USB On-The-Go (USB OTG) is a specification that allows USB devices (audio players, mobile phones, etc.) to act as a host, allowing other USB devices to be attached to them.

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20 views

Why does Android sometimes eject the USB drive when connecting to power and how to stop it?

I've got an external micro SD card that I am connecting via USB to my phone for dashcam recording. However, I have noticed an annoying issue - if I start recording before I start the car, sometimes ...
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How to disable the OTG (USB) on Android 9?

I want to disable the OTG (USB) on Android 9. I coud control it on Android 6 by disabling a permission on the file android.hardware.usb.host.xml located in /system/etc/permission but it is not working ...
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45 views

Can OTG HUB charge with connected charger more than 0.5A?

I saw a video somewhere where man says that OTG HUB charges only 0.5A. Is there any superior OTG HUB which can charge more than 0.5A?
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If I use Type-C OTG usb HUB + micro Type-B adapter from Type-C, will OTG work through that adapter?

If I use Type-C OTG usb HUB + micro Type-B adapter which goes from Type-C, will OTG work through that adapter? I mean, like this + this.
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Double letters when using keyboard via OTG cable

I want to figure out where the problem is. Unfortunately, didn't find enough information to solve this. Android 6.0.
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How to know about MIDI controller via OTG latency on device?

I have both these devices. I read somewhere that Android doesn't support good latency for MIDI devices as iOS do. But when I connect MIDI device to Sony Xperia M5, it has high latency. If I connect to ...
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56 views

Is it safe to charge tablet from phone via OTG cable if tablet's adapter is 5.2V?

Is it safe to charge tablet from phone via OTG cable if tablet's adapter is 5.2V (a bit above)?
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Decrypting Android with broken screen

I have a full disk encrypted (pattern) phone running Android 9 (not rooted), sadly the screen is shattered making it impossible to put in the pattern. I need to recover some important data from the ...
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How to prevent android host from suspending a usb otg device?

I often try to use usb devices with android otg, and find that the device will so to sleep (screen powers off, turning off the screen is acceptable so long as the usb device doesn't turn off) and ...
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How to know if USB drive was detected using OTG from dmesg output?

I am trying to get OTG to work with my phone (Samsung Galaxy Win SHV-E500L, previous question here) I have used an externally powered USB hub and connected it to an OTG cable connecting it to my ...
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Where is the mount point for a USB stick on Android 9?

I am working on IMX8QM with Android 9. I needs to configure usb stick on static mount point. Once USB stick detected, create sda1, after check I got: mek_8q:/sdcard # df Filesystem 1K-...
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Is there a definite way to know if my phone supports USB-OTG or not?

I have a Samsung Galaxy Win phone, rooted and with adbd insecure installed (using the link here). This is the information shown by the USB OTG Checker app: I have added the android.hardware.usb.host....
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Is it possible to use 5Ghz OTG WiFi adapters on Android?

My phone is Xiaomi Redmi 6A. I cannot detect 5Ghz WiFi on my phone. Is there a way to use an external 5Ghz WiFi adapter(connected via OTG) to add 5Ghz WiFi capability? My phone is rooted, and I am ok ...
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265 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 ...
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534 views

How to disable USB OTG on Android 6+?

I need to disable the OTG (USB) on Android 8. I already did it on Android 6 by disabling a permission on the file android.hardware.usb.host.xml but it is not working anymore on Android 8.1.
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Not able to switch roles from USB control to phone contol..samsung A9

I am trying to transfer photos from my samsung A9 to sandisk dual storage disk. And it goes into charging mode. How do i switch roles to phone and adjust the settings to MTP. When tried to switch ...
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191 views

Enable OTG with a shell command

I'm running Android Pie on a rooted OnePlus 6, and I wanted to know how I can enable OTG with a shell command. I need this in order to automate some tasks. There is a setting that can toggle OTG, ...
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USB OTG not showing WiFi network even after drivers are installed in Android kernel

I am trying to connect to WiFi using a USB WiFi stick by making use of OTG on my Android Nexus 6. The USB WiFi stick has a separate AP. However, I am unable to see this AP in the list of available ...
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How to connect USB device to a phone doesn't have OTG

What are hardware and software difference between OTG support and non-OTG support devices (android)? Is there a way to connect non-OTG device with a pendrive (or other) via USB? Is there any hardware ...
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Is mouse and OTG can use in mobile which is in android version kit kat 4.4.2?

I have mobile Videocon z30 dart without touch digitizer which operating android version is kit kat 4.4.2 Can I use OTG or not in that mobile??
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431 views

How to change random filesystem label on USB OTG?

I am without PC right now, but I need to Format USB Drive (to FAT32 or Ext4) with Samsung S8 (Android 9) and change label. But I can't find any app that can do this. I can format USB drive in Storage ...
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Samsung Galaxy tab S3 not receiving power from otg y-cable

Sorry to be a noob, but im not skilled enough to see if this question has already been answered. Ive watched Youtube videos on how to connect an external HDD to my galaxy tab s3 using an otg y-cable. ...
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640 views

Force display cursor/pointer on Android

I bought a graphics tablet (Huion HS64) that works wonderfully with my S10. Only problem is that I can't see where I'm about to tap due to no cursor display. Is there any way I could force the mouse ...
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34 views

OTG cable one way only?

I have an OTG usb cable from male micro B to female type A. I use it in conjunction with a regular male type a to male micro b usb cable. So the type A-s are connected and there is a micro b male on ...
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My otg adapter has stopped working on Samsung S2 tablet

my otg adapter has stopped working on my Samsung S2 tablet, I have since tried 2 new cables and they don't work either, does anybody have any suggestions as to what might be the problem and how can I ...
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OTG Android Wifi dongle

I need your advice. I have a Nexus 5x. I'd like to connect Wifi dongle with Nexus 5x to use larger antenna for wifi. Example product [Nexus 5x]--[Otg cable]--[USB wifi product] I tested with a usb-...
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Mount image as USB-OTG

Is there a way to emulate an image to the phone as being an usb device? I don't want to mount the image in a computer like DriveDroid does (Mounting .img from internal storage as USB Mass Storage) but ...
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104 views

Xiaomi blackshark android 8.0 can't connect to LAN Ethernet

ill buy LAN adapter with usb c to connect LAN directly to my phone but it is not working. What possible to do
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Not working with Reversing of USB/Micro cable with OTG cable

I am using usb otg cable to Android phone connect esp8266. For this, I am using usb-micro cable, and usb/otg cable. Working well with: Android phone -> OTG cable -> USB/micro cable -> esp8266 Not ...
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Check internal/USB/OTG/Sdcard filesystem on Android [duplicate]

Is there any standard way or app to check which filesystem my device has, incl. external ones? Non-standard apps are also appreciated.
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How to use the power provided by USB OTG?

I know that USB OTG supplies at least 5V of power. I am trying to run a small LED or other types of loads through the USB OTG, but I was out of luck! How to enable the power supply through the USB OTG ...
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is it possible to view stored webpages via USB otg?

that is on some on android browser, chrome or other. I usually access video content via OTG usb SD , like a breeze. I have a lot of LARGE (100's MB image heavy) webpagges i want to view via OTG. Any ...
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307 views

Android 7 is really slow while copying data onto USB-OTG. (#OTGate)

Android 6 already had painful mediaserver glitches that drained the entire battery in less than 1 hour. Android 7 has a new glitch: (Next to crippling USB-OTG access for ridiculous security excuses, ...
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154 views

Polish layout for physical USB keyboard in Oreo

Up until Android 8.0 / Oreo (haven't got chance to test this issue under 9.0 / Pie) there is no Polish layout for physical USB keyboard and writing Polish national letter (i.e. using Right Alt key) is ...
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Connect LG Android phone model number LML414 DL to Ethernet/LA internet

Connect LG smartphone model number LML 414 DL hardware version Ren. 1.0 Android version 8.1.0 to Ethernet buy USB to Ethernet adapter in developer settings under USB settings it has this setting ...
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763 views

External Hard Drive to Smartphone without additional power supply

I) Goal Use external hard drive without power supply - no hub either - to backup smartphone directly. II) Configuration Huawei Mate 20 Pro, this - I own this. USB C male to USB A (3.0) Adapter (i.e....
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72 views

“swipe up to unlock” otg mouse could not emulate

DEvice ,Intex Indie 5 ,Android 7 OTg mouse is working fine only swipe up to unlock gesture not working tried with double click,scroll,right click also
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How to prevent external USB HID devices enable without confirmation

Android support USB HID devices like keyboard and mouse. If you have a USB-C keyboard, or connect via a USB hub. The USB keyboard will have control to the system, without on-screen confirmation. I ...
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Only few files are visible from 5TB exFat external hdd on Galaxy S8+

I have a 5TB external storage with many RAW photos and videos. They are sorted by dates in folders and the hdd itself is almost full. When I connect it to my PC, it recognizes all files and ...
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Leagoo T10 (Android 6.0). Unable to connect to USB device

I have a Leagoo T10 phone running Android 6.0. I am unable to connect to a USB thumb drive using a USB type C OTG adapter. I am also unable to connect to my Canon SLR camera using the DSLR Connect ...
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1answer
2k views

USB DAC not working with Galaxy S9+ on Android 9

I just got a USB DAC/AMP for my S9+ and I can't get any audio to be sent over USB. Things I've tried: Updating from Android 8.0.0 to Android 9 Confirmed the cable is OTG Used Included OTG adaptor ...
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1answer
421 views

Android 7 Nougat onwards: hides USB OTG sticks from third-party file managers?

Third party file managers such as ES File Manager and RhythmSoft File Manager HD (others will be tested) do not show an USB OTG device. It does not even get listed. Only Android's pre-installed file ...
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2answers
7k views

How to connect a hard drive (with NTFS) to Android phone?

I have a Samsung device and I want to connect an external hard drive to it with OTG but the problem is the hard drive isn't readable om my phone. I searched the internet for a solution and I found a ...
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1answer
3k 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 inserting the SD card in a OTG reader connected to the phone Android creates automatically two folders: an Android folder an a Lost.Dir ...
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148 views

USB Flash Drive is not recognised on Android phone

I bought the Wansenda S100 OTG USB Flash Drive 32GB USB 2.0 For Android Devices/PC/Tablet/Mac with the intention to load MP3 music on it and play it on my android phone. When I insert the flash ...
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1answer
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Is it possible to add 5GHz wifi capability to a Samsung A3 2016 through a dongle?

Question in title. I have a drone I need to test which requires a 5GHz connection. If it's possible to add 5GHz wifi capability through a dongle then I want to give it a go.
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299 views

Disable any OTG from USB on Samsung

is there a way I could stop any flash OTG from accessing the tablet? I don't want the user to read or write anything to it I don't want to use the OTG anymore, the tablet is rooted. It's a samsung ...
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1answer
232 views

Can I connect a keyboard via micro-usb to a smartphone which doesn't support OTG?

My phone has no OTG support. A standard USB keyboard connected using an OTG cable doesn't work or even get recognized. Would a keyboard which instead connects via micro-usb work? Or would the phone ...
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4k views

Adb says “Error: Device offline” everytime

Please see this question for background information. Problem: Whenever I run adb devices it says Error: device offline - This appears even when no device is connected at all. It won't even let me ...
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181 views

How do I transfer files to ebook reader from phone using either an OTG cable or wifi?

I've a rooted Sony reader PRS-T1 (based on Android 2.2) and usually when I need to copy files to it, I connect it to my laptop with a USB cable. However, sometimes I travel without my laptop and have ...

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