Questions tagged [hardware]

For questions about the hardware of Android devices

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20 views

Why is my phone dies at 90 percent

My phone is Samsung J7108. It dies when it reaches 90 percent and it will turn on once again. But then, when it reaches 80, it will die again. I have to plug it on charge so that it will die down. I ...
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1answer
32 views

Deleting Hardware files leads sometimes to brick the phone

I started recently to look up for a way to permanently disable my wifi, bluetooth, NFS, Network and GPS. Unfortunately I didnt find a proper method to do that. There was the option to physically break ...
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Installing Android on Nokia Lumia 520 Using MacOS Computer

I am trying to install Android on my Nokia Lumia 520 so I can use it as a hardware device to debug my apps for Android app development. I use a Macbook Air (MacOS), and tried to search for tutorials ...
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19 views

Is it possible to control and transmit electromagnetic radiation of allowed frequency with Android device?

I understand the following things about smartphones A smartphone has various hardware that functions wirelessly by transmitting and receiving electromagnetic waves. Things like Wifi, Bluetooth, and ...
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35 views

I changed Mainboard in S6 its wrong country code and does not work now what?

As above the board was locked to AT&T but i got the code for that I put my open sim card in it , it picks up wifi and looks like network signal but when i try to phone with it is says dialing ......
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21 views

Samsung A51 suddenly turns off

My brand new Samsung A51 Telenor phone turns off after 1-2h in screen lock. We gave it to service, but they said there are no problems. But the phone still powers off when it is not used less and in ...
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32 views

My Android phone keeps restarting in short cycles

I have Xiaomi Mi A2 and yesterday when I was using it, it started to restart continuously only loading the android one logo then crashing again. I've tried things like holding down power+voldown and ...
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35 views

Retrieve DCIM folder deleted from internal storage, no backup on Google and phone is unrooted [duplicate]

I accidentally deleted files including photos from file manager. I tried multiple recovery apps like Dr. Fone, disk digger, etc. but nothing seems to work as my thumbnails, cache and everything from ...
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12 views

camera and flash in samsung j4 plus

my phone samsung j4 plus is having problem when i turn on camera or flash it is saying "Another app is using the camera" but i checked nothing in background is using these and my flash is ...
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34 views

Help! Android factory reset not working

I have a Samsung Note 8 with Tmobile and put in the phone pin after startup (not sim pin) wrongly 3 times. I got a message saying - "pin blocked. Your pin has been blocked. To unlock your device, ...
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33 views

What does “Voice network type: unknown” mean in my settings?

It is in the phone info setting, when you dial *#*#4636#*#* on my Moto g stylus:
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9 views

Digitizer calibration or hardware issue?

I recently obtained a new galaxy tab A and have been noticing that touching small buttons in certain places is particularly hard (specifically the "read more" button in youtube comments). ...
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97 views

My Google Pixel 2's touch screen suddenly quit working--how can I fix it?

My Google Pixel 2's touch screen suddenly stopped working. The screen itself works fine and shows everything perfectly, but the touch sensor is not working anywhere on the phone screen! It cannot ...
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15 views

Androd device performance degradation with age

How does the performance of an android device degrade ? Does not exiting the app age the device? Like not closing a browser tab but exiting internet app by swiping the app window from the one of the ...
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27 views

Default applications budget phone?

Is there a reason budget phones for android contain so many default applications? Maybe this is required by Google? I find YouTube, play books,play games, etc. to not be needed and redundant when you ...
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20 views

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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21 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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50 views

How to stream an image into camera source?

This is basically the same question as How to stream an image into camera source trough ADB? I am trying to stream an image into the camera source of an Android device. This should ideally have effect ...
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21 views

What algorithm does Android used to translate touchscreen events to scancodes?

I have been debating someone recently about whether physical keyboards are faster than touchscreen keyboards. I have a lot of CS knowledge, but not a lot of Android knowledge. Therefore, during this ...
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14 views

Bypass Headset hardware requirement on work app

My new job requires me to use an app that has certain requirements like having Airplane mode ON, WiFi ON and having a Headset connected. The app connectivity requirements are so strict that Wi-Fi isn'...
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2answers
310 views

Taking pictures/videos from both front and rear camera simultaneously?

There are apps that can do this but they are not exactly Bothie. The app allows the user to first take a picture from rear camera and then from the front camera (but not simultaneously). Nokia first ...
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12 views

Strange touchscreen problems on Sony Xperia Z1 Compact

I'm having a strange touchscreen issue with an Xperia Z1 Compact. It's generally working fine with no obvious physical damage. Awhile back it was triggering random touch events. I eventually peeled ...
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18 views

SoC compute-resource usage monitor for single app

I need to understand the compute resource usage of a compute-intensive app; this includes the CPU (ideally including the core ID), GPU, DSP, AI Engine in the processor (for Quallcom chips). I have ...
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15 views

Replacing headphone jack in Motorola Moto Z2 Play

I'd like to know, if it is possible to replace malfunctioning (actually: dead) headphone jack in Motorola Moto Z2 Play? I would like to do this in an repair shop (not myself), if this is possible at ...
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580 views

I have forgotten my password for my secure startup on my lg stylo 5 phone and have used 15/30 attempts

I restarted my phone because it was lagging and when I turned it Back on n tried to put in my password for the secure startup it says it’s not correct so I’ve used 15/30 of my password attempts what ...
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4 views

my phone don't respond to any thing any more

when I am downlead software to my phone by Odin my phone don't responded any more to any thing just black screen and when I plug it to charger still the black screen appears to me any one have the ...
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1answer
42 views

Can I slow down the speed of my recorded phone calls?

I've installed the Call Recorder app on my GT-S6810P Samsung Galaxy phone. The app has successfully recorded all of my calls but when I play them back it plays them too fast. Is there any way I can ...
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13 views

Power button got short circuited by purell. What do I do?

I wiped my phone with some purell (I live in a place with lots of coronavirus cases), and apprently some of the stuff got inside and shorted the power button. Now the only thing my phone does it ...
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29 views

How to recover photos in my Xperia Z3 Compact if I forgot my password

Hi I am trying to recover my photos saved in my phone but I have forgotten my password (numbers and letters, not a pattern or digit lock screen). I have looked at the locked-out tag wiki. I do not ...
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758 views

Samsung Galaxy A11. Turn on 64 bit node?

I wanted to purchase a 64-bit android smartphone. I looked at the processor used on the Galaxy A11. It is a 64-bit ARM Cortex-A53. And I bought this phone. Looks like I made a mistake. Android on the ...
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65 views

Are there any smartctl similar tools to detect (eMMC/Nand) storage flash failure in advance on non-rooted android?

So far, I have two android phones which become kinda brick due to storage failure. One phone suddenly missed many apps and files one day. And another one does not accept correct lock password one day. ...
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1answer
45 views

Is it possible to reduce the charging current? [duplicate]

I'd like to reduce the charging current of my phone, because It gets too hot I am charging it overnight so it's more beneficial to charge it slowly. Is it even possible from a hardware perspective ...
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32 views

Do unlocked phones get re-opened at the factory?

This question is so borderline, I hesitate to ask it but will anyways. I recently received a new phone from a reputable online retailer, but when I opened the box there appeared to be a fingerprint ...
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25 views

What's going on with my phone?

I don't know what's going on with my phone. All processes crash after each other when I wait some seconds after turning it on. I can't even Factory Reset it at all!! When I do it, nothing has changed! ...
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43 views

Samsung galaxy s7 submerged in water. How serious can I expect it to be?

I dropped my Samsung galaxy s7 in water. It was submerged for less than 10 seconds, I turned it off within 30-60 seconds after that. It was working properly when I pulled it out of the water and while ...
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1answer
53 views

Dropped phone into water and shut down automatically after the logo is displayed

I dropped my phone(Asus Zenfone max pro m1) into water then I took the phone out from the water and turned off and cleaned the phone surface with a dry cloth. Then kept my phone in a pouch with ...
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22 views

How to disable “phone functionality” in Samsung S4

I have an old Samsung Galaxy S4 (GT-I9505), Android 5.0.1, Kernel 3.4.0-5978264, which I wish to use as a PDA without phone/cell functionality. The unit is not "rooted". The problems it is ...
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13 views

What shall I do if I damage battery?

I've been disassembling phone - Xiaomi Mi 5X/A1, in order to change crashed screen. However, while I was trying to remove battery, I probably cut battery cover, so I can see white slices and sharp ...
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1answer
106 views

my Samsung note 3 not booting up

Is my phone is bricked or not?The device is not turning on . I thought it was ran out of power. I connected it to my charger. But instead of charging, it shows a blinking battery symbol contains a ...
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1answer
398 views

Can not use Alt - C in in android phone and mac laptop

I bought a Samsung galaxy a71 recently then I installed an app called alt-c in my phone and my MacBook air and it works fine, but the app can not copy text from my own phone to my mac and a message ...
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18 views

i had an old htc (android 5.1)…i had dropped it in water and now there is this problem

well,i didnt care to put it in rice and stuff and instead bought a new one(i didnt charge it,neither did i switch it on)....but now when i tried to switch it on(after a few years) it does work.touch ...
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33 views

Phone overheats after powering on

I've seen this with plenty of smartphones,usually after 1-2 years of use.The phone overheats for a minute or 2 before cooling down,but it's performance doesn't differ from a non-overheating phone that ...
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30 views

Can I access both cameras, wide and normal at the same time?

Some smartphones have two cameras, working together as one implementing different parts of the zoom range. Is it possible to use both of them at the same time? With both at the same time, I do not ...
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1answer
544 views

Is it possible to know the wear level information of a phone, like SSD have with SMART?

Is there a way to find out the media wearout level on an android device? I have a tablet that is acting weird and slow, so I wonder if the internal storage is still ok: it is the Nvidia Sheild (...
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35 views

Anker A7726 bluetooth keyboard, few keys are not working, but now they work again?

I have an Anker A7726 Bluetooth keyboard. I took it to work with me and I was taking notes like crazy in vim, in Termux, onto my Android Marshmellow 6.0 Lenovo TAB3 8 tablet. After a while, running ...
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83 views

Flashing recovery directly to EMMC to retrieve user data

I've got xiomi redmi 5 with stock rom and all settings. It doesn't boot. I tried many ways to fix it but all failed. It's not unlocked and doesn't have adb enabled so I couldn't get data from it. I ...
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30 views

Motorola G6 Play no longer displaying IMEI, SIM card, IP address, etc after update

I have tried to unlock the bootloader of my Motorola g6 Play Phone so I could install a custom rom. I went to the Motorola official website to unlock the bootloader and followed the steps, but when i ...
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8 views

Samsung 9 and Android Auto transfer call to bluetooth ear bud

I like to use my jabra ear bud for phone calls in my car it is clearer for the receiver of the call. With Samsung s9 it doesn't recognize my ear bud with Android Auto - it go through the car speakers. ...
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40 views

Connect to wired network in Lenovo Vibe K5 using USB to Ethernet Adapter via OTG

It is possible to connect to the Internet through a wired connection in my smartphone Lenovo Vibe K5? I've bought a USB to Ethernet Adapter, model HB-T80, to use in my Lenovo Vibe K5 smartphone with ...
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38 views

Yahoo contacts from phone not synched with web yahoo contacts

The contacts on my android motorola droid see a list from yahoo. Although I've set up the sync between phone and laptop versions of Yahoo, they are not synced. I can't find a way to get the phone ...

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