Questions tagged [hardware]

For questions about the hardware of Android devices

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16 views

What do the 3 digits after the area code mean in a phone number? [closed]

I heard that it's based on location, but I think it's based on time. My parents both got their phones on the same day and the numbers are 305. Once me and my brother installed an app that gives you a ...
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62 views

People can't hear me over the phone only - intermittently

Only when conducting a regular phone call, sometimes - the other side can't hear me. Usually as soon as the call starts - they'd be able to hear me just fine and then few seconds into the call they ...
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32 views

How to change phone model for not get recognizing over apps like instagram

Where phone model props save on device? When you login with another IP , apps like Instagram send an email which this email contain IP, Phone Model which had access to login. How can i change phone ...
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28 views

How to fix Hard disk unmount error

I tried to format a hard disk which was already formatted and i am getting this below unmounted error . Please tell me how to fix this error sm list-volumes|grep public public:8,1 unmounted 91da13ff-...
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40 views

What are the physical causes of motherboard-related bootloops?

A lot of Android phones, from the Nexus 5X to the LG G4, have suffered from hardware-related bootloop issues. I have recently purchased a Google Pixel XL first gen, and want to minimize the chances of ...
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14 views

Volume automatically increasing to max on pixel 4a

The volume on my pixel 4a is always set to max. I can lower the volume with the other button but it will automatically go back up to max after a few seconds. I can still manually increase volume but ...
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20 views

Only upload arrow working when phone connected to wifi

Whenever I connect to my wifi the up arrow is white but the down arrow is blank which whenever I try going onto apps it shows that I have no connection.
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1answer
74 views

What is the approximate battery discharge rate of Google Pixel 3XL phones when turned off?

I am considering purchasing a new Google Pixel 3XL Android phone, primarily for photography. I don't believe those phones have been manufactured for 2-3 years, so I am concerned about the battery ...
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11 views

My phone stops responding sometimes after the screen goes off

my phone is a Motorola G5S+, with a custom ROM installed (you'll understand later why that is not of much relevance). Randomly, after my screen goes off (and granted that the phone isn't actively ...
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15 views

Can someone please help me with my phone's music issue?

Ok so I just got this phone brand new off cricket around the middle of January this year. This phone has a 4gb RAM processor and runs Android 10. Anyways whenever I play music, and open a different ...
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20 views

How can I restore my USB storage on my Android phone?

I have a Samsung A50 Android phone. I am getting message that USB storage has been removed restart your phone. So I do that and nothing happens. I still get the error message. How can I fix this?
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17 views

What is my overseas Hardware and how to Flash it?

My phone was bought online and it came from overseas. Various benchmarks have determined that my phone's Android system and hardware does not match the description given on the site or the About Phone ...
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23 views

What are android batteries PIN type?

I'm trying to determine the different PIN types of the batteries used in Android, specifically to those batteries that use flex cable. For example; The image above is a sample of batteries for Xiaomi ...
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25 views

Xiaomi phones battery compatibility

Xiaomi phones have several batteries, for example, BM35, BM21, BN43, and etc. I'd like to know the compatibility of those batteries, for example, if BM35 has the same pin and size as BM21 something ...
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82 views

Unlock phone with adb without text or keyevent input

Is there a way to unlock an Android phone with adb using adb shell without a keyevent input?
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55 views

Sony Xperia Z5 turning off after showing Sony Xperia boot logo

Here we are, I have a Sony Xperia z5 dual. I do not want to use flash tools and lose my data. The problem is that my phone starts and when it tries to load android it turns itself off and the red LED ...
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40 views

Is it better to charge your battery above 50% or let it go down, technically speaking? [duplicate]

Following up on this question: Is it better, when the battery is at 40% to let it drop (use the phone until it's 30% for example) or to let it charge to 70%? As far as I understand 50% is the "...
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42 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
52 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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27 views

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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22 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 ...
2
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0answers
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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30 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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42 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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42 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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0answers
24 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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0answers
35 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, ...
2
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0answers
137 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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0answers
16 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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1answer
2k 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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17 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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0answers
28 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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0answers
23 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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47 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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0answers
117 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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0answers
24 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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22 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'...
3
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3answers
1k 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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37 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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28 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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0answers
17 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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0answers
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 ...
0
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1answer
114 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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0answers
17 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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37 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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0answers
2k 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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0answers
156 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. ...
0
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1answer
58 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 ...
0
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0answers
33 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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0answers
56 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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