Questions tagged [hardware]
For questions about the hardware of Android devices. Note that asking for finding or recommending hardware (phones, tablets, accessories, etc.) is off-topic.
228
questions with no upvoted or accepted answers
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Keeps restarting, stuck in Ultra Power Save Mode
I'm asking on behalf of a family member who has a Samsung Galaxy S5. The phone is unrooted and has been updated but not to Android Marshmallow. The OTA had not been released for Marshmallow for this ...
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3
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How to create a hardware shortcuts in Android 4.3?
I have Samsung Galaxy S4 GT-i9500 running the latest firmware with Android 4.3.
I want to create "hardware shortcuts".
For example, if I hold volume up and home at the same time, then it'll open an ...
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2
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How can I tell if my International Galaxy S3 is suffering from Sudden Death Syndrome? If it is, how can I fix it?
I have a 16GB International Samsung Galaxy S3 (XEF) running the latest firmware, 4.1.2 (yes, the Premium Suite update, I was thinking that this would've fixed it but it seems not) with baseband XXELKB....
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Android phone lost, Data wipe after password change
Here's an urgent situation regarding phone robbery:
My android phone (note 8) gets robbed and as far as i know it has not lost its way to some general person. It was robbed by force, so people ...
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Question regarding Google Play app compatibility check, x86 vs. ARM architectures, etc
This is more of a hardware question than anything, but it has to do with Android.
I saw on this question, somebody saying that Android apps were architecture independent, and should run on ARM/ARM64/...
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4
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Nexus 5 WiFi problems
I believe it's somewhat well-known that the Nexus 5 has had more than a few hiccups with certain wifi networks. However, I'm not sure that the main reasons for wifi connectivity issues is as well ...
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How to determine the architecture (32 v. 64 bit) using only the phone
On a computer, it's pretty easy to find out if the system is 32 or 64 bit.
I have a Nokia G21 and a Huawei P10 in front of me, and both tell me the various things: the model designation of the phone, ...
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Fingerprint sensor on Samsung Galaxy Wide 2
My phone, Galaxy Wide 2 (SM-J727S) is a device made for students in South Korea, and it blocks internet, wifi, mobile data, and stuff like that (maybe an irrelevant information, but anyway).
This "...
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3
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What specifies the maximum supported sdcard capacity of a mobile phone?
I often see this in mobile phone specifications: "microsd card supported, up to 32gb"
Is this limit really real?
Does it depend on hardware or software?
How to know for sure (e.g. using a software) ...
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Onboard ethernet drivers for Android-x86?
I have recently installed Android-x86 6.0 RC1 on a USB Flash drive, so I can test compatibility in various PCs and notebooks. One thing I noticed is that the Ethernet card is never detected (probably ...
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votes
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answer
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Moto E (1st Gen) Bootloader Unlocking
There was some problem with my 1-yr-old Moto E 1st gen. It got dead and after some time the dead android guy appears with some red-blue thing on its chest. It appears for half a second. I pressed ...
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Inspection checklist for new android mobile devices
Many factory faults and bugs in an android device are discovered by the user long time after he/she receive it. Early discovering of faults/bugs in a device is needed when there is a short return ...
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answer
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Can I open a photo in a text message without using my data?
I got a Motorola Razr-V phone and received a text with an attached photo. Is it possible to open using Wi-Fi,not my phone data?
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What kind of hardware is needed to run Skype well?
I have been asked to choose a cheap tablet to buy for Skype video calling. The person who will use it isn't going to do anything fancy else, just videocalling her daughter at evening.
I have seen ...
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3
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answers
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How to get the phone production date via ADB?
How can I get programmatically when the phone was manufactured?
Is there any framework, instrumentation or toolset like Windows WMIC that allows unequivocally get hardware parameters of the device?
I ...
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What are the differences between the two Samsung Galaxy Tab 4 7.0" models?
I have just got a new Samsung GALAXY Tab 4 7.0" (SM-T230NU).
What is the difference (or improvements) between the 'stock' SM-T230 model GALAXY Tab 4 7.0" and the 'newer' SM-T230NU, recently released ...
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How can I have an Android tablet to dial an Android cell phone to make calls?
I would like to initiate a cellular call from an Android tablet. When doing so, I want to do so without touching the phone.
Additionally, I am wondering about using the tablet as a headset with a ...
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2
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answers
318
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User-settable Root of Trust supported devices
As mentioned in Android doc
Devices can optionally allow the user to configure the root of trust (for example, a public key). Devices can use this user-settable root of trust for Verified Boot ...
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2
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0
answers
788
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Replacing a Galaxy S10 internal storage
I have an old Samsung Galaxy S10 that's completely smashed up. I've been trying to recover the data for some time now. The issue I'm having is when I charge it up and power it on, it sounds like it's ...
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2
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Custom boot image
I have a smartphone (Xiaomi mido) with a corrupted eMMC, but it seems I can load a boot image into it and run it. I would like to experiment with low-level programming in Rust, such as the display and ...
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2
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Connecting a DVD/CDROM reader through USB OTG
can CDROM/DVD readers be recognized and managed as standard USB mass storage?
Does Android include drivers or libraries to read this quite standard hardware?
Are drivers or root required?
Any tip ...
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2
votes
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answers
40
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Problems with long term rooting of phone, data loss and OS updates
I'm in the market for a new phone. I use a specific app for internal use that requires the phone to be rooted (or use a MediaTek chipset but they are mostly used in low end-phones and I want a medium-/...
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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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2
votes
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answers
909
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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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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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2
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107
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Are VoLTE standards same across the world?
I have a SIM-free Galaxy S9+ (SM-G965F/DS) model. And in my home country (India) VoLTE works fine on it. I'm moving to Japan soon and was thinking of getting a Japanese SIM (The name of the carrier is ...
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2
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answers
27
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microSD card performance issue
I have some microSD cards and I noticed a weird behaviour: larger microSDs give lower results!
For example, using them on my Note 8, I get these results:
Code:
64GB -> R: 70MBs W: 35MBs
128GB -&...
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2
votes
0
answers
79
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How to test SD card for suspected fault, or validate correct performance, within Android?
I have a Samsung S7 running LineageOS 14.1 (=Nougat 7.1). Since purchase I've used it with a 60GB Samsung SD card. I know that fake SD cards are out there, so on this one I bought direct from Amazon ...
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answers
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Touch screen only works when charging
My Xiaomi Redmi 3s's old screen was broken so I imported a new LCD+Touch-screen with frame from china. After fixing the new LCD, the touch screen(LCD is working perfectly) is not working but the ...
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2
votes
0
answers
49
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Partial display failure
The lower 1.5 to 2 cm of the screen of my OnePlus 3 failed:
(The white part in the middle is just censored information. The problem only exists in the bottom.)
When I power my phone completely off,...
- 245
2
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0
answers
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For what purpose does the Google Play Store use the PHONE permission?
I noticed that, by default, the current version of the Google Play Store has access to the PHONE permission.
For what purpose does the Google Play Store use the PHONE permission?
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2
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72
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Encrypting Phone Calls?
When we perform the system encryption on a device, can the calls be encrypted too?
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Why does my Android device unlocks to a non-responsive black screen?
Device : Nexus 5, running a freshly installed Paranoid Android 6.0.3 ROM. Device is empty except for some system and a few Google apps.
Here is the loop I'm stuck in:
Pressing power button brings ...
- 121
2
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0
answers
89
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What's the logical name for Android's native GPS interface?
I'm trying to identify and locate the /dev/ pseudo-file that corresponds to the onboard, hardware GPS devices; installed in most modern Android smartphones, and tablets. I know that it probably varies ...
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2
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Estimating life span of a device model
I'm currently looking into buying an Android smartphone. Naturally, I'd like to keep using it until the hardware becomes technologically obsolete -- which, according to my prior experience with PCs (...
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2
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Is it the hardbrick. Phone is not turning on neither by forcing it by pressing vol up,down and power button
I have flashed a stockrom downloaded from the internet from the given link to my qmobile z10 mtk6753, using SP flashtool
https://docs.google.com/uc?export=download&confirm=45sO&id=...
2
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2
answers
83
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Are Apple headset volume control buttons not compatible with Android phones?
I have recently transitioned from the iOS ecosystem to the Android ecosystem, and I just realised that although my iOS headsets can be used to pause and play the tracks and receive calls, their volume ...
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2
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0
answers
87
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Galaxy Note 3 requiring pin for lock-screen due to e-mail account
After syncing my work email with my new Samsung phone I received an on screen notice that in order to have the account synced with my phone I was required to have a password on my lock-screen.
This ...
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2
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0
answers
365
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HTC Desire sticky power button
I have an HTC Desire that is 2 and a bit years old and in the hands of my wife and baby, now has a power button that barely works. Luckily the ROM I'm using allows the device to wake with the select ...
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1
answer
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Physical placement of specific sensors in Google Nexus 7 (2012)
I am working on a project that requires me to know where specific sensors are physically located inside the device. I can estimate the location of NFC and light sensor (of course) but what about other ...
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answer
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Identifying an unknown Android tablet through adb/shell without relying on build.prop
I obtained a cheap unbranded tablet from a friend, without a box or anything and I need to figure out what kind of tablet it is, through software.
What I've established so far is that the tablet is ...
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answers
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How do I access information about my samsungs app activities from months back
How do I access information about my samsungs app activities from months back. What apps I used and for how long? I need this information for school.I know about the 7 day interval. I want to find ...
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How do I physically remove the radio chips on a phone?
I recently dived down into the world of privacy and looked at how many privacy advocates would physically remove the microphones and cameras on their phones by desoldering them.
However, when I ...
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vote
0
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How to get the phone total uptime?
To describe the issue better I need to define the word "total uptime". We all know what the uptime is: a number of hours since the last reboot i.e. the amount of time when the phone was on. ...
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vote
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65
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The Android system can access the microphone when it is used?
The android blocks multiple aplications using the microphone at same time, for example, but the internal apps or the system can have access to it even on use?
I'm asking this question because I want ...
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1
vote
0
answers
75
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Swissonic UA-2x2 audio interface with Android 11 on Samsung Galaxy S6 Lite
I want to use a Swissonic UA-2x2 audio interface with my Android 11 on Samsung Galaxy S6 Lite to record guitar with an app called Loopify. However, it does not work if I connect everything. I can ...
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vote
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61
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OEM Vulkan support on Itel A48 (L6006s) unavailable despite Android's and Arm's specification
I have Itel A48 (L6006s). I've confirmed that it has a Mali-T820 GPU, which supports OpenGL®ES 1.1, 2.0, 3.1, 3.2, Vulkan 1.0, OpenCL™ 1.1, 1.2 Full Profile, RenderScript™.
However, as I was coding a ...
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vote
0
answers
15
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restarting Phone and touch not working
The phone is behaving as if the power button is pressed forever (confirmed this by removing the power button - volume button strip), also the touch stopped working before this issue happened..(the os ...
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1
vote
0
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TPM (Trusted Platform Module) vs. TEE (Trusted Execution Environment) - can credentials be *stored* on both?
TPM is physically isolated from the rest of the system (i.e. it is a standalone chip on the mainboard), while TEE is a secure area of the main CPU.
The key function of both TPM and TEE is to do ...
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1
vote
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Can someone please confirm expected output from logcat on volume button hardkey press and release?
I have a stock OnePlus 8T+ 5G TMO that has been displaying very strange behavior. It would ask if I want to boot into safe-mode every time I try to power down or restart, and sometimes it would ...
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