Questions tagged [diagnostics]

For questions specific to diagnosing a problem, whether hardware of software based.

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Diagnostic mode in Nexus 5 - Cannot access dev/diag directory

I am currently trying to enable diag mode on my rooted LG Nexus 5 (android 6.0.1), in order to work on a network traffic analysis program. This program requires access to dev/diag directory, which for ...
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18 views

How to debug boot loop?

I have a boot looping Samsung Galaxy S4 Mini LTE (also known as GT-i9195 or serranoltexx – this is not GT-i9195i or serranoveltexx). Current behavior: when the phone is off, pressing power button ...
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69 views

MI Max 2 soft-bricked

Okay here is what happened Yesterday I restrated my phone beacuse the volume and power keys were acting funny but instead of booting into the system in boots into TWRP btw just in case I installed a ...
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86 views

How can I enable last_kmsg?

I'm trying to diagnose a random reboot on LineageOS 14. last_kmsg is not in /proc, nor it is in /sys/fs/pstore/console-ramoops. EDIT: ~# mount | grep PSTORE ~# mkdir /mnt/pstore && mount ...
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581 views

Google Apps not responing even after factory reset

I have a very annoying problem with my phone's Google Apps, which I cannot resolve or even diagnose. It affects Google Play, Google Maps, Chrome, Youtube, Google Settings, Account managing, and ...
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278 views

Internal Storage Dying? (S.M.A.R.T. equivalent?)

I suspect the Internal Storage on my device is failing. How can I confirm? If this were a computer, I would check the S.M.A.R.T. data for each storage device. I am looking for something similar. ...
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21 views

Detect damage to device after dropping it?

I dropped my Pixel. The screen is cracked and doesn't light up. But the phone still works - it rings and vibrates when I get a call. I'm considering replacing the screen myself, but before I buy the ...
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5k views

Why would I automatically share usage and diagnostics data?

In my Android settings (Version 6) I have the option to activate "to automatically share usage and diagnostics data". I suppose that this will help certain developpers - and of course Google - by ...
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32 views

Smartphone not booting up even after firmware reset, but after sales service says “defect not found”

My Sony Xperia M5 is not booting up. The screen is off, no LEDs are lit, it doesn't react to any buttons. It already happened several times. I wasn't doing anything specific, just was using it ...
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292 views

How to diagnose Android phone that is not working properly via vehicle bluetooth?

I connected an Android phone to a vehicle via bluetooth to make/receive calls. Connecting the device via bluetooth was simple. Making calls, however, was a challenge. The vehicle reports that the ...