Questions tagged [troubleshooting]

Common troubleshooting. You can use this tag when you cannot find a better fitting one. Please read the tag wiki for some first-aid.

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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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How to diagnostically determine the cause for loss of NFC functionality?

My wife has the same phone as I (stock OnePlus 8T Plus 5G, except mine is TMO, and hers is unlocked, both current on updates), but for some reason hers is unable to use the Tap-and-Pay function ...
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Simbans picassotab 9 shutting down

Okay so I have a Simbans Picassotab 9, and it does this thing where it will shut down. It's not like phones or other devices usually do, where just the screen times out and you can press the power ...
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semi-frequent reboots on Galaxy tab; ways to troubleshoot?

I have a Galaxy Tab S6 Lite, Android 11, which I generally love. I have a SD card connected to it. It's 2 years old. Storage-wise, I have tons of space, especially on the SD card. I an experiencing ...
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187 views

Connect to frida server on same device

Is there a way to use frida on rooted emulator without the need for adb? For example, install frida tools on emulator with termux and copying the the frida-server binary on the device, connect to it ...
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Data randomly stops working until turned off and on again

I have been having an issue with my Pixel 4a for a few months that has me stumped. I experienced this on stock Android 11 and also since I just upgraded to Android 12. Intermittently and periodically, ...
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What does a Wi-Fi reset actually do?

For spotty WI-FI connections, a recommended way to fix is to re-boot or toggle airplane mode to reset the connection. Now, in Android 12 one has a feature to do that by clicking the icon with wrench ...
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MKV video files stutters GALAXY TAB 4 SM-T351

So here we are, I have that big ass 10.1 inches screen and with the course of the years I have more and more troubles with playing the videos, especially the ones from Shaanig and MINX torrent ...
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Can't find .nomedia "folder"

I have a lot of folders that I wanted to hide, so I placed a .nomedia file in folder. I accidentally renamed a folder name to .nomedia. and BOOM all the folders including all images are hidden. I ...
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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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1 answer
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Super old email contacts suddenly appears in my phone contacts

When I woke up this morning I suddenly had 6 new contacts added to my contact book on my phone. All of them were emails, some of them I recognize from WAY back but I sure haven't had contact with them ...
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Magisk manager doesn't show any modules

Android 11, Pixel 4a I did something obviously stupid (and worse, don't remember what) and ended up in a situation that Magisk manager wouldn't respond, in the sense it wouldn't show any modules. I ...
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Android phone doesn't start, screen black

So yesterday i picked my phone up from my pocket, the screen was on but just black, and it was blinking (guessing around 7 seconds of, 7 seconds black). After a few hours of doing this, it sounded ...
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Why my Android 5.1 MEDION E4506 smartphone fails to detect BLE smart band?

Why my Android 5.1 MEDION E4506 smartphone fails to detect BLE smart band ? from https://developer.android.com/guide/topics/connectivity/bluetooth-le "Android 4.3 (API level 18) introduced built-...
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Apps killed by android:Redmi S3

Phone model : Redmi s2 Ram : 3 GB My phone is killing apps when more than one app is running. Even when messaging apps are running like messenger. I can't use messenger when other apps are in ...
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Problem with chrome: cascading tab list not displayed, have to do it blindly

Samsung Galaxy S5 Mini Android 6.0.1 Chrome 86.0.4240.198 (latest update at the moment) Just yesterday Chrome's tabbing started misbehaving. When pressing the button to look at the list of tabs, the ...
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Magisk issue :Device rooted but Magisk not installed

Device: OnePlus7, Android 10 What happened Device was rooted with October security patch updated, custom kernel installed and Magisk Manager hidden (to prevent root detection by an app). All working ...
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Friends phone keeps rebooting & other problems

A friends phone keeps rebooting, & when it does it resets their theme to the default theme. A couple times it has gotten stuck on the bootscreen requiring a battery pull to fix it. Just now after ...
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How was the bootloop fixed on OnePlus 7?

This is a weird question , in the sense I recovered from the boot loop but don't know why and how and hoping I get some pointers from the possibly incomplete information. I recently applied monthly ...
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Troubleshooting Device Policy Manager library failure on Android 9

Running MIUI 11 EU ROM/Redmi Note 7 (x86, x64,arm). Logcat: 08-09 02:07:13.089 20371 20371 F linker : CANNOT LINK EXECUTABLE "/system/bin/dpmd": "/system/lib64/libdpmframework.so" ...
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How to fix a phone that always boots into TWRP when OS exists

A friend of mine has this small Samsung device. He forgot the PIN he set on it and decided to hard reset the phone using power button+ volume up +home. That booted into TWRP. He then used the Wipe ...
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Banking apps not working after flashing OxygenOS

Today I clean flashed OxygenOS OB16 Crocus V2 (Android 10) using OrangeFox Recovery in my Redmi Note 5 pro (whyred). And before this, i was using Pixel Experience Plus (Android 10) and before that ...
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1 answer
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How to log errors when using adb pull?

I am using the latest version of adb with the pull command to backup my data. Sometimes adb pull doesn't backup all of my files, so I am trying to figure out which files have not been backed up. ...
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1 answer
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How to inspect HTTPS traffic of a third-party app on Android 9+

I want to inspect inside HTTPS-encrypted packets that an app is sending. It is not my app, I don't have its source code. My device is rooted, so I can modify /system/etc/security/cacert if needed, ...
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First N sec not played from pulseaudio over HDMI on Android TV

I start tv, select input source, set default sink for pulse audio(pacmd set-default-sink 0) and start some playback in mplayer. For some reason, there is like 3-5s delay between command being executed ...
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Can't Donwload/Install/Update any app - Waiting for download

I've got a problem while trying to install/upgrade any app on my android phone, after tapping on install/upgrade it just get stuck with the message waiting for download. Nothing works for me, I ...
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How to login to Oneplus OxygenOS after motherboard change with 2-step verification?

Last time, I had a similar issue with Oneplus 2, I troubleshooted the problem with OnePlus 2-level tech support (nicely organized by Amazon) and they decided after 3rd try that nothing to be done ...
2 votes
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168 views

Lock-screen passwords sometimes fails

I have recently updated from Android 8.1 to 9. Since the update, there's a problem that keeps popping up every now and then. no matter how often I type the password, it does not get accepted. And I'...
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1 answer
19k views

Network Selection disabled by WiFi Manager & Wi-Fi keeps disconnecting

Android 7.1.2 drops WiFi connection. Wi-Fi verbose log says: (network_selection_permamently_disabled) network_selection_disabled_by_wifi_manager
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Why does Android 7 reset default Home app after boot?

Edit: I've got an app that was set as the HOME app that suddenly isn't set as the HOME app. My question is in two parts: Does Android 7 have the capacity to do that on its own? If it does, what ...
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2 votes
1 answer
9k views

What to do when "Stop Supervision" does not stop supervision in Google Family Link

I was using the "Google Family Link" parental-control software to supervise a device. I wanted to stop supervising the device. So, in the Family Link parent app, I tapped "stop supervision". Google ...
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How to determine the cause behind various apps freezing, including system apps?

I understand if this is too broad a question, but on the off-chance there is at least a broad category of problems anyone could point me to... I've had a problem with the phone after asking a third ...
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Something eating CPU on Sony XPeria XZ, how to find out what it is?

I have two Sony Xperia XZ devices, bought both very recently in UK as used-with-warranty. One is working great, but the other (which has a 3 logo come up when booting) apparently has something using ...
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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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2 votes
2 answers
47k views

Bluetooth keeps turning on by itself - Is there a way to determine why? [duplicate]

I saw similar questions but there was no generic answer to the issue. Is there a way to determine what is turning my BT ON? I don't have rooted phone (but can ADB) I got Samsung Galaxy S5 with Android ...
1 vote
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Troubleshooting google maps history

Google maps history worked perfectly with my old phone. Now I have a new one and maps history worked for the first few days, then it started to behave randomly: when it works the data is correct, but ...
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3 votes
1 answer
2k views

Google Keep Not Syncing Notes

Google keep has stopped syncing all of my notes all of a sudden. Notes created on Android phone are not available on the web version and vice versa. It was working all fine till yesterday. The Google ...
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2 answers
236 views

Can't access filesystem from PC anymore

Starting a couple of weeks ago.. I can't access the file system from my PC on my Samsung tablet.. When connecting the tablet via USB to my PC I never get the dialog box where you choose whether or ...
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1 answer
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Screen flicker only on gray backgrounds

I have a Sony z5 premium, and have had many problems with the screen flickering on gray backgrounds. It's fine on white colors, so it may be something software? I am using android 7.0 Thanks
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8k views

Wileyfox Swift won't turn on

My WileyFox Swift phone's battery somehow emptied itself overnight and now the phone won't turn on at all. Battery is 68% full. When I plug the charger cable in/out the phone vibrates and the ...
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177 views

Samsung Galaxy Note 4 stuck in reboot loop - what is the problem?

Here is the situation: My phone (Samsung Galaxy Note 4) turns on and works perfectly fine if I am do not click on any app. Then say I click on some app. If I try to press too many things in too ...
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Phone stopped working, Cant turn it on, Solid red light, weird r/g/b/w stripes

yesterday i had a videochat call from messenger. I had this call about 2mins and then i saw i've got 8percents of battery. My phone usually drops from 8% to 2% but this is not the main problem. When i ...
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1 vote
1 answer
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ALL Android Apps Randomly Crashing?

Recently my Galaxy Grand Prime has been acting weird. All of the apps, including settings, facebook, and youtube have been randmly crashing. I haven't done anything to it like rooting or factory ...
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3 answers
30k views

Constant "<Untitled> Download unsuccessful." notifications

I'm constantly harassed by these "<Untitled> Download unsuccessful." notifications. After taking the above screenshot, I cleared the entire notifications list. Within the next three minutes (...
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2 votes
0 answers
518 views

Phone's power and volume buttons will not work in bootloader

I have recently decided to unlock the bootloader of my BLU Studio X8 HD. I have first installed the ADB drivers and afterwards I have used the command adb reboot bootloader to boot the device into the ...
1 vote
1 answer
261 views

Google Play Store Hangs at Every Step

This week, the Google Play Store is behaving very strangely. It can download or update a single app but not both without being killed! There was an update for Chrome this morning, so I went to Google ...
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9k views

Android apps not working with HTTP proxy [closed]

So I want to redirect my Android phone's HTTP traffic through a proxy running on my computer, in my case Burp Suite. I tried doing so by changing the WiFi settings and also by using the Drony app. ...
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3 votes
1 answer
12k views

Why external microphone doesnt work on some Androids (like LG G5)

I want to solve the problem with new Android phone (I use LG G5; and Motorola-Turbo2 too, but i dont care about it). I use two kinds of microhpones (4 pin) : =========== Wired ========= This mic ...
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1 vote
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LG E980 mostly unresponsive, only intermittently displays a default background image

After the launcher seemingly bugged out on my old faithful LG E980 (5.1.1 Lollipop) yesterday my phone has been unresponsive and acting very strange. To begin with I hadn't dropped my phone or had ...
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1 vote
1 answer
2k views

wpa_supplicant.conf permission

So I'm facing this problem for a while now . What happens is that my phone reboots automatically sometimes and after the reboot I can't use my WiFi . The button is stuck at off: So after doing some ...
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