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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0
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2answers
333 views

Uninstalled system keyboard

I rooted my phone and uninstalled keyboard application without backup.. Now i removed my root. I need keyboard. My phone is galaxy star pro. Android version 4.1.2. Help me.
3
votes
1answer
12k views

How to access Samsung Galaxy S2 storage while phone is off

My Galaxy S2 recently froze while browsing facebook using Firefox (the loading animation kept playing though), then shut down after a minute. I haven't been able to turn it back on since then. I tried ...
1
vote
1answer
336 views

Galaxy S5 G900V startup failure with inconsistent symptoms making troubleshooting difficult

o/ My Samsung Galaxy S5 suddenly and quickly started deteriorating a few days ago. I did also install a software update from Verizon about a week ago, but what's odd is how the symptoms worsened ...
1
vote
1answer
5k views

Asus Zenfone 6 doesn't see SIM cards, keeps booting itself. How to troubleshoot the issue?

I have a problem with Asus Zenfone 6 device, which worked well on stock firmware with minimal amount of additional installs for about a year. This is a dual SIM phone and it has both SIM card slots ...
0
votes
1answer
13 views

Video file is not readable when trying to upload

I recently downloaded a zip file with two .mov video files in it. Once I unzipped the file onto my Android phone (HTC One), I converted the file using a Media Converter app. I can play the file on a ...
0
votes
1answer
56 views

Nexus 7 Google Logo Boot-Loop

My stock Nexus 7 was working fine until I turned it on. The lock screen was frozen. I then hard reset the device and turned it back on. On boot the tablet gets stuck on the Google logo and never ...
0
votes
1answer
39 views

Lenovo A6000 isn't turning on

I slept at around 3 am and woke up around 1 pm, and then when I checked my Lenovo A6000 it was not working. It showed me a blank screen. I pressed the power off multiple times and it keeps blinking ...
0
votes
1answer
2k views

Reverse tethering isn't working completely

i connected my phone to my pc's ethernet connection via (USB cable) reverse tethering AndroidTool on my PC and USB tunnel on my android. Now, the problem is, it is going well with UC browser but isn't ...
0
votes
1answer
222 views

How can I diagnose slowness in an Android device?

In Windows PC, when some computer is very slow, I use software like SysInternals Process Explorer to check background programs that is using more CPU/RAM. I use SysInternals AutoRuns to disable auto ...
0
votes
1answer
380 views

How to troubleshoot wifi connection problem?

Like some other people, I am plagued by the issue with gray wifi bars with a tablet running 4.2.2. I tried all recommended solutions: disabling power saving, switching between AES/TKIP on the router, ...
0
votes
1answer
219 views

HTTPS sites no longer load on my Android after installing cert to truststore

I have a rooted Android 4.3 JellyBean. I was testing something and trying to install the certificate for Charles Proxy so I could sniff some SSL traffic. I was able to push the Charles certificate to /...
0
votes
1answer
334 views

How do I get my Android tablet on my network without getting stuck in a reboot loop?

I recently acquired an Android tablet PC (this thing: http://yourfirstsmartphone.com/android-tablet-pc/). I have not altered it at all from the factory fresh settings (in fact in attempt to solve the ...
0
votes
1answer
422 views

Light of Back button is not working on my Android mobile

I have Android Fly F45 S. From yesterday I am suddenly seeing that my Android mobile back button light is not working. The back button is working but the light is not lighting. I have never dropped it ...
0
votes
1answer
10k views

Omega ROM 4.4 bootloader/modem problems

Hi I was wondering if anyone else has had problems with this ROM update OMEGA ROM for Samsung Galaxy S4 I9505 I have followed the steps to flash the boot loader (completed successfully). Flashed the ...
0
votes
1answer
36 views

my android tablet isnt tworking

I had a new tablet for Christmas and it worked properly. Today it just wasn't doing so well: I turned on the power and swiped my finger on the screen to unlock it. Then, When I touch an app it said ...
0
votes
1answer
579 views

Was it my rooting that caused my Android to malfunction? Or what was it really?

I finally rooted my phone around a week ago, amidst all those battling feelings, and I used it for around 4 days. While the phone was charging through the USB port of my computer, I remember like ...
0
votes
1answer
338 views

Why my sdcard suddenly re-mount when phone in use to play game, watch movie or idle?

I'm still newbie to android, I'm a little confused whether my android phone fine or damaged, or my sdcard is broken, because when I use the phone to play games, watch movies, or is in the idle ...
0
votes
1answer
1k views

High CPU usage from UEventObserver and inputmethod.latin (Nexus S)

I have kept my Google Nexus S up to date with the latest Android O/S since I've owned it and its always had performance problems to varying degrees. I'm currently running: Android version: 4.1.2 ...
0
votes
1answer
303 views

ghost key and unpressable keys issue on android HTC desire Z

On my screen the area where the letters "w e r" and "a s d" seems to press itself on its own, to a point most of my apps are inaccessible. If I have to write a text message or dial a number, I have to ...
-1
votes
1answer
2k views

How do i unbrick my lg sunshine

I had app hangovers restarting over and over again and could not open my settings on my phone app or any other application so I open the back of the phone and turned it off by pulling the battery out ...
-1
votes
1answer
64 views

Why does reinstalling an app sometimes work to fix problems?

It's not uncommon for people to recommend reinstalling an Android app if it isn't working properly. For example, see this post on this site. Why does this sometimes work? What is goes wrong with ...
4
votes
0answers
939 views

Music playback stops randomly

I have bought the Xperia ZQ (Xperia ZL's alias in Brazil) C6503. I am experiencing a very annoying problem: from time to time the audio playback in any audio app just stops. If I hit play again it ...
3
votes
0answers
628 views

How to Diagnose WiFi Issues?

My Samsung Galaxy S4 (GT-I9515) with Android 5.0.1 does not connect to one particular WiFi any more - the Eduroam network at my workplace. The network is listed in the available networks list, with ...
1
vote
0answers
59 views

Whatsapp only lets me delete the profile picture [Solved]

Recently, I wanted to change my profile picture on whatsapp for another one, but when I tried to do that, only the option to delete it appeared. This also happens when I want to change the background ...
1
vote
0answers
536 views

how to change the permission and ownership for internal sdcard

I have a problem with my internal SD card on my android 4.2.2. It shows there are no files on the internal SD card but there is a shortcut called "legacy" and I can't write anything on the internal SD ...
1
vote
0answers
250 views

How can I troubleshoot what is causing 'Android OS' to eat up lots of battery?

Are there steps I can take to rule things out eventually leading to a root cause? I am currently using the latest Dirty Unicorn ROM on a Nexus 5. For the same of argument, consider the case where ...
1
vote
0answers
5k views

Run any user apps in safemode?

Some Background My Note 2 has strange slow down after hours of use. After hours of usage system_server and maybe kworker use a lot of CPU, mostly during apps open and switch, it lags badly. I also ...
1
vote
0answers
389 views

MMS messages text disappears

When I receive an MMS message (Android 4.1.2), I can see by the momentary preview that there is text to the message, but when I open it, I cannot find the text, only the image. Anybody have the ...
1
vote
0answers
36 views

What does leaving your device off for a while do?

This page: What should I do before I try advanced troubleshooting says 3) Keep your device switched off for a while. Make sure you remove your SIM card (and the battery and SD card as well, if they ...
1
vote
0answers
968 views

Why: My phone will not install downloded apps. Will not calculate Storge usage % (Audio, Apps, etc.)?

My phone wouldn't install an app the other day (jefitt) so I tried looking at the internal memory (% usage for Audio, etc.) and it wouldn't calculate it (just showed the calculating status for 4 or 5 ...
1
vote
0answers
494 views

Galaxy S2 turns off randomly

I got a problem with my Samsung Galaxy S2 I9100. I have it for round about 8 monthts now and experimented with some custom roms. I installed cynogenmod 9, 10, 10.1 tested Syah Kernel and installed ...
0
votes
0answers
36 views

How to troubleshoot a faulty GPS?

I recently bought a Mobistel Cynus T8 smartphone (with Android v. 4.4), but its GPS doesn't seem to be working at all. I have set Settings > Location > Mode to High accuracy, and the Location ...
0
votes
0answers
104 views

“The certificate was not installed” error when installing a CA root certificate

I am developing an Android mobile application and want to test that the application behaves as expected. I am using the OWASP ZAP intercepting proxy for this purpose. The application communicates to ...
0
votes
0answers
118 views

Unfortunately settings has stopped

I have a lg Optimus Exceed 2 (VS450PP). I have been using it for experimentation and had to do a factory reset. When booted back into Android, I received a settings f/c. I have tried to enter the ...
0
votes
0answers
42 views

Twitter app corruption (Play Store error -504)

I was browsing on twitter yesterday when my battery died. After charging my phone It crashed whenver it tried to launch. I tried to clear all the cache data and it still crashed, so I tried to ...
0
votes
0answers
66 views

How to debug Android crashing?

My Android Samsung Galaxy Alpha keeps crashing with no obvious pattern. Also, it's not a common crash where the screen just goes dark, and the system reboots.. it actually goes into a shutdown ...
0
votes
0answers
23 views

hardware or software

In the last month my S6 restarts or freezes randomly. I tried clearing the system cache through recovery and also some apps cache. removed all unnecessary apps and reset configuration to the very ...
0
votes
0answers
71 views

Nexus 5 has awful Wi-Fi

Ever since I bought the phone a few days ago (I believe it's manufacturer refurbished), it has not been getting any decent speeds. I've already tried factory resetting it many times and fiddling ...
0
votes
0answers
65 views

Samsung Galaxy S2 phone keeps periodically detecting that charger is plugged in even when it's not

Samsung Galaxy S-2 phone keeps periodically detecting that the charger has been plugged in, apparently randomly I have noticed, however, that if I keep using the UI of the phone it doesn't happen, ...
0
votes
0answers
812 views

Using the Cerberus shell to input commands

I'd like to use the Cerberus shell to input commands like taps, swipes, and text. I know how to do it using the command line and ADB shell, but I don't have USB debugging enabled on my Nexus6, so I'm ...
0
votes
0answers
304 views

How to test wifi adapter?

My VPN keeps disconnecting and I'm wondering if it's a problem with the wireless adapter. Is there a way I can test? I'm using the Xperia Z2 and there's ways to test the built in hardware like the ...
0
votes
0answers
127 views

Phone app crashes during phone calls

On my Android phone the Phone app will crash when taking or placing calls is there some way to replace the phone.apk?
0
votes
0answers
3k views

Phone screen went black after getting wet and will not turn on

My phone got wet in the rain, and the screen went black and will not turn on. I left it alone for 2 hours but to no avail. Now I'm charging the phone and it still wont work, the phone just vibrates ...
0
votes
0answers
487 views

Phone storage not mounted , after using USB storage shows “Application not installed”

Earlier when I used to connect my phone (A jelly bean 4.2.2) to my computer (OS: Ubuntu 12.04) both my memory card and phone storage gets mounted automatically, but recently only my memory card gets ...
0
votes
0answers
433 views

I can't connect to server via PAW server app? Why not?

I have installed PAW server, and it says to open the provided IP address in a web browser and port number to configure the server (from device itself). I try it, and the page loads for a minute or so ...
0
votes
0answers
163 views

Why is my Wi-Fi connection saying “no account found” when I try to connect via wireless networks?

I have enabled Wi-Fi. I try connecting to various networks, and during the IP address obtaining process, the notification will popup from the Wi-Fi app saying: "No account for ___________ network. ...
0
votes
0answers
408 views

How to troubleshoot missing sounds?

I have a strange problem with my Droid 4: sometimes it stops playing sounds (or music, or ringtones), and I can't figure out if there's something in particular that triggers this. The only fix I could ...
0
votes
0answers
304 views

How to speed up switching pages in a PDF?

How can you speed up flipping between pages in a PDF (currently using ezPDF on a Nexus 7)? What's the function that determines how fast a PDF can flip pages between? I thought it would be a function ...
0
votes
0answers
476 views

“Save Image” doesn't work

Using Android 4.0.4 on the LG Optiomus P970 I cannot save images from browsers. When using the preinstalled browser (not Chrome on this device) tap-and-hold brings up a context menu including "save ...
0
votes
0answers
8k views

Samsung Galaxy Ace not detected AT ALL on Windows 8 Pro

Here is the exact same problem but with a different phone: Unable to connect Galaxy S3 to PC via USB This is not the standard device on recognized ordeal but a device is not even being detected at ...