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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10 views

How to debug a Bluetooth connection?

The Bluetooth connection between my phone (Galaxy Note 2, CyanogenMod) and my car is unstable. It usually connects fine, then disconnects after some time, then I see that the BT icon on the phone ...
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1answer
18 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 ...
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1answer
93 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, ...
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4answers
64 views

How to get why an app crashed?

I regularly obtain the infamously unhelpful "unfortunately crappyApp has stopped working". How to figure out what actually went wrong? I guess there's a stack trace somewhere, though ideally I'd like ...
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votes
1answer
49 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 ...
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0answers
121 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 ...
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1answer
47 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 ...
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0answers
19 views

Galaxy XCover2 keeps shutting down(and occationally restarting) on standby

My Galaxy Xcover2 keeps shutting down when on standby and sometimes - though rarely - when in use. Before this started to happen my phone complained of some sort of filesystem corruption on the SD ...
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1answer
27 views

Internal space near full but shouldn't be and not according to other stats

So yesterday i was seeing how many apps i have installed and i noticed this...according to which only 248 MB is free. Which looks wrong to me too. But that is not the case according to storage ...
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0answers
21 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?
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1answer
86 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 ...
-1
votes
1answer
148 views

no matter what i do my tablet has 0mb space available [duplicate]

Even after a factory reset when I go to settings>storage my tablet has about 120 MBS of space taken up between apps, audio, cached, and misc. But 0 available, can't download anything because of it, ...
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0answers
109 views

Samsung Illusion SCH I110 device crashing random

I'm having problems with my samsung illusion SCH-i110. For the third or fourth time this week, my phone has randomly crashed without an attempted reboot. It happens at random but it always seems to ...
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2answers
55 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.
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1answer
964 views

ERROR : Unknown error when installing the application “-24” [duplicate]

Every time I try to download an app called icoron on my Galaxy note 3 an error message appears, Unknown error when installing the application "-24 Can anyone please help me?
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0answers
410 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 ...
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votes
1answer
3k views

4.4 Update (Sprint Galaxy S3) disabled pattern lock, can i reenable?

This morning I applied the 4.4 update on my Galaxy S3 (Sprint). I noticed that I can no longer use a pattern lock. The message: "Turned off by administrator, encryption policy or credential storage" ...
-1
votes
1answer
79 views

Unable to boot phone after deleting folders in SD storage

Am using a Samsung galaxy duos. I recently deleted everything from my sd card/usb storage and when I restarted my phone, it just keeps displaying the Samsung start screen but it doesn't boot up. ...
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0answers
116 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 ...
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0answers
78 views

Rooted Galaxy Nexus GSM silently fails to reflash/erase - Unable to wipe and its rebooting continiously

I have been struggling for a week. Searching all though the internet. My Galaxy Nexus has suddenly stopped working. It is continuously rebooting. Its rooted but has stock rom 4.3. My problem is, I ...
2
votes
2answers
150 views

What is trying to connect to the network?

When I'm not actively using the network, I usually turn off Wifi, Bluetooth, and Data. Since upgrading from Android 4.3 (stock) to 4.4 (OTA update from my carrier) I notice two things: Battery life ...
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0answers
214 views

WhatsApp registration stuck on the 'Initializing' page

I'd just installed the latest version of Whatsapp Version 2.11.234 but still stuck at initializing page.
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2answers
2k views

Htc one m7 International not recognized in adb mode

I have an htc one m7 running bootloader hboot 1.56. I unlocked the bootloader via htcdev.com The bootloader now shows Unlocked My phone is recognized in adb when the phone is turned on. But when i go ...
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votes
1answer
612 views

I can't answer phone calls in some situations

I have a Motorola Citrus running android. I know this is a lame question, but I am a newbie to android and smart phones. Sometimes I will get a phone call I can't answer. The incoming call screen ...
2
votes
1answer
163 views

How to pair a symbol CS3070 bluetooth scanner with a nexus 7 (2013) tablet

The pairing code asks me to type on the device which has no keys. Is there a work around?
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0answers
26 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 ...
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0answers
433 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 ...
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0answers
243 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 ...
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0answers
391 views

Signal and Wi-Fi coverage loss on Samsung Galaxy S4

I have a Samsung Galaxy S4 (i9505), rooted with CyanogeMod 11. Recently, I moved to the stock Samsung ROM with the KitKat update, and I noticed a big loss on both signal and Wi-Fi coverage. How do ...
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0answers
27 views

My nexus S don't restart

My nexus S don't restart. A couple of hours ago the start button don't work. No battery charging display when the phone is plugged
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votes
0answers
104 views

Why won't my Galaxy Note 3 stay in debug mode?

When I put my VZW Note 3 into debug mode using the dev options it'll connect to the PC and in 20-30 seconds immediately disconnect and reconnect as a media device and interrupt any processes I have ...
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0answers
98 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
1answer
5k views

Omega ROM 4.4 bootloader/modem problems

Hi I was wondering if anyone else has had problems with this ROM update http://forum.xda-developers.com/showthread.php?t=2253528 I have followed the steps to flash the boot loader (completed ...
0
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1answer
85 views

Wi-fi stopped working

The other day out of the blue my Wi-Fi stopped working. I've tried fixes I found here in stack exchange (see below), but nothing seems to work. How can I tell if it's a hardware problem or a software ...
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3answers
980 views

What exactly is Device Memory and is it possible to see it's contents?

I'm using Sony Xperia L (Non-Rooted, Stock OS) which shows me I have 1.52 GBs of Device Memory. "Apps and Media" are taking up 0.98 GB and ~240MB is remaining free. I don't understand where all that ...
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0answers
16 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 ...
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0answers
247 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 ...
2
votes
1answer
1k views

How can I determine what is causing my Nexus 4 to freeze?

I have a new-ish Nexus 4 with Cataclysm ROM installed (rooted, 4.3). The device has recently started freezing - being unresponsive to button presses, but with the white LED pulsing. I have to ...
0
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0answers
116 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. ...
1
vote
2answers
61k views

insufficient memory internal but i have Sd card and it still says that error in sufficient storage

When I upgrade an Android application from Google Play, it gets downloaded, then the upgrade stops with the message “Error: Insufficient storage available.” But I have a 32 Gb SD card so I want to ...
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0answers
88 views

Cracked screen 4 months ago, now Black screen

I have Samsung Galaxy S3. Fractured the screen 4 months ago, camera worked intermittently for about a month, then failed, but phone essentially worked, so I ignored it. Now I have dreaded BLACK ...
0
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0answers
171 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 ...
-1
votes
1answer
81 views

Galaxy mini S5570 automatically creates screenshots

It makes screenshots on its own and saves them in the gallery. I delete them but it makes new screenshots. I stopped an running app that says "screen capture" but it does it again. I can't delete it, ...
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0answers
137 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
1answer
201 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
0answers
176 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 ...
2
votes
0answers
375 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
174 views

Double message notifications after upgrading Talk to Hangouts (CyanogenMod 7.2) [duplicate]

Phone: HTC Wildfire OS: CyanogenMod-7.2.0-buzz I recently upgraded Talk to Hangouts, and now each incoming message results in two notifications: one styled like the old Talk, and one from Hangouts. ...
1
vote
1answer
609 views

Do I need to root my phone to get a tcpdump?

I'm troubleshooting my aCal installation and the good folks at aCal asked me for the output from tcpdump -A -- do I need to root my phone and install busybox or can I do this from a terminal emulator? ...
3
votes
1answer
6k 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 ...