All Questions
7,577
questions
11
votes
2
answers
6k
views
Insufficient storage updating Android app [duplicate]
Every time my Nexus S attempts to update Chrome, It displays an error stating "Insufficient storage available". According to "Manage apps" I have 412MB of internal storage available, which should be ...
11
votes
4
answers
7k
views
How do I "train" Face Unlock?
After updating my UK HTC Sensation to Android 4.0 I was keen to try out Face Unlock. I'm happy to say that it works reasonably well, however the setup process has led to me having a query.
When ...
11
votes
1
answer
18k
views
Why can I not assign exec permissions to a file on the SD card?
shell@android:/sdcard/SW # ls -l
-rw-rw-r-- root sdcard_rw 128 2012-09-22 11:42 usb0config.sh
shell@android:/sdcard/SW # chmod 777 usb0config.sh
shell@android:/...
11
votes
2
answers
7k
views
Network Error when invoking Google Now
When I try to invoke Google Now by swiping up from the Home button, I get the message "Network error. Check your network connections and try again". I have a solid WiFi signal, and searches from the ...
11
votes
3
answers
5k
views
Does GPS require clear view of sky to lock satellites?
I have been reading conflicting information about the GPS signal lock in the XDA Developers Forums.
Certain users say they have to be outdoor to get any lock in to satellites, others say they could ...
11
votes
2
answers
26k
views
Is there a way to cache YouTube videos after playing them?
I have an HTC Desire, and the default YouTube app does not cache the video after it plays the first time. The second time you play, it downloads the same video a second time, but I would like to cache ...
11
votes
2
answers
57k
views
How to emulate a NFC card with an Android phone?
I have installed several "NFC tools" apps, and I am able to read a NFC door card. It seems to be able to duplicate it (when I'll have a blank NFC card) or even write new NFC tags.
But I'd like to do ...
11
votes
1
answer
9k
views
What does this notification icon that looks like an arrow with a plus sign mean?
I'm running stock Android 4.4 on my Nexus 4, and I keep seeing this weird icon that looks like a gray tag or arrow with a plus sign in it.
I don't know any app that does this, and there's never a ...
11
votes
1
answer
9k
views
Why does my phone use Google Public DNS?
I was just curious to know what DNS server my phone used. So I launched a terminal emulator and I entered:
$ cat /etc/resolv.conf
nameserver 8.8.8.8
nameserver 8.8.4.4
As you can see, my phone uses ...
11
votes
1
answer
18k
views
What is the .android_secure Folder?
On my currently working Android 4.4 phone, much of my apps and data is on a MicroSDHC card and I am trying to find what to preserve and port to a new phone. As I am trying to move from an old phone to ...
11
votes
2
answers
20k
views
How Do I Get Rid of Apps from Play Store Update List?
For the past few months, I have had the following items in my Play Store update list:
I do not have these apps installed on my device. I do not want these apps installed on my device. Yet I do not ...
11
votes
6
answers
24k
views
Can't transfer file from Ubuntu to Samsung Galaxy tab 10.1
when connecting my Samsung Galaxy tab 10.1 (USB debugging off) to my PC running Ubuntu 10.10 the device seems to be mounted properly, but I can't transfer any file (I always get "Error creating ...
11
votes
1
answer
3k
views
Any way to dial international calling codes automatically based on my location?
I do a fair amount of international traveling (currently mostly between the U.S. and Mexico, but will be visiting Europe, Africa, and South America soon, too), and am looking for a dialing app that ...
11
votes
4
answers
7k
views
How to show only Gmail's contacts in the Contacts app?
I have recently reinstalled Android on B63M due to some problems with the SD Card. I decided to keep all my contacts only in Gmail, as a centralized solution to avoid problems in the future. I do not ...
11
votes
9
answers
133k
views
Application stuck in "Installing..." stage in Market
I'm having the problem mentioned in the title on my Samsung Galaxy S. I updated the app Dock Simulator and for some reason it got stuck while installing. Now it shows the scrolling green bar in the ...
11
votes
4
answers
44k
views
How is the default screen orientation in android specified?
On android phones, the orientation typically defaults to portrait. When you disable auto-rotation, the screen will always remain in a portrait mode.
On android tablets, the orientation typically ...
11
votes
2
answers
28k
views
Are there any lollipop lock screen settings?
On Lollipop it seems that the default "swipe" lock screen has changed a bit for my N5. For years I have been trained to swipe horizontally to unlock the device. Now with the lollipop update swiping ...
11
votes
1
answer
1k
views
What does "Battery Use" tell and how is it implemented?
I have several questions about "Settings -> About Phone -> Battery Use", mainly because I don't understand what exactly those items mean.
(1) Does "Cell standby" indicate the energy used by the radio ...
11
votes
6
answers
34k
views
How to make certain apps turn on GPS automatically?
Is there any way to have certain apps automatically turn on GPS when they launch (or at least prompt me if I want to)?
For example, if I use voice commands to ask for navigation directions, and GPS ...
11
votes
4
answers
126k
views
How to download files from the Web in the Android Browser?
After trying for a long while to figure it out, I still cannot convince my Android browser to save the file from a web link. If the link is a picture, holding over it and pressing "Save As" saves the ...
11
votes
3
answers
15k
views
Applications are not installed with adb restore
I have non-rooted Android 7.0 device (NVIDIA Shield Tablet) which was previously backed up with
adb backup -apk -shared -all -nosystem -f mybackup.ab
But restoring it with
adb restore mybackup.ab
...
11
votes
6
answers
8k
views
how to sync phone memory with pc?
Before Jelly Bean forced us to use MTP mode (mass transfer protocol) instead of Mass Storage Device, It was dead simple to backup my phone to my pc, because I only needed to plug it in, and sync the ...
11
votes
1
answer
3k
views
Number recognition of company number ranges
I would like it, if it was possible to program a number range of a company in my phone as a pseudo-contact.
For example, I know my company has a thousand telephone numbers in a block. I have a number ...
11
votes
5
answers
80k
views
Moving installation location on non rooted Android 5 Lollipop device
I have a Moto G (2nd generation) with Android 5.02 on it. Internal SD card is about 8Gb and I have an external SD card with 16Gb free space.
Moving application to SDCARD from the application's menu ...
11
votes
2
answers
44k
views
What's the difference between Data and Internal Storage?
I came across installing ROMs, but I can't install it because I need to wipe some things ...
It told me to wipe / do a factory reset ...
Then, when I go to the Wipe Section of the TWRP Recovery, ...
11
votes
2
answers
8k
views
Performance comparison between internal and external memory
What are the performance differences between phone's internal memory, the internal SD card, and the external SD card? I wonder if that counts when deciding where to store apps. What technologies are ...
11
votes
4
answers
117k
views
Can I connect my android phone to the LAN, via an ethernet cable?
I want to connect my Galaxy S2 HD LTE SHV-120S Android version 4.0 (rooted) to the internet via a LAN connection. I am sensitive to wifi and network radiation, hence want to make a line connection and ...
11
votes
4
answers
23k
views
How does compass calibration work?
I am wondering how compass calibration works / why e.g. drawing an 8 or rotating the phone to all 3 axis works (or at least shall work) - I mean I would understand the calibration process, if an ...
11
votes
5
answers
83k
views
Error looping, "Unfortunately, Setup Wizard has stopped."
With my S4 running CM13 I'm now getting this error,
Unfortunately, Setup Wizard has stopped.
How do I resolve it?
11
votes
2
answers
2k
views
Why does taking a screen shot require root access? [duplicate]
I was thinking about this and I don't understand the reasoning behind it. iPhone users have this capability out of the box, and yet Apple is far more protective of their devices.
Whether this turns ...
11
votes
3
answers
4k
views
How to take a screenshot on a Kindle Fire?
I ran across this question posed on Twitter by Anil Dash:
Is there really no way to take a screenshot on a Kindle Fire? Huh.
I know it's early to tell, but does anyone know if this is true about the ...
11
votes
3
answers
3k
views
Why do we need Kies (ADB driver) in Windows but not in Linux?
Why do we need an ADB driver in Windows but not in Linux?
I have been working on Android for the past few months in Windows. To run my project on my Samsung device I had to install Kies first. ...
11
votes
1
answer
20k
views
Is there NTP like time syncing for non rooted phone?
I need from time to time sync clock on android phone from internet. Traditional way on non mobile devices is to use NTP servers and daemon.
To run NTP daemon and automatically set time on android ...
11
votes
4
answers
11k
views
How do I stop apps from getting killed while sleeping?
I have a Droid 2. I have a long, resource-intensive game (spectral souls) that I would like to leave running while I'm not using my phone. If I hit the Android "Home" button to get back to the home ...
11
votes
2
answers
4k
views
Turn off cellphone (SIM) radio
How do I turn the cellphone (SIM) radio on an Android phone?
The radio consumes a lot of power (30-70%), especially when the phone is idle. Sometimes I only need to use other functions (e.g., clock, ...
11
votes
6
answers
26k
views
SD Card keeps getting unmounted on my HTC Desire
The SD card in my HTC Desire keeps getting unmounted every now and then and it's very annoying. From what I'm seeing, the SD card is removed only when some kind of multi-tasking with the files on it ...
11
votes
2
answers
3k
views
Open source / trusted rooting app for Android / Motorola Defy?
I found a lot of compiled rooting exploits for Android, but not a lot of source code.
So, how can I trust an exploit able to take SU rights on my mobile device? How can I be sure there is no root-kit/...
11
votes
2
answers
17k
views
Completely disable the fingerprint sensor
I don't really like all the hype about the fingerprint sensor, I'd rather like to have it killed down, so that it doesn't register any fingerprints.
On a desktop Linux I'd simply modprobe -r the ...
11
votes
7
answers
15k
views
Is there a real time wifi traffic analyzer for Android?
I'm using SugarSync to sync files between my phone and my computer, but I'm not sure if things are actually working as they should.
It would be great to watch Android network traffic in real time.
...
11
votes
3
answers
3k
views
Do I have to backup Titanium Backup's keys?
I just bought Titanium Backup and set up a scheduled encrypted backup of user+system apps and data, followed by Dropbox sync. Assuming I remember the passphrase, is all the data required for ...
11
votes
8
answers
91k
views
Unsupported File Type: Why did my Samsung Galaxy S suddenly stop supporting MP3s?
All of a sudden my Samsung Galaxy S claims to not support mp3 files (the phone has been idle for a few hours, I did not touch anything). Ogg files however still play without problems. When this ...
11
votes
3
answers
75k
views
How to install a web certificate on an Android device?
To gain access to WIFI at university I have to login with my user/pass credentials.
The certificate of their website (the local home page that asks for the credentials) is not recognized as a trusted ...
11
votes
7
answers
92k
views
Can I get a notification when an email arrives in a sub folder?
I have a number of sub-folders set up on my work email with rules moving certain emails into these folders automatically. On the Galaxy S3 I can see these folders, and can 'auto-sync' the folder, but ...
11
votes
4
answers
44k
views
What is causing music playback to stop/pause unexpectedly?
Moto DROID v1
Android 2.2.1
Is anyone else experiencing random music playback stopping/pausing on their handset? Do you know what is causing it, or how to prevent it?
I've been trying to get to ...
11
votes
3
answers
89k
views
How to get the installation date and time of application?
I want to find the installation date and time of the applications in my mobile. Where is it stored? In Ubuntu it can be found from the /var/log/dpkg.log. What about Android? I am using Android 4.1.2.
11
votes
1
answer
32k
views
A way to get location coordinates from command line
I'm looking for a command line, or a series of commands that can dump or list the latitude and longitude on a rooted device.
I connect to a device using ADB shell.
A way that will cause the ...
10
votes
3
answers
463
views
Where can I find a thorough introduction to Android?
I recently bought an Android product (HOTT MD500), with no English-language manual. I've used Linux for more than 10 years, so I generally have no difficulty adapting to various interface changes, but ...
10
votes
4
answers
22k
views
Is it possible to determine whether the phone has been rooted or not?
Let's say I buy an "un-rooted" Samsung Galaxy S2 via eBay that's still under warranty:
Is there a way I can tell whether it has been rooted before (with or without rooting it myself)?
Is there a way ...
10
votes
2
answers
59k
views
How to install new Recovery image from .img file
I recently found that I could upgrade to the new CWM touch recovery version for my EVO 4g! However, to do this through the ROM manager app or get it directly onto the phone at all, it required a ...
10
votes
4
answers
86k
views
Run an android Virtual Machine on an android phone
I haven't been able to find an answer for this so I figured I would ask here.
Is there an app or method I can use to create and run an Android Virtual Machine on my Android Phone?
I have a personal ...