36
votes
8answers
169k views

Where can find older versions of Apps?

Is is possible to download older versions of Android applications? Is there some kind of online archive for all versions of Android apps? Like how you can find older versions of some Windows app.
1
vote
1answer
16k views

Can I install a ROM made for a different device?

I own a MicroMax A100. I want to install the latest version of a different ROM (Samsung or Nexus). Is it possible? If so, can you tell me how? If not, can I install a ROM made for a different ...
50
votes
1answer
172k views

What is *Cell standby* and how can I keep it from eating my battery?

Looking up my battery statistics, I almost always find Cell standby amongst the top consumers: I never thought that "idle" would use so much energy. I saw that other people encounter similar ...
12
votes
1answer
37k views

Android Folder Hierarchy

On Android's root (/), what is the purpose of each folder? I want to learn the folder hierarchy structure. I would like to know the differences between Android 2.3 and 4.x, if they have different ...
25
votes
5answers
13k views

My phone was just stolen an hour or so ago. Are there any options for tracking?

I realize this is a long shot, but my phone was lost or stolen a few hours ago. At the time it was stolen, I didn't have any specific applications installed to track it or wipe the data. So... my ...
5
votes
3answers
281k views

Application downloading error (919)

I am experiencing a problem with Google Play in my Android phone. When I download new apps from the Play Store, it completes 100% and then shows me an error: (unknown Error code during application ...
41
votes
9answers
30k views

How do I disable the 'click' sound on the camera app?

When I take a picture it makes a 'click' sound. As this is default behavior, I would like to turn it off. Is there a setting to do so; or if I find+delete the sound file, will there be repercussions? ...
4
votes
2answers
17k views

Configuring ADB for Nexus 4 on Ubuntu 11.10

I'm trying to deploy and test an Android app on my Nexus 4 from my Ubuntu 11.10 computer, but ADB doesn't recognize it. I think I need the Google USB drivers, but I cannot find instructions on how to ...
24
votes
3answers
328k views

How to change the account for Android Market?

I use two Google accounts and add them to . Let's say acc1 and acc2. When I try to buy an app in the Market, it chooses acc1's Checkout account, and I don't see an option to change to acc2. Can I use ...
22
votes
1answer
7k views

When will my device get the Android 4.3 update (Jelly Bean)?

Android 4.3 (Jelly Bean) was officially announced on July 24, 2013. (You can review the high level changes in Jelly Bean at the official Android Developer's site or the announcement on the official ...
10
votes
4answers
6k views

Is my phone liable to explode if I charge it with a charger that came with a different phone?

My friend and I both have droids and we often user each other's wall chargers out of convenience. I was told that it's possible that my phone might explode if it's charged with a charger that wasn't ...
49
votes
4answers
56k views

How do you extract an App's data from a full backup made through “adb backup”?

I have been backing up my Nexus 7 with adb backup to back up all files into an encrypted backup. I see that you can restore from a backup with adb restore, but that would wipe all my existing data on ...
19
votes
1answer
28k views

When will my device get the Android 4.2 update (Jelly Bean)?

Android 4.2 (Jelly Bean) was officially announced on October 29, 2012. (You can review the high level changes in Jelly Bean at the official Android Developer's site.) Of course, not all devices will ...
28
votes
12answers
101k views

How do I project the screen of my Android phone for a presentation?

How can I project my Droid Incredible screen so I can demonstrate the smart phone to a room full of people? Does anyone know how I can link the phone to a PC? To a TV?
26
votes
5answers
40k views

View app's full package name?

I am using Android 4.0.3 and I can no longer find package name for some app. If I recall, I used to go to Applications and has been able to see it there. So, how can I see full package name of some ...
5
votes
1answer
50k views

Why I can't scan the WhatsApp QR?

Why I can't scan the Whatsapp QR? I reinstalled WhatsApp I already have the WhatsApp Web Option I put it to scan but it just doesn't scan it. I Installed a QR Scanner app and it works perfectly. I ...
112
votes
4answers
503k views

How do I change the Google Play country?

Can someone tell me how to change the country preference for Google Play? I have searched high and low but in most of the forums people ask you to go to gmail settings > edit profile and change the ...
75
votes
12answers
5k views

Is it possible to install an app and exclude some of its requested permissions?

Occasionally I want to install an application which requires certain permissions that I feel it really shouldn't need. Can I install the app without giving it these permissions? For example, GPS ...
32
votes
11answers
177k views

HTC Desire low on internal storage, I'm clueless — Any help?

It's been bugging me for a while but getting quite bad lately. I get warnings that my internal storage is full, I have about 13mb left of what I believe is 512mb worth of rom. I have checked with the ...
32
votes
1answer
13k views

Where are the developer options in Android 4.2?

I wanted to access the developer options to enable adb access on Android 4.2 but cannot find it. How can I enable that? Once I've activated the menu, how can I hide it again?
8
votes
5answers
109k views

“Incompatible with other applications(s) using the same shared user ID” when installing Google Play service?

I need to run Google Plus, and Google Plus needs the Google Play service. Every time I install google play service from the Google Play store it fails to install with this error: Incompatible ...
32
votes
3answers
39k views

How to deal with (orphaned) WakeLocks?

I guess most of you at least have heard about WakeLocks. Many of you will have experienced them already -- wether knowingly or not. Some may know how to deal with them in general -- but only few know ...
39
votes
1answer
290k views

How can I determine if my device has USB Host Mode (OTG) support?

Some Android devices can act as a USB host, so that you can use other USB devices attached to them. For instance, browse or import the photos stored on a camera from your phone, or copy files onto a ...
24
votes
4answers
68k views

Can we use an Android phone as a Wi-Fi repeater?

Can we use an Android phone as a Wi-Fi repeater? Imagine situation when you can access a weak Wi-Fi signal from a free hotspot (coffee shop) signal near window, but want to work in the middle of the ...
32
votes
7answers
54k views

Is this red star icon malware? How to get rid of it?

Every now and then a red star icon appears on my brother's notification bar, as shown below. The message related to this notification is some advert like "Turbo Boost Your Battery". He has been ...
12
votes
1answer
232k views

I can't install or update Apps from Play Store: Error 905. How to fix?

Suddenly (after a Play Store update?) I can't install or update any Apps. I always get error code 905 when I try to do so. How can I fix this?
5
votes
2answers
2k views

0 ram free on ICS

I'm new to the ICS os, coming from Gingerbread from another phone. The phone's quite nice and fast when I first used it, but just this morning it started exhibiting weird actions. Camera360 doesn't ...
50
votes
4answers
196k views

Where in the file system are applications installed?

I have installed a few Android applications both with the adb install MyApplication.apk command and via a webserver (like an alternative to Android Market). But where in the Android file system on my ...
47
votes
5answers
6k views

How do I backup and restore SMS Messages?

How do I backup and restore SMS Messages?
7
votes
3answers
2k views

Why are there not generic phone OS installers?

I am used to install and remove various operating systems in my PCs, even having several at a time. Usually, to install a new OS means: Burn the ISO to a CD/DVD/USB. Insert it. Boot. (Maybe you ...
16
votes
3answers
145k views

How can I prevent my device from automatically converting SMS to MMS?

The Galaxy S I9000 messaging app automatically converts long SMS messages to MMS. How can I disable this?
40
votes
12answers
76k views

How do I send SMS from PC through Android Phone or to Android Phone?

I'm looking for an app that will let me type text messages on my PC and send the SMSs directly from the PC through my phone, or save the messages to the phone for later use. I'm basically looking at ...
13
votes
5answers
97k views

My internal storage capacity is running low, what can I do?

Currently, my internal storage is running low on space. What can I do besides moving applications to the external memory, as to free up more space, but preserve my current applications and avoid ...
6
votes
3answers
54k views

Unable to set custom ringtone on Moto G 2 after upgrading to Lollipop

I'm unable to customize the ringtone on my second generation Moto G after upgrading to Lollipop. I tried doing it normally from the Android settings, but just got a default "beep" sound instead. Only ...
9
votes
2answers
71k views

My screen got broken, how to see on the computer what I'm doing in my device?

My Android device screen got broken and I can't see what I'm doing. That's the only wrong thing with my device, the rest is apparently working OK. Is there any way to send my device screen to my ...
9
votes
2answers
166k views

How to fix “Invalid IMEI ” after Factory reset?

The question is simple "How to fix "Invalid IMEI " after Factory reset?" After factory reset my phone starts showing "Invalid IMEI" on both SIM slots and I can't call or to being called. The phone is ...
8
votes
2answers
3k views

When will my device get the Android 6.0 update (Marshmallow)?

Android "M" was officially announced on at the Google I/O conference on May 28, 2015 and revealed to be 6.0 Marshmallow on August 17, 2015. You can review the high-level changes at the Android ...
6
votes
1answer
4k views

Will factory resetting my device remove the Android upgrade?

I have upgraded my phone to Android 2.1. I need to reset my phone but I don't want to lose the upgrade. Is it possible to do this? How?
2
votes
1answer
3k views

Are there guidelines on how much free RAM a phone should have - specifically Samsung Galaxy S?

I have a Samsung Galaxy S (AT&T Captivate) that is rooted. I have various ways to tweak the amount of free RAM the OS leaves on the phone. The default is 48 MB, but I was wondering if I could ...
35
votes
5answers
675k views

How to use PC's internet on android phone through USB cable

Please don't close this question. I've read all the duplicates but it didn't help. I'm using Android 4.4.2 (on Micromax Unite 2 - A106). I've a PC at home which has highspeed broadband internet ...
35
votes
4answers
67k views

How to make an Android device to display complex rendering of Indic characters?

Please excuse the length of this question. I need to explain all this to help others and to avoid helpful contributors to provide answer without asking clarifications. My requirement in one line: "to ...
11
votes
2answers
27k views

How do I connect to a wifi ap and 3g network simultaneously?

When I turn wifi on my 3g connection shuts down, which is fine in most cases however I need to connect to a LAN at work that is not connected to the internet and I'd prefer not to lose my data ...
5
votes
2answers
75k views

Bypass “Verify your (Google) account” after resetting

I won a Samsung Galaxy S6 Edge, signed into it with my Google account, played around with it, wiped it, and sold it. Now the person can't get past setup because it's saying he must login with an ...
35
votes
5answers
41k views

Google Backup: Multiple devices using the same account - what happens on Restore?

It is nothing new that one can use multiple Android devices with a single Google account. Switching on a new device for the first time asks whether one wants to store one's data with Google, which ...
20
votes
2answers
10k views

What do Android application permissions mean?

When installing an application, the application lists permissions that it needs to perform its functions. I am creating this list of the the system defined permissions and a description of what ...
35
votes
3answers
13k views

How do I perform a full pre-rooting backup of an Android phone?

The question arises because the best-rated backup application (Titanium Backup) requires root. So what would one use instead when getting a really complete backup is essential? Is there a file ...
23
votes
12answers
113k views

Block apps from accessing the Internet on Android device

In Android, is it possible to block apps from accessing the Internet? Many apps will often connect to remote servers in the background, including Google's own apps or system services. Over time this ...
25
votes
5answers
45k views

How can I deal with “Low on Space” messages on my Android?

I keep getting the "Low on Space: Application data space is low. To free up" [the rest is cut off] message. I've moved every app I can over to the SD card, cleared the cache, compacted my K9 mail ...
17
votes
3answers
64k views

How to install APK files on SDCARD?

I have samsung galaxy 3 (I5801). I have downloaded many APK files from internet. I have no problem in installing APK files. By default when APK file is selected it installs itself to phone memory. I ...
6
votes
2answers
17k views

Unable to move few Apps to SD Card

I have apps such as Any.DO and AK Notepad installed in My Samsung Galaxy Y Android 2.3.6 phone. I have tried Titanium Backup and App 2 SD (move app to SD) but still not able to move these apps to the ...

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