35
votes
2answers
1k views

App that reads images of QR codes?

Very often I will be browsing the internet on my HTC Evo. I constantly come across websites that reference an android application, and provide a QR code of the URL to download the application from ...
34
votes
5answers
110k views

How do you import CA certificates onto an Android phone?

I want to connect to my University's wireless using my Nexus One. When I go to "Add Wi-Fi network" in Wireless Settings I fill in the Network SSID and select 802.1x Enterprise for the security and ...
34
votes
4answers
3k views

Is an antivirus really needed for Android?

I use Linux for half a decade now, so I am not used to dealing with viruses anymore. To my surprise, I saw some discussion about antiviruses in Android. I haven't installed any yet, but this bugs me: ...
33
votes
9answers
9k 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? ...
33
votes
5answers
3k views

How Do I Know Which Google Account is Used for the Market?

So far I've never purchased anything from the Market but just installed free apps. Now, I'd like to purchase an app and I want to make sure the Market is using the correct Google account, since I have ...
33
votes
6answers
8k views

Support for Multiple Users on same device

Is there such a thing as a "current user" on Android and a way to switch it? I'm interested in getting a Motorola Xoom and would like to share it with my wife when at home. For my Windows laptop we ...
33
votes
12answers
44k 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 ...
32
votes
7answers
8k views

How can I install an app given only its APK file?

I downloaded the APK file for an app to my PC. How can I install it on my phone?
32
votes
1answer
7k views

Android 4.2: How to get the Easter Egg, a new daydream, and Developer options?

How can I get the Easter Egg hidden in Android Jelly Bean? How could I use that Easter Egg to enable a hidden daydream in Android 4.2? How can I enable the Developer options, hidden by default in ...
32
votes
4answers
10k views

Just how secure is a pattern lock?

I recently had a phone stolen. It's been replaced, I've changed my passwords, the phone company has shut down connectivity for the stolen one... I think I'm pretty much as safe as I can be. However, ...
32
votes
7answers
35k views

Can I use multiple Android devices with a single Google account?

Surprisingly I haven't found a satisfactory answer for this in a FAQ somewhere or anything. I have a Motorola Droid (with froyo, if it matters) I am thinking about getting a Samsung Galaxy Tab. ...
32
votes
4answers
54k views

What is an “Emergency Call,” and can I set number for it?

On the default lock screen, whether using pattern or pin, there is a button at the bottom which says "Emergency Call". But if I try to call my home number or anything it tells me "That is not an ...
31
votes
3answers
7k 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 ...
31
votes
7answers
71k views

How to play a YouTube clip in background/minimised?

The stock YouTube app (here on 2.1-eclair, but applies to all android versions) stops playing when I minimised, switched to another application or even when I lock the phone. And when I resume it ...
30
votes
1answer
56k 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 ...
30
votes
6answers
47k 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 ...
30
votes
6answers
70k views

Can I connect an Android phone to an external monitor, keyboard and mouse?

Is it possible to somehow connect a monitor, keyboard and mouse to an Android phone and then use it as a lightweight computer (netbook-like)? If it is, what Android version / phone type support it, ...
30
votes
4answers
89k views

Can not unlock my Android device as have no internet connection?

I have an Android device which is running Android 4.0.3 (or something like that). My little brother decided to try and guess my lock screen pattern the other day, and ended up locking me out. I ...
30
votes
2answers
2k views

Encrypt the phone's internal storage

Is there a way to encrypt my phone's internal memory, in the same way you would encrypt a computer's partition? Ideally, the phone would always ask for the password when booting, and even if someone ...
29
votes
6answers
13k views

Can I use 2 android phones as walkie talkie? (without internet!)

I want to use 2 (or more) android phones as walkie-talkie (i.e. they talk each other without needing internet/voice call). Of course this should work with WiFi, because it doesn't make much sense a ...
29
votes
2answers
14k views

Is there some SSH server for android?

Is there an ssh server for Android (such as openssh for Ubuntu) that will allow me to access my device console via PuTTY?
29
votes
2answers
2k views

How does the Heartbleed security vulnerability affect my Android device?

The "Heartbleed" vulnerability in particular versions of OpenSSL is a serious security issue which allows malicious servers or clients to undetectably obtain unauthorized data from the other end of an ...
28
votes
7answers
25k views

How to quit Skype on Android?

I'm using the newly released market version of Skype on my ADP1 running CyanogenMod 6.0. I can't seem to quit the Skype program. There doesn't seem to be any mechanism for signing out of Skype once ...
28
votes
11answers
113k 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 ...
28
votes
2answers
7k views

How to buy an app for a friend?

I would like to buy a game (well several copies of it really) for some of my friends for Christmas. Is there any way to do this? Would I have to rely on the publisher, or is there some way to "gift" ...
28
votes
4answers
2k views

How do I tell if my phone has Carrier IQ Software on it?

What is known about the Carrier IQ Software and Android handsets? I see a similar icon as shown on the Carrier IQ app next to an app called "Contact Data" and another called "Contact Sync". Does my ...
28
votes
4answers
8k views

Where can I find open source Android apps?

I'm not an open source zealot, but I generally prefer to use open source applications over proprietary ones if they stack up. Are there any directory sites with reviews, ect that specialize on open ...
28
votes
11answers
1k views

Where can I find a comparison of Android devices?

I recently got fed up with my previous smartphone (name omitted) and I'm considering switching to an Android based phone. However, I have been stumped by the sheer number of handsets. I'm more than ...
28
votes
1answer
13k views

How do I update the OS on my device?

This Community Wiki question is designed to be the "canonical question" for questions asking how to upgrade one's device to a new operating system. I want to get a newer version of the OS for my ...
28
votes
4answers
31k 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 ...
27
votes
5answers
8k views

Why are some USB chargers slower than others?

It seems with USB chargers for my android phone, not all are created equal. The first pic is the official charger which came with my phone (galaxy nexus). It charges quickly, from 0 to 100% in a ...
27
votes
11answers
45k views

How do I disable the “Select input method” Notification?

I don't know if this is standard ICS behavior or if it's due to my Cyanogenmod based ROM, but every time I open the soft keyboard by clicking on a text box/area a notification appears in the ...
27
votes
4answers
36k views

Why can the Nexus 7 display so much more content on-screen than the Galaxy Nexus?

The Galaxy Nexus is 1280x720, and the Nexus 7 tablet is 1280x800. I realize that the tablet is physically larger, but it's screen resolution, not display size, that determines screen real-estate. ...
27
votes
3answers
1k views

What are the drawbacks of moving an app to SD card?

Since I upgraded to Android 2.2, I noted some minor disadvantages of moving an app to SD card, like having to wait the SD card to be mounted after a reboot to be able launch the app. What other ...
27
votes
3answers
17k views

Is Android a 32-bit or 64-bit OS?

The title is pretty much self-explanatory: is Android a 32- or 64- bit OS? I assume that it is one or another and not both, as that would force both 32- and 64-bit binaries to be hosted on Google ...
27
votes
1answer
6k views

The name “Alicia Han” appears to be calling!

I think there's a bug in Android where some Alicia Han appears to be calling. This happens some times if you hang up on someone calling you, or you have a missed call. The name appears in the instant ...
26
votes
13answers
6k views

How can I be informed through my computer if a new SMS is received?

While I'm working with my computer, my mobile lies next to me and every time I receive a new SMS or WhatsApp message, I have to grab the phone, read the message and answer it. So It would be really ...
26
votes
6answers
39k views

Recovering from forgotten lock pattern

My son has an impression tablet 10 and has forgot the lock pattern. How can we reset it without knowing the code?
26
votes
2answers
6k views

Do you know other Android keypad commands (dialer codes)?

There a lots of differents keypad commands in Android. Which one do you know ? Some of them are listed here : *#*#checkin#*#* Phones home to check for updates. *#*#info#*#* - Enters a detailed ...
26
votes
3answers
48k views

How can I install the Google Apps Package (Play Store, …) on my Android device?

I have recently installed a custom ROM and cannot find the Play Store. It seems like all apps that belong to Google are missing. How can I install the Google Apps Package (Play Store, ...) on my ...
26
votes
3answers
61k views

How to turn off notifications for individual apps?

On my iphone, there is a "notifications" setting section, which basically just allows me to choose which apps has the power to notify me. I was wondering if there's anything similar that is available ...
25
votes
13answers
4k views

Are there any tools to sandbox a malware application even more than the granted permissions on Android?

Suppose I want to run some program which requests too many permissions. For example, record from the microphone or read IMEI of my phone. However, there are no practical explanation why recording from ...
25
votes
2answers
102k views

What are the names of the various versions of the Android OS, and how are these names chosen?

Many people refer to Android versions by "codenames" rather than version numbers (e.g. Android "Gingerbread"). What are the names of the various versions of the Android OS, and how are these names ...
25
votes
12answers
16k views

Keeping Android quiet at night

I'd like my Android device to keep quiet during the night, no alerts for mails and talk messages, only calls and of course, the wake-up alarm. How can I do it?
25
votes
6answers
35k views

How to move phone contacts to Google?

When I create a contact on my Android phone, I can choose to store it to the SIM, the phone or to Google. If I choose phone, is there an easy way that I can move or copy that contact to Google (so it ...
25
votes
1answer
50k views

Why Do I Need to Wipe Dalvik Cache?

When I'm updating a custom ROM, there's always an instruction to wipe the Dalvik cache. I don't see a reason why this is necessarily. Watching the logcat while the system is booting I can clearly see ...
25
votes
1answer
2k views

When will my device get the Android 4.4 update (KitKat)?

Android 4.4 (KitKat) was officially announced on October 31, 2013. (You can review the high level changes in KitKat at the official Android Developer's site or the announcement on the official ...
25
votes
3answers
3k views

Is it possible to use an Android device as a second monitor?

Sort of like this iPad app. Is there any way to extend your desktop onto your phone or tablet? Not looking for VNC solutions.
24
votes
12answers
3k views

What's the most effortless way for “cloud” back up of photos taken with an Android phone?

After I take a picture with my phone, I want it to be synced (and/or shared) to the "cloud" shortly thereafter. (Say after a few seconds when I have wifi connection but not necessarily right away when ...
24
votes
6answers
17k views

Why is charging from computer using USB slower than using an outlet?

And what is roughly the ratio of the charging speed in USB vs charger? My phone is Samsung Galaxy S, if that matters.

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