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147
votes
3answers
243k views

Where can I find stock or custom ROMs for my Android device?

There are several reasons to be looking for a ROM: Upgrading or downgrading your stock ROM Looking for firmware from a different region/language Flashing a custom ROM for different features, removing ...
488
votes
1answer
699k views

How do I root my Android device?

This is a common question asked by those who want to root their phones. How exactly do I root my Android device? Are there risks involved?
324
votes
8answers
319k views

How to fully backup non-rooted devices?

I know I'm asking for the close-to-impossible -- as a real full-backup certainly requires root permissions. But still there are many folks around not wanting to root their devices -- afraid of voiding ...
64
votes
1answer
84k views

How do I update Android 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 Android version. I want to get a newer version of the OS for my ...
83
votes
3answers
351k 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 ...
34
votes
5answers
3.0m views

How to bypass “Verify your account” (Factory Reset Protection)

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 ...
64
votes
6answers
81k views

Is there a minimal installation of ADB?

When it comes to troubleshooting, I often read recommendations like "Use adb logcat to find some more details". Looking for a good way to backup all my apps including their data, Full Backup of non-...
124
votes
1answer
175k views

Can I install Android on my non-Android device?

Many people want to try/use Android without buying a new Android phone. How can I install Android on my current phone or device running Nokia Symbian, Maemo, or MeeGo; Microsoft Windows Mobile or ...
90
votes
4answers
152k views

Uninstall apps locked by phone vendor

I'm using a Samsung I9000 and I have some annoying apps that came pre installed by the phone vendor, like a music store, a custom web browser and other memory leaking apps. Those crappy apps can't be ...
48
votes
3answers
185k 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 ...
188
votes
22answers
110k views

What can I do to increase battery life on my Android device?

What can I do to get better battery life on my Droid? Battery life seems awful. Less than 15 hours or so on normal usage.
66
votes
1answer
302k views

How can I stop applications and services from running?

When my phone starts up there are several application/services running in the background that I would rather not. And when I press the Home button while using an app, that app usually goes into the ...
2
votes
4answers
2k views

How disk space is used on Android device?

I have critical low storage level and can't understand what takes much of it and how that's possible that the installed applications can use 7 GB? I only use a few social media clients without any ...
30
votes
8answers
175k views

How do I backup data (SMS/contacts) from a device with a broken screen?

I just broke the screen of my (unrooted) Galaxy S. How do I get back my SMS and contacts? PS: I tried Kies but it won't detect my phone for some reason. (Kies works fine with another Galaxy I ...
110
votes
14answers
285k views

What can I do to manage my phone's internal storage?

If you're not used to seeing the 'low on internal storage' notification, what is it that you're doing to keep your phone's internal memory from filling up so quickly? The 'SD Card and Phone Storage' ...
122
votes
5answers
528k views

How can I view and examine the Android log?

There is a lot of interesting stuff in the Android system log, that is helpful in many ways find root causes of problems identify misbehaving apps How can I view and examine the Android log?
59
votes
1answer
23k views

When will my phone get the Android 2.2 update (FroYo)?

Android 2.2 (FroYo, short for "Frozen Yogurt") was released over the Summer 2010, however not all of the devices that will get this update have received it yet. Each manufacturer and carrier needs to ...
44
votes
4answers
282k views

Broken screen while debug mode was disabled. How can I re-enable adb?

The screen of my phone is physically broken, so it doesn't display anything, but the touch aspect does seem to be working, as I can unlock my phone, and get haptic feedback. Before I go to get it ...
16
votes
4answers
152k views

Google Maps Location History is showing an incorrect location

I have a major problem that I hope someone can help with. On my Google Maps feature under my Location History it shows a location that I was never at at any point, but when my wife happened to see ...
6
votes
2answers
9k views

How to recover a deleted file from /data partition?

I factory reset my rooted Android M phone but now I realize that there was a file in the /data directory which I need. Is it possible to create an image (.img or something similar) of the /data ...
130
votes
7answers
205k views

How to set up reverse tethering over USB?

My HTC G2 phone is rooted and running Cyanogenmod 7 I don't have a data plan. Sometimes I want to connect the phone to the Internet when there isn't Wi-Fi, to update Market apps, backup SMS messages ...
280
votes
6answers
77k views

Does constant charging harm my Android cellphone?

I usually disconnect my cellphone from the charger some time after it's fully charged because I'm afraid the battery could lose capacity over time if I don't. However, I believe modern electronics ...
98
votes
8answers
216k 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 ...
308
votes
3answers
477k views

I've rooted my phone. Now what? What do I gain from rooting?

This is a common question by those who have just rooted their phones. What apps, ROMs, benefits, etc. do I get from rooting? What should I be doing now?
146
votes
7answers
165k views

What does “to root a phone” mean?

I heard this phrase or the variants (rooted phone, rooting, etc.) in android forums but I don't know what it means. Can you explain it in simple terms?
62
votes
5answers
212k views

My device is getting slow, apps start misbehaving/crashing. What can I do?

Everything was working fine for a long time. But suddenly the device is getting slower than usual (e.g. apps react slowly when starting an action -- like the RSS reader takes "ages" to open an article)...
38
votes
4answers
42k views

Is there a viable alternative to MTP for file transfer?

Since the latest versions (ICS+?) no longer have mass storage, is there any viable alternative to MTP? The protocol seems inherently broken and the decision to regress to this format seems like a ...
34
votes
3answers
62k views

How can I recover a deleted file on Android? [duplicate]

I just deleted a file on my Nexus S that I really need back. (It was actually part of an app using a sqlite database that did a drop table when upgrading to a new version.) Presumably I need to root ...
6
votes
1answer
71k 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 device,...
131
votes
2answers
19k views

When will my device get the Android 4.0 update (Ice Cream Sandwich)?

Android 4.0 (Ice Cream Sandwich) was officially announced on October 19, 2011. (You can review the high level SDK changes in Android 4.0 or the official changelog at the official Android Developer's ...
13
votes
4answers
141k views

“Insufficient storage” when trying to install new app

Every time I go to install a new app, I get the message "Insufficient storage", and an unable to install anything! I am using Samsung GT19060 my internal memory is 8GB. I have not downloaded anything ...
9
votes
1answer
6k views

How can I deduce an app from a notification icon?

I'm concerned about an app on my child's phone. I saw an app icon in the notification area that looked strange (Andy Android head, slightly tilted as its icon). How can I find out what app it is from ...
142
votes
6answers
35k views

Are there any risks to rooting a device?

I see lots of tutorials telling me how to root my phone (Motorola Droid), but none of them mention any potential "side effects." Aside from a few relatively minor issues that seem to require rooting ...
153
votes
21answers
39k views

How to take a screenshot with an Android device?

Is there a way to take a screenshot of an Android device and save it as an image file?
46
votes
2answers
121k views

What is /storage/emulated/0/?

Recently, I've figured out that if I delete files from /sdcard/Download it deletes files from /storage/emulated/0/Download. And if I add the files into /sdcard/Download it duplicates them in /storage/...
30
votes
1answer
35k views

When will my device get the Android 5.0 update (Lollipop)?

Android 5.0 (Lollipop) was officially announced on October 15th, 2014. You can review the high-level changes at the Android website and the announcement on the official Android blog. Of course, not ...
175
votes
18answers
54k views

What are the alternative Android app markets?

How many competing Android markets (other than the Play Store itself) are there and are they any good? Which ones do you use and why?
46
votes
3answers
109k views

How can I circumvent regional restrictions in Google's Play Store?

I'm travelling to country X. I want to install an application which isn't available in my country, but is available in country X; but I prefer to download and install it in advance, while the data ...
169
votes
9answers
62k views

What is the difference between: Rooting, Jailbreak, ROM, Mod, etc.?

What is the difference between: Unlocking the bootloader (prerequisite for doing many, though not all, other things below) Rooting Jailbreaking ROM NAND and Nandroid Operating System Mod (e.g. ...
73
votes
6answers
23k views

How to backup an Android device?

Can anyone recommend a good way to backup Android devices? Ideally I would like to do this wirelessly and, not only backup my data, but also my user settings. Is it possible to backup an image of an ...
20
votes
1answer
63k 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 ...
21
votes
3answers
109k views

Google Play: Error downloading app - insufficient space

After one of the latest updates (not sure if it was the last one or a previous one) of the Google Play app, I am having an error trying to update a large app (42MB). It says: Error Downloading . ...
116
votes
3answers
522k views

Where Android apps store data?

Could you list all possible directories where Android apps may store data, providing description what kind of data are stored in each directory?
31
votes
1answer
29k views

How to decrypt Adopted Storage?

Using the SD card as Adopted Storage encrypts it. How can it be decrypted?
42
votes
8answers
18k 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?
93
votes
1answer
68k views

When will my phone get the Android 2.3 update (Gingerbread)?

Android 2.3 (Gingerbread) SDK was released on December 6, 2010. (High-level user highlights) Of course, not all devices will get this update right away and others won't get it at all. Each ...
1
vote
1answer
257 views

How to make Ethernet work on Android over OTG?

I am trying to use an LTE modem connected to an Android 7 device over an OTG cable. The kernel recognizes the device and registers it with cdc_ether, but I am unable to use the connection from the ...
132
votes
7answers
139k 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 ...
80
votes
16answers
80k views

How can I download an APK file from the Play Store?

I can't download apps from the Play Store on my Android device (maybe due to a network issue), so I'm wondering how could I download the APK file of an app on my PC from http://play.google.com/store?
25
votes
4answers
65k views

Something is secretly eating up my Acer Iconia A500 internal memory and I need help finding it

I've been a happy owner of an Acer Iconia A500 for a bit over a year now but a couple of weeks ago it started to complain about its internal memory being full. I was a bit surprised as I keep movies, ...

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