Use this tag for issues with Android's lock screen (the one protecting your device from unauthorized/accidental use. If applicable, consider using a more specific tag, such as e.g. 'face-unlock', 'pattern-lock', or 'locked-out'. See the full tag wiki for additional details and hints.

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2answers
2k views

Looking for Location-Specific Screen Locking Behaviour

I'd like to have a feature that allows my Android phone to change its lock mechanism automatically dependent on location. For example, most of the time I use pattern unlock when out and about but ...
5
votes
1answer
2k views

Calendar in ICS lockscreen

I'm searching for a way to display a couple of calendar events on the lockscreen of Android 4.x ICS. I found Lockscreen Calendar but it doesn't support ICS.
5
votes
1answer
2k views

Show SMS content only after unlock? (Handcent)

Is there a way to make Handcent show an SMS only after the screen is unlocked? Right now it shows the whole message in some kind of preview even when the screen is locked. Browsed the options a few ...
5
votes
3answers
562 views

Is a PIN lock screen inherently more or less secure than an app lock program?

The two ways I see to secure an Android phone is through a PIN lock screen or through an app lock program (Password is too inconvenient and pattern is insecure for various reasons). The lock screen ...
5
votes
2answers
1k views

How to disable Screen timeout for a particular program only

Is it possible to disable Screen timeout only when a particular program is running? If so, how do I do that? My Nexus One has a "Screen timeout" in "Display settings" that lets me choose anywhere ...
5
votes
1answer
4k views

Wifi goes off on screen lock? [duplicate]

Possible Duplicate: How do I keep my wi-fi on in sleep mode It seems to me that the wifi on my phone goes off when the screen gets locked. That way it's not syncing and I don't get ...
5
votes
2answers
1k views

Android 2.3.5 unlock screen activated unexpectedly

My Android HTC Sense 3.5 running Android 2.3.5 suddenly and out of the blue activates the unlock screen without pressing the power button. That's a problem because it gets unlocked by itself sometimes ...
5
votes
1answer
1k views

How to lock touchscreen without turning it off?

Pressing power button both turns off the screen (even if some application holding wakelock) and stops receiving input from it. How to stop receiving input (and require password to get into normal ...
5
votes
1answer
431 views

modify the HTC unlock system on an HTC Android 2.3.5 phone?

My HTC Unlock system comes with "Phone", "Mail", "Camera" and "Messages" options on top of the bubble-thingy that one has to move around to unlock. How can I modify the options in this menu to add new ...
5
votes
2answers
290 views

How do I customize the look/feel of my lock screen?

I have a Samsung Droid Charge (running 2.2) and it comes with two lock screen slider styles: Glass and Puzzle. Is there any way to get additional styles? I've done quite a bit of searching but haven't ...
5
votes
1answer
3k views

Pin lock screen - avoid pressing ok

Is there any way to avoid pressing ok on the stock Android pin screen? There was an option to do this in cyanogenmod (9?) for my Nexus S 4G but it's not in stock (which I'm using now, unrooted). Is ...
5
votes
1answer
652 views

View email previews on lock screen?

I am desperately looking for a way to view a preview of a new email message on the lock screen. I would like the screen to light and preview the email for few seconds. If it is relevant - I have ICS ...
5
votes
1answer
2k views

Disable “vibrate” in lock screen

When in lock-screen, I have to move the middle circle over the "lock" on right hand side. The device vibrates 3x during it - is it possible to disable all the vibrations? (Using ICS)
5
votes
3answers
3k views

Setting the lock screen timeout

On my Nexus 4, when I press the power button to access the lock screen (say, to check the time), the screen doesn't turn itself off for 30 seconds. This seems like an excessive delay. On my previous ...
5
votes
1answer
828 views

Can I hide the time on the Cyanogenmod 7 Lockscreen?

I've flashed CM7 onto my phone, and am wondering if there is a way to hide the clock. The only way I see is the Widget Layout setting to Default/Hidden/Centered. But this hides ALL text on the lock ...
5
votes
1answer
953 views

avoid both screen lock and pattern lock

When the screen times out, a screen lock activates that needs to be swiped down. After 5 minutes, a phone lock pattern is activated. Now when I turn on the display I need to both swipe down and enter ...
5
votes
1answer
6k views

How do I change the lock-screen wallpaper?

I've lost the ability to change my lock screen wallpaper (in the course of trigger-happy removal of some phone company apps). I used to be able to do 'Menu > Wallpaper' and be prompted for either ...
5
votes
4answers
5k views

Install CA without having to activate screen lock

I have a Nexus 7 (Android 4.1.1) and I want to add a CA (Certificate Authority) to my device to use it for the ssl-connection to my mail server. The CA is self-signed. The Certificate does only ...
4
votes
2answers
2k views

Lollipop's Trusted Face can be bypassed by camera

I have enabled Trusted face, also it comes with pattern lock if face is not recognized. But it has a flaw, anyone can unlock the phone with camera/phone call shortcut on lock screen. As shown in ...
4
votes
10answers
45k views

Can't disable pattern screen lock

I recently installed PdaNet+. To use wifi tethering it asked my to accept a certificate and set a screen lock pattern. I have since uninstalled it and removed the FoxFi certificate, but I still can't ...
4
votes
5answers
5k views

N7/4.2 Can't add lock screen widgets?

I was pretty excited to hear Android 4.2 brings lock screen widgets. But after updating my Nexus 7 tablet, I'm not able to do that: I just have a clock widget that I can remove (it reappears after ...
4
votes
4answers
5k views

Disable lock-screen enter/return button?

Is there any way to have the lock-screen unlock as soon as I enter the correct code? For instance, on my iPod touch if I type the 4 digit passcode, it'll unlock as soon as I hit that fourth digit. Is ...
4
votes
6answers
2k views

How do I lock my HTC whenever I want?

I have a HTC Wildfire S and set up the screen lock pattern for it. This triggers after some time but sometimes I want to lock it myself, for example if I leave the office and let my phone on the desk. ...
4
votes
2answers
800 views

My HTC Desire HD has been stolen. What data can still be accessed by the thief?

I have contacted the network and had the phone barred, I had applied a screen lock. I am concerned however if the thief can still access all my numbers, texts, saved passwords and most importantly ...
4
votes
2answers
3k views

how do I disable my screen lock pin on my galaxy tab 3?

I added a screen lock pin number on my galaxy tab 3 but my children play the games and I am not always around to enter it. How do I disable it?
4
votes
1answer
753 views

How can I disable screen lock feature temporarily?

I want to lend a tablet to a friend of mine and I'm sure he will try to prank me with a locked screen. What can I do to remove the screen lock, if he returns it with the locked screen feature ...
4
votes
1answer
882 views

Change auto-lock timeout by GPS?

I have a PIN to lock the phone so in case someone else gets my phone, they will be deterred from accessing any personal info that might be on it. But I don't really need this everywhere. When I am at ...
4
votes
2answers
10k views

Unlock Screen with ADB Android 4.2

Previously with Android 4.1, doing something like: adb shell input keyevent 82 #(KEYCODE_MENU) would unlock the screen at first boot and would then allow further commands to launch applications ...
4
votes
3answers
12k views

“Account unlock” when not connected to internet?

I have a Samsung Galaxy Y mobile phone. I see this screen when I press "Forgot Password" in the pattern lock screen that comes by default with the phone: My Question is: How would my account be ...
4
votes
1answer
2k views

Unlocking Nexus One without pressing the power button

The power button on my Nexus One doesnt work smoothly any more, sometimes taking nearly half a dozen attempts before the unlock screen appears on the phone. I was wondering is there is any other way ...
4
votes
2answers
658 views

Is there a way to set the screen to auto-lock after more than 30 minutes?

On my GS3 the options for auto-locking range from "immediately" to "30 minutes". Suppose I wanted the auto-lock to happen only after 1 hour - is there any way to do this?
4
votes
4answers
4k views

How to turn off screen without affecting anything else?

When I press power button, it not just turns off the screen, but also locks the screen. I use WidgetLocker Lockscreen which is somewhat heavy. So, many apps stop working. For example, an in-app ...
4
votes
3answers
458 views

Can I use a pin/password/pattern lock and safely have basic phone functionality while in car?

I would like to lock my phone with a pin for additional security. Also, I try to minimize my phone usage in the car, but in the event that I do need to call someone, I would like to be able to do so ...
4
votes
3answers
1k views

Is there any way to lock the screen without turning off the display?

I just purchase a Nexus S. Currently, to lock the screen, I need to Press the power button. Screen locked. Display turned off. To unlock screen, I need to Press the power button to make screen ...
4
votes
2answers
670 views

Stop droid x from security locking during a call

I have noticed that when I am on a lengthy call on my Droid X, the phone locks itself. This seems to happen within the expected timeout period, so I don't believe that the phone is malfunctioning. ...
4
votes
3answers
28k views

Clear or reset my lock screen password/PIN

I have a similar problem as the one described in this question, but that question doesn't solve my problem. Summarized here: I recently installed CyanogenMod 10 on my Galaxy Nexus. I enabled ...
4
votes
2answers
13k views

How do I make the music player display on the lock screen?

When I'm listening to music on my Android using Music Player, I want to see what song I'm listening to on my lock screen, and maybe even play/pause and go forward/backward on the playlist, but not ...
4
votes
1answer
1k views

How can I set my Galaxy S3 to vibrate when locking the screen?

My partner and I have identical Galaxy S3's. However when my phone locks it briefly vibrates, when partner's locks it does not. What setting have I changed that makes this happen on mine and not on ...
4
votes
1answer
2k views

Loss of Image quality when set as lock screen or home screen wallpaper

This is my original wallpaper: After setting it as Lock Screen wallpaper, its quality got reduced and this is how it looks: Even when set as homescreen, the image quality is reduced. How to ...
4
votes
4answers
14k views

Can I change (or add more apps to) the unlock screen in Ice Cream Sandwich?

On the previous version I could swipe left or right to start with my camera, or just unlock the phone. I just got the Ice Cream Sandwich update and now I can swipe up or down to access the dialer or ...
4
votes
1answer
563 views

Galaxy Nexus: Disable screen lock during call

My GN Device locks the screen when I start a call. Most of my calls are made using BT headset, and I don't need the lock in that scenario. Is there a way to disable the automatic screen lock when a ...
4
votes
1answer
883 views

Only use pattern lock instead of swipe screen and pattern lock

On my first Android phone, the Droid (running stock Android OS), when the pattern lock was enabled, that would be the only lock screen I was presented with when turning on the screen. Now I'm using a ...
4
votes
2answers
246 views

Lock screen clock cut off?

I have a new Samsung Epic 4G which has a clock on the top of the unlock screen. For some reason, however, most of the date gets cut off. So what I see is "Fri May." and the time. It seems like a font ...
4
votes
4answers
9k views

How do I stop the home button from waking my Samsung Galaxy S5?

I've only had my Samsung Galaxy S5 for about a week now. I've been mowing the lawn whilst listening to music. Every so often, the music would stutter or skip to the next track. When I took my phone ...
4
votes
1answer
687 views

Is there a way to switch Android users from the command line?

Using the following command, I managed to enable multi-user mode in an Android device that doesn't officicially support it: adb shell setprop fw.max_users 4. For good measure I also added the ...
4
votes
1answer
2k views

How to switch user profile based on password / lockscreen pattern

Currently, I have a family use tablet running on 4.2 Jellybean Model is Ainol Novo7 Flame, a cheap Nexus7 alternative. Nexus7 is quite expensive in my country on its release so I bought this one ...
4
votes
0answers
40 views

Simulate Touchscreen Input On Android? [duplicate]

Possible Duplicate: Cannot unlock tablet as have no internet connection? I have had a very unfortunate accident with my Samsung Galaxy S2 and the screen has suffered a complete shatter (top ...
4
votes
0answers
8k views

Display Text Message on Lock Screen [duplicate]

Is there a way to display unread text messages on the lockscreen? The device I'm using is a Samsung Galaxy Tab 7 Plus.
4
votes
1answer
333 views

i7500 Unlock Button Broken

My i7500 doesn't unlock anymore (the screen unlock). I have a feeling the actual, physical button is broken, because the phone is on and responds to the power button being held down, but won't unlock. ...
4
votes
2answers
562 views

Samsung Galaxy S plus is becoming unresponsive when locked

My samsung was working away perfectly yesterday and then was on my bedside locker when I tried to check the time the lock screen came up very faded almost its hard to describe but it was unresponsive ...