Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

2
votes
0answers
17 views

Hide the PIN entry on stock lock screen

Is it possible to hide the visual feedback on the PIN entry on the Android stock lock screen? The feedback makes it pretty easy for anybody standing near to watch the PIN: I know that it is possible ...
0
votes
1answer
26 views

How to disable all notifications from the lock screen

Can anyone kindly tell me how to disable notifications from appearing on the lock screen? I have tried going to settings and then notifications but it just gives me a list of all apps, and I would ...
0
votes
0answers
35 views

My Android device randomly reset it's pin [closed]

So, after 6 hours of me being able to use the phone normally and access it, I come to find that my PIN on the lock screen has apparently changed out of nowhere, without my interaction. Any ideas on to ...
0
votes
0answers
27 views

How to prevent Android tablet from asking password instead of using finger print?

My Samsung Galaxy TAB S3 sometimes, maybe once every 1 or 2 days, asks for my password instead of unlocking with my fingerprint. This is apparently "for my safety". However I prefer to always unlock ...
0
votes
0answers
78 views

how to disable screen lock?

Idk what happened last night but I used to have no screen lock and now I have to swipe to unlock and swiping left or right opens up stuff how do I go back to no loc
1
vote
0answers
15 views

Disabling vibration when fingerprint authentication fails

I'm running Android Nougat 7.0 on a Wiko upulse lite phone. I would like to know whether there is a way to disable the vibration that is produced when fingerprint authentication fails. I ask because I ...
0
votes
0answers
143 views

How can I disable screen lock disabled by device administration app

I have outlook account configured on my android which need administration access. It enforces me to have pin or password lock and does not allow no lock and pattern lock. Is there way to use this ...
0
votes
1answer
42 views

Prevent screen turning on when taking out of pocket

The display of my Xiaomi Redmi 4X turns on when I take it out of my pocket. This is annoying because it doesn't always work, so I first have to see if it worked, and if it didn't, I have to then press ...
0
votes
1answer
34 views

How to remove the “vinyl record” from the lock screen?

On my Android phone I see a picture of a moving vinyl record when I press the on/off button. It seems to be a media player application. But I don't want to use it. I don't even have any music saved on ...
1
vote
0answers
20 views

Make screen brighter when phone is raised?

When raising my Google Pixel XL (latest Android Pie), without pressing anything, it already shows the clock, weather, battery percentage etc. -- that's nice. However, the screen at that point is also ...
0
votes
0answers
63 views

What system application handles Lockscreen? Android 8.0 OREO

What I'm trying to do is I'm using AutoInput to capture a UI update event in the lockscreen. Is this possible? What application handle the locksreen?
0
votes
0answers
74 views

Factory reset Xperia M4 Aqua with forgotten password and USB debugging disabled

I am looking for a method to either factory reset the phone or disable the screen lock with a forgotten unlock pattern. (I have no access to android itself.) The phone is a Sony Xperia M4 Aqua. I have ...
3
votes
2answers
208 views

Phone is locked with an impossible to enter password

As it appeared, the on-screen keyboard for entering the unlock password is missing English layout, although it for sure was present when the password has been created. Now the situation appears really ...
0
votes
0answers
15 views

How to make limited access?

I want to show my tablet to my clients, but I want yo only show slide show. How Ivan do that?
0
votes
1answer
227 views

After Pie upgrade, lock screen is not hiding all sensitive content

I recently upgraded my Pixel 2 from Android Oreo to Pie. I have "Security & location" -> "Lock screen preferences" set to "Hide sensitive content". Ever since the upgrade, when I receive an email ...
0
votes
0answers
193 views

Lock screen plug in error

So I recently had the issue of having this lock screen plug in everytime I open my phone. This is on my phone when it us pluged in to charge and when it isn't charging. I haven't uploaded anything new ...
0
votes
1answer
36 views

Sony Xperia L1 Screen Always Open, I Cannot Lock

I have a Xperia L1. When I press lock button, the screen locked and re-opened in 2 seconds every time. I cannot find the fix for it. Are anyone encountered with this issue ? Thanks.
0
votes
0answers
155 views

Is there a way to disable fingerprint reader on OnePlus 5T?

I'm using a OnePlus 5T, which is running Android 8.1. Since the face-unlock works perfectly, I don't need the fingerprint reader much. In addition, I often touch the reader accidentally and the phone ...
1
vote
1answer
235 views

After moving gatekeeper.pattern.key to unlock, Settings>Security keeps crashing

Context: I forgot my unlock pattern, so I used TWRP and ADB to move gatekeeper.password.key and gatekeeper.pattern.key to /sdcard, so now I am able to use my phone again :-) Problem: I want to set a ...
1
vote
0answers
38 views

how to notify the system that the PIN unlock code has been changed? [closed]

I wrote the code that generates a new hash for the PIN unlock code. The contents of the /data/system/password.key file changed, but the system uses the old pin code, before rebooting. How i can notify ...
0
votes
0answers
65 views

How do I exit one-handed mode for the lock pattern screen?

My lock screen is in one-handed mode, but the rest of my phone is in normal mode. My settings have got one-handed mode turned off. How do I turn it off for the pattern screen?!
1
vote
1answer
172 views

Disable “unlock with voice” notifications Xperia XA1

tl:dr - despite repeatedly choosing the "no thanks" option, my phone keeps displaying notifications to setup voice unlock. I Say "no" - as far as I know it is not enabled - but an hour later it asks ...
0
votes
0answers
106 views

Weird no-signal-no-fingerprint-scanner problem with LeEco Le S3 X626?

Phone: LeEco Le S3 x626 Android: 6.0 EUI version: 5.8.018S (Stable it says, and this is what I got the phone with originally, I did not modify or change the software) Well, I probably have the ...
0
votes
0answers
93 views

Second lockscreen problems on Samsung Galaxy S8+ Help me please!

Ive been trying to fix my mothers lockscreen for ages now, i have installed and uninstalled apps to see if there was any end to this problem. I have searched the web but none help i need answers Asap
0
votes
0answers
225 views

How to remove swipe to unlock when using smart lock feature? S7 Android 6.0.1

I never use "swipe to unlock" feature on my phone so I don't want it to be the default screen when I use smart lock. Whenever smart lock feature is enabled and activated, this is what the phone asks ...
0
votes
0answers
44 views

Is it a good idea to give my screen lock PIN to an app?

My online bank created an app which can be used to generate TANs or be used as second authentication factor. For the setup it asks for the screen lock PIN which I've never seen before and seems like a ...
0
votes
1answer
161 views

Screen black during phone call and it won't come back during call

I have an Xperia XZs with Android 8. Lately I'm having problems while calling. When I start a call, the screen goes black immediately, and won't come back anymore during the call. The result is that ...
0
votes
0answers
36 views

How can I stop my HTC taking a picture every time I unlock the screen?

My U Ultra recently froze and restarted. When it started, a lot of the settings were defaulted and now it takes a picture every time I unlock the screen - be it via the fingerprint scanner or via ...
1
vote
1answer
177 views

Xiaomi Mi A1 How to change the screen lock code NOT the sim lock code

The title says it all. It seems there is no way to change the screen lock code for this phone. I am not looking to change the sim lock.
0
votes
0answers
624 views

Hard reset Samsung Galaxy Tab A SM-T580

I got a Samsung Galaxy Tab A SM-T580 from work. It was previously owned. I'm trying to do a factory reset, but can't get it to shut down without the correct pattern password. I have tried holding ...
0
votes
0answers
1k views

How to remove Infinix's Magazine lock screen photos

So there's this thing on my phone called the Magazine lock screen that automatically changes the lock screen on your phone whenever you lock it. And within it there is this option called 'custom ...
0
votes
0answers
5 views

Is to possible to lower phone sensitivity during calls

After going through Moto E3, Moto G4 and Moto G5, I'm now stick with Moto E4 and I'm literally terrified with the phone sensitivity during calls. I need no more than to move my phone 0.5-1 cm in one ...
0
votes
0answers
19 views

UI vertical offset bug

Occasionally, a notification on my phone will wake it up, and the UI is offset by about 10 pixels vertically. It only seems to affect the OS (lock screen, notification bar, etc.), as the applications ...
0
votes
0answers
729 views

How to turn off smart lock password screencode

My phone is completly blocked by smart lock password...cant remember it and only 911 calls are available. I cant take it off ans open my phone..i tried the 10 times wrong password and it didn't work. ...
0
votes
0answers
34 views

Lock touchscreen without turning screen off

I have a galaxy s5 that is suffering from some kind of screen flickering which occurred after I dropped my phone. When it gets hot the screen cannot turn on - I press the power button - I get a glance ...
0
votes
1answer
201 views

How to remove screen lock?

I don't know why, but the swipe, and none options have been greyed out. How to enable them (without factory reset)? Note: I have unchecked all device administrators (google find my phone, microsoft ...
0
votes
1answer
30 views

How to make sure that screen lock really locks and doesn't allow to do anything?

I've recently switched from Lenovo A328 (Android 4.4) to Samsung SM-A320F (Android 8.0, not rooted). On Lenovo I had screen lock set to "pattern", and that let me get rid of the misfeature of opening ...
0
votes
1answer
583 views

Long screen timeout on lock screen Oreo 8.0.0

After the Oreo 8.0.0 update on MI A1, the screen timeout when the lock screen appears, takes the same value as the sleep timeout. Usually when there was Nougat, the timeout on lock screen would be ...
0
votes
0answers
26 views

How to stop the screen from locking when on a Skype call

When I am on a Skype call my Samsung Galaxy S7 the screen locks, so if I need to go off mute I need to unlock the phone. Is there any way I can stop the phone from locking when I am on a Skype call?
0
votes
0answers
66 views

Google Pixel C asking for a password after reboot

I recently bought a second hand Google Pixel C .when I powered it ON it asked for a password and the message read ENTER PASSWORD TO START ANDROID. Can anyone help me to get in?...I mean don't want to ...
0
votes
0answers
68 views

Quickly turn screen lock off and on on Android 7

Often there are situations where I access my phone frequently (every few minutes) and I don't need the screen lock. Always going to settings → security → screen lock to change the settings is very ...
0
votes
0answers
82 views

Bypassing Lock Screen or at least backing up all data/photos before factory reset

I have a Xiaomi Redmi Note 4 phone without Mi Account, but I have a Google account on that device. My pattern lock doesn't unlock the phone any more. The bootloader/recovery is not unlocked, it is ...
0
votes
1answer
17 views

What do I do when my phone is pitch black due the the dumb brightness system going all the way to 0

This has happened to me several times and this time I cannot get in turned back up.
0
votes
0answers
46 views

Disabling dropdown menu for locked/sleep mode

I have a XOLO Era 3X 3GB phone running Android 6 (Marshmallow). I want the dropdown menu to be disabled when the phone is locked or is in sleep mode, precisely because there are a lot of options (...
0
votes
0answers
63 views

How do Google and Samsung's “find my device” service can bypass Android's Secured Lock Screen ?

As I know, when the phone is locked that means it has been encrypted. So how do Google and Samsung's "find my device" service can bypass Android's Secured Lock Screen (https://android.gadgethacks.com/...
1
vote
0answers
38 views

Incoming calls are identified as coming from Mexico incorrectly by area code?

I have a Verizon Galaxy S8 and I was traveling in Mexico a couple weeks ago, and when I came back, all incoming calls are saying Mexico on the screen. As far as I know, I don't have any special apps ...
0
votes
0answers
35 views

I can't get trusted places to work on Samsung Galaxy 7 Edge

I can't get trusted places to work. I use the map to pinpoint my address and still it won't work. This is pretty basic but several fixes I have found don't do it.
2
votes
2answers
991 views

Reset my android device password using android device manager

I'm android Marshmallow user. and I want to resent my password using android device manager. I signed in my google account and went to google's android device manager and it's not showing any option ...
2
votes
1answer
3k views

Why am I getting a red tint in the lock screen in Oreo 8.1/Nexus 5X?

I just updated to Oreo 8.1 from 8.0 and I notice that the lock screen has the same image as before, but with a red tint over it, like a layer of pure red with opacity 20% had been overlaid on top of ...
2
votes
0answers
105 views

What does it mean an ugly pop-up with an smiley face on my lock screen?

I've been getting pop-ups in the lock screen of my "Huawei Honor 6X" like this: The notifications appear at random times. There is nothing else on the pop-up other than the smiley face made of ASCII ...