Unlock Screen? ? - AT&T Samsung Galaxy Note 4

Did anyone else ever get the Unlocked (with a picture of a Lock) message on the boot screen right after getting their Note 4? It happened after my second reboot after first opening the phone and setting it up.
It happened on the first boot screen. There was a Lock that was unlocked in between the "Samsung Galaxy Note 4" and "Powered by Android" lines.

Yeah this was brought up before in a thread. I don't remember which one but it's basically a quirk that's happened with the S5 and the note 4.

Do we know what it is or why it happens?

Moved to Q&A.

Some custom launchers cause it and some people experience it with switching from dalvik to ART.

Find this today
Won't let you edit it though without some type of pass code.
Anyone know if there is an amin password for the secret settings menu?
Sent from my SAMSUNG-SM-N910A using XDA Free mobile app

Related

[Q] lock screen disappeared / phone restarting

i have this phone for a week and the lock screen disappeared after the first day .... i thought its a issue so i replaced it with a new one ... and it also had the same problem ..... and now it is getting restarted ... it has happened to me twice in 2 days .... does anyone know how to fix the lock screen that disappeared ??????????
sanil1986 said:
i have this phone for a week and the lock screen disappeared after the first day .... i thought its a issue so i replaced it with a new one ... and it also had the same problem ..... and now it is getting restarted ... it has happened to me twice in 2 days .... does anyone know how to fix the lock screen that disappeared ??????????
Click to expand...
Click to collapse
Yea the same thing happened go mine. I no longer have
a lock screen. I've tried everything too. I rooted tried custom ROM tried flashing back to stock nothing works.
Sent from my SGH-T989 using Tapatalk
sanil1986 said:
i have this phone for a week and the lock screen disappeared after the first day .... i thought its a issue so i replaced it with a new one ... and it also had the same problem ..... and now it is getting restarted ... it has happened to me twice in 2 days .... does anyone know how to fix the lock screen that disappeared ??????????
Click to expand...
Click to collapse
Also every time I restart my Bluetooth is turned on and the screen timeout is set to 10 mins. I'll post a video later
Sent from my SGH-T989 using Tapatalk
The lock screen disappearing and the power menu going away is a bug that can randomly happen apparently. You probably trigged this bug by going into the lcdtest menu (typing *#0#* or whatever it is). The only way to fix this is a master reset. Just avoid using the lcdtest menu and it shouldn't happen again.
Sent from my SGH-T989 using xda premium
alright will try to do a master reset again and not do the lcd test this time .....
matthenry87 said:
The lock screen disappearing and the power menu going away is a bug that can randomly happen apparently. You probably trigged this bug by going into the lcdtest menu (typing *#0#* or whatever it is). The only way to fix this is a master reset. Just avoid using the lcdtest menu and it shouldn't happen again.
Sent from my SGH-T989 using xda premium
Click to expand...
Click to collapse
Tried a master reset on the phone and no luck at all still have the same problem. Also thr initial welcome screen never showed either.
Sent from my SGH-T989 using Tapatalk
same here .... no luck at all .... i dun know if this bug will be fixed or not ....
Is anyone else having this issue?
Sent from my SGH-T989 using Tapatalk
i came to know that a lot of people are having this issue .... even if the lock screen is not fixed atleast samsung shouil fix the restarting issue ... its just growing more and more .... i had two restarts yesterday .....
I havent had any random restarts. Im thinking about going to get an exchange
Sent from my SGH-T989 using Tapatalk
this is my second galaxy ... the earlier one also had the same problem with heating too ... atleast this one does not heat up always
it's all in the software
keep an eye on what you are installing, and how the apps behave in the phone
some apps stay in the background if you don't exit them properly
the screen lock bug is a known issue that gets triggered after you run some test
to get it back just restore everything back to default using factory wipe
did the factory reset .... and didnt do any test .... yet the second day the lock screen disappeared and the third day the restarting happened and still it continues
AllGamer said:
it's all in the software
keep an eye on what you are installing, and how the apps behave in the phone
some apps stay in the background if you don't exit them properly
the screen lock bug is a known issue that gets triggered after you run some test
to get it back just restore everything back to default using factory wipe
Click to expand...
Click to collapse
yea I'm sure its just a software issue hopefully its fixed soon.
but I've tried everything. like the person above from me said, it happened on the second day.
I've tried factory resetting the phone and even flashing a stock rom and no go. its gone.
im not having the restart issue though
hope everything will be fixed in ice cream sandwich .... the lock screen in that is a facial recognition ... so hope it will be a huge improvement ... cant wait for that .... just read somewhere that samsung might get ice cream sandwich to s2 users as early as December
Will samsung be releasing a patch before ICS to address the pattern draw lockscreen issue? This is the only problem preventing me from leaving the sensation and jumping onboard the SGS2. I carry a lot of sensitive material, so that would be a huge security breach.
Ive only had this issue when the phone boots on. There are unlock icons but i see my homescreen and the phone is locked. Rooted to jugs 2.6 and still the same thing.
Sent from my SGH-T989 using xda premium
This was a big deal with the Samsung Behold 2. I am surprised samsung repeated this software defect with such a high end phone. I wonder if there will be a patch for this before the ICS update. IMO this is worse than the vertical lines!
Problem Solved
i actually figured out a way to restore my lock screen back.
Note: This involves messing with the efs folder. So do this at you own risk
also, your phone must be rooted in order to do this.
Tools Needed:
1. Hex Editor
2. Root Explorer
Steps to restore:'
1. Using root explorer locate the /efs/imei/ folder. In that folder there should be a file called keystr. In my case the file was missing which is why the lock screen was missing and was causing my problems.
2. using root explorer create a new file called keystr
3. also in root explorer open the file keystr in text editor and type ON
4. now go into hex editor and locate the /efs/imei/keystr file.
5. using hex editor the first two values in green should be 4f and 4e. all others should be 00.
6. make sure you save the file.
7. reboot.
Sorry to bring up and old thread but I just wanted to have it here incase anyone has the same problem in the future. I had the same problem as well after running LCD Test. To fix it I followed the solution on this thread
http://forum.xda-developers.com/showthread.php?t=1401723&highlight=lock
It fixed my problem without a factory reset!

S3 lock screen pin bypass

The bug that affects the s3 and note 2 works on our at&t s3. If you use a pin for security on your lock screen, you can bypass it by hitting...
- Emergency call
- Emergency contacts
- the home button
- the power button
It takes some timing on the power button but if you keep trying you will get it. It makes the lock screen disabled until reboot and also the notification bar doesn't work but is quite a security flaw.
This is verified on my bone stock unrooted s3.
I have seen this posted in the international s3 forum but not for at&t, so I figured I would share
Sent from my Nexus 7 using XDA Premium HD app
This only affects touchwiz.
Yeah, guess I'll have to move to cm or another aosp based ROM. Security is sort of a big thing for me. This is sad though I would think Samsung would be pushing a fix quickly with the whole safe for enterprise thing.
Sent from my Nexus 7 using XDA Premium HD app
Unbelievable. This same thing happened when I had the S2!!!
Sent from my SAMSUNG-SGH-I747 using Tapatalk 2
Ya I used to never worry about the pin or pattern lock screens untill i lost a phone and saw some one get acces to my google acount and spend a whole bunch of money now it stays all kinds of locked up lol
Pbwizkid said:
Ya I used to never worry about the pin or pattern lock screens untill i lost a phone and saw some one get acces to my google acount and spend a whole bunch of money now it stays all kinds of locked up lol
Click to expand...
Click to collapse
Lose the phone... first thing to do is change google account password.
Hopefully Samsung patches it soon! (Already posted in the S III General forum.)
Hmmn I am unable to repro I can get close. I can get back to the home screen without actually unlocking but almost instantly the password screen reappears
Sent from my SPH-L710 using xda app-developers app
It takes some timing on the power button. It took me about ten tries but eventually worked.
Sent from my Nexus 7 using XDA Premium HD app
I've just confirmed that this actually works (unfortunately).
Now that this method has been publicized on the web, Samsung and our carriers WILL have to roll-out an update (such as 4.2.1) with immediate effect to remedy this flaw.
For an apology, they can also add the Premium Suite in the update for the rest of us who have been ignored.
Has anyone tested this after updating Lookout Mobile Security to the latest version? It's supposed to provide a temporary fix.
https://blog.lookout.com/blog/2013/03/11/patch-for-samsung-galaxy-iii-lock-screen-vulnerability/

Smart Stay

Doesn't appear that Smart Stay is working on my N8, the front camera works and the is no screen protector to mess with it. Works fine on mt Note 3 and the GS3 a hen I had it.
Is there a fix for this for a non rooted N8?
Sent from my GT-N5110 using XDA Premium 4 mobile app
Hmm.. Try clearing your cache, there are a number of apps that can do that or goto the application manager and find settings then clear it there. After that reboot your device. I'll keep looking around for some other ideas (I'm rooted so I have to figure out what you can do). What leads you to believe it is broken (not saying it isn't just looking for symptoms).
This is my 4th Samsung device that has had it, GS3, N2, N3, and now the N8. On the others when I'm reading something say xda or G+ or whatever the screen stays on unless I lay the device down. With the N8 I'll be reading an X the screen will dim. I also see a message in the notification area with something about not seeing eyes or the like doesn't stay long enough to really read. I think it does work sometimes, if I turn it off it gets worse..
I will clean the cache followed by a reboot and see what happens
Sent from my GT-N5110 using XDA Premium 4 mobile app

Overly sensitive lockscreen

Just like the title says, am I the only one to have an overly sensitive lock screen? Using AOSB ROM and whenever I'm using the pattern lock screen and I want to unlock the device, halfway thru I'll be cut off. At first I thought maybe its because I have disabled the ability to see the pattern, so I enabled the ability to see if there's any difference and sure enough I'm still getting cut off while I'm inputting the password. I have the same ROM for my Galaxy Note 2 and Samsung Tab 2 7.0 and its not appearing in either devices. Using this tablet for its 4th day so far so I'm not sure if it's a device issue or because I did something to my tablet.
Sent from my Nexus 7 using xda app-developers app

LockScreen Issues

Is anybody else having problems with their lock screen? It stopped working on my phone out of the blue. I tried wiping credentials restarting the phone several times setting up other types of security (pin, password, pattern, etc) but nothing works the phone just won't lock itself anymore it stays unlocked. Can someone please help me? Thanks in advance
Update: I forgot I had stay unlocked at location (home) idiot me I know •_•
Wait a minute... I just started having the very same issue 24 hours now, but I don't get what exactly your workaround was. Could you explain a bit? What is that "unlocked on location" thing you're referring to? Is it about "smart lock"?
Sent from my Moto G4 Plus using XDA Labs
The Analog Kid said:
Wait a minute... I just started having the very same issue 24 hours now, but I don't get what exactly your workaround was. Could you explain a bit? What is that "unlocked on location" thing you're referring to? Is it about "smart lock"?
Sent from my Moto G4 Plus using XDA Labs
Click to expand...
Click to collapse
Yes, I think that's what he means. He had set the phone to remain unlocked while at home.
errikosd said:
Yes, I think that's what he means. He had set the phone to remain unlocked while at home.
Click to expand...
Click to collapse
Alright, I didn't. I've tried to be a little sarcastic, indeed... Yet, I'm facing this flaw of lock screen not showing nor locking nor doing its thing. Smart lock has never been set on this device, BTW; However, often it briefly reappers after shutting down the phone and restarting it, but not by means of rebooting. So far, NONE of the usual, widespread workarounds (clear caches, credentials or device administrator) is working over here, so I've been looking for a different hint on the subject, to no avail. Sadly, it probably could take years to have the right one, as I can see... But, I'm working on my own; if I don't get bored in the process, end up doing a full OS restore or simply get rid of the phone, then I will let the community know...
Sent from my Moto G4 Plus using XDA Labs

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