ICS lockscreen, welcome screen and shutdown menu problems...

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noname_te

New member
Mar 16, 2012
1
0
hi

Hi,

i updated mi SGS 2 to LPQ and i have those three problems.
the first thing i see is i dont get the welcome screen, i dont care this screen, but i get it as a symptom of my problem.
the second thing and the most bothering is that i cant get the lockscreen.
and the last thing is that when i press the lock button instead of showing the shutdown menu it shutdown.



i know this problems where present in the betas, but i flashed today a phone of a friend y he doesnt have any of these problems.


does anybody knows someway to fix this?



thanks!


shutdown phone,

HOME - VOLUMN UP - LOCK
>wipe data/factory reset
>yes -- delete all user data
>reboot system now
 

md.tahir

Member
Dec 20, 2011
18
6
Screen Lock Problem

For ALL whoever are facing problems with the LOCK SCREEN here is the solution :
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.

Press Thanks, if it helps you...
 

zubairyasir

Member
May 2, 2008
15
3
Alright. Try this!

I have attached the 2 files from the imei folder. Copy paste to your folder.

But you need to rename them to:

- keystr.txt to keystr, take out the .txt from the end
- mps_code.txt to mps_code.dat, replace .txt with .dat

If your phone needs to overwrite the old ones let it.

If you are on PC, just right-click the files and 'save as' to you PC, then move to your phone then use root explorer to move to the efs folder.

View attachment 947781

View attachment 947782

Hello, your explained method worked for me. I copied the files as you mentioned and left a copy in just efs folder. and i pressed power button it came up with options. ha ha ha...lock screen also worked..
I observer the clock on lock screen is a little on left sided.
i mean, the clock is not leveled.i am using galaxy s2. i hope its just my feeling.. its hard to find even i am not sure.
thanks again... cheers
 
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Reactions: sxi200

sxi200

Senior Member
Oct 18, 2010
1,510
449
Melbourne
Hello, your explained method worked for me. I copied the files as you mentioned and left a copy in just efs folder. and i pressed power button it came up with options. ha ha ha...lock screen also worked..
I observer the clock on lock screen is a little on left sided.
i mean, the clock is not leveled.i am using galaxy s2. i hope its just my feeling.. its hard to find even i am not sure.
thanks again... cheers

Glad you were able to fix. About the clock not really sure because I'm back on gingerbread, but I do believe it is more to the left side if I remember correctly.

Sent from my GT-I9100T
 

Laubscherc

Senior Member
Mar 27, 2007
160
0
Pretoria
Huawei P20 Pro
OPPO A74 5G
It Works Again!

Alright. Try this!

I have attached the 2 files from the imei folder. Copy paste to your folder.

But you need to rename them to:

- keystr.txt to keystr, take out the .txt from the end
- mps_code.txt to mps_code.dat, replace .txt with .dat

If your phone needs to overwrite the old ones let it.

If you are on PC, just right-click the files and 'save as' to you PC, then move to your phone then use root explorer to move to the efs folder.

View attachment 947781

View attachment 947782

Great Fix!!
 

weiping210

New member
Dec 16, 2013
1
0
Alright. Try this!

I have attached the 2 files from the imei folder. Copy paste to your folder.

But you need to rename them to:

- keystr.txt to keystr, take out the .txt from the end
- mps_code.txt to mps_code.dat, replace .txt with .dat

If your phone needs to overwrite the old ones let it.

If you are on PC, just right-click the files and 'save as' to you PC, then move to your phone then use root explorer to move to the efs folder.

View attachment 947781

View attachment 947782

Hi , I still have problem even after i replace those file

my version is android 4.0.4

please help, i just don't wish to use external lock screen app.
 

Jamboozlez

Member
Feb 15, 2014
21
6
Thank you!

For ALL whoever are facing problems with the LOCK SCREEN here is the solution :
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.

Press Thanks, if it helps you...

Sorry for replying to such an old post, but I made an account just so I could say thank you! This worked brilliantly! :good:
 

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  • 5
    yes all in lowercase..

    i dont know what is mps code...


    and yes it shows the correct imei...

    Alright. Try this!

    I have attached the 2 files from the imei folder. Copy paste to your folder.

    But you need to rename them to:

    - keystr.txt to keystr, take out the .txt from the end
    - mps_code.txt to mps_code.dat, replace .txt with .dat

    If your phone needs to overwrite the old ones let it.

    If you are on PC, just right-click the files and 'save as' to you PC, then move to your phone then use root explorer to move to the efs folder.

    View attachment keystr.txt

    View attachment mps_code.txt
    3
    Screen Lock Problem

    For ALL whoever are facing problems with the LOCK SCREEN here is the solution :
    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.

    Press Thanks, if it helps you...
    2
    Hi,

    I am having the same issue and have copied the 2 files into my efs folder.

    Still the problem persist. Also, with the issue that the lock screen doesn't appear, if there is a sim lock pin required, i will not be prompted as well.

    and yes, i still have my IMEI intact.

    Please advice.

    They are actually supposed to go in the /efs/imei folder. Did you put them there, or just to /efs?
    1
    Alright. Try this!

    I have attached the 2 files from the imei folder. Copy paste to your folder.

    But you need to rename them to:

    - keystr.txt to keystr, take out the .txt from the end
    - mps_code.txt to mps_code.dat, replace .txt with .dat

    If your phone needs to overwrite the old ones let it.

    If you are on PC, just right-click the files and 'save as' to you PC, then move to your phone then use root explorer to move to the efs folder.

    View attachment 947781

    View attachment 947782

    Hello, your explained method worked for me. I copied the files as you mentioned and left a copy in just efs folder. and i pressed power button it came up with options. ha ha ha...lock screen also worked..
    I observer the clock on lock screen is a little on left sided.
    i mean, the clock is not leveled.i am using galaxy s2. i hope its just my feeling.. its hard to find even i am not sure.
    thanks again... cheers
    1
    Your efs is missing something.
    There was a solution posted somewhere.
    Sorry, cant recall which thread was it.
    Try search the whole forum.