Dell Latitude 5420 Bios Password 8FC8

[rex98]

Hi I Have a Dell Latitude 5420 With Bios Password
Service Tag 59MC8C3-8FC8
Please Can some one Unlock Bios for me Thanks

forgot to attach file - Sorry

1st boot, press F2, write service tag, disable Absolute, save (Apply changes), restart. 2nd boot press Alt+F to exit manufacturing mode

[devp62]

Hi this only starts to flash the back light on for a few seconds and then does a reboot and that's it no boot or backlight on screen, any suggestions, have tried several times, looking the bios the original service tag is present is that normal? Thanks.

[b4rdock]

Try again

hi thanks for all your effort but this fiule only restart and dont give display video i have leave it a lot of time and never give video 😅

[rex98]

hi thanks for reply. but my servicetag is FSNS7G3
not work the file you send me, dont give me video
original yes works video but computrace are activce i need deactivate
can help me fix it plz

thanks

try this again same procedure.

[rex98]

Hi I Have a Dell Latitude 5420 With Bios Password
Service Tag 59MC8C3-8FC8
Please Can some one Unlock Bios for me Thanks

forgot to attach file - Sorry

1st boot, press F2, write service tag, disable Absolute, save (Apply changes), restart. 2nd boot press Alt+F to exit manufacturing mode

[devp62]

hi Thanks Rex98 bios lock off but cant disable absolute as greyed out, pls advise thanks

[rex98]

hi Thanks Rex98 bios lock off but cant disable absolute as greyed out, pls advise thanks

try my post in number 644 it shoud work in all dell 5420

https://www.badcaps.net/forum/troubl...58#post3252158

[minhdigital]

Hi I Have a Dell Latitude 5420 With Bios Password
Service Tag 59MC8C3-8FC8
Please Can some one Unlock Bios for me Thanks

forgot to attach file - Sorry

Send to you, try ! ( write with old chip, new chip will not work )

[devp62]

hi Thanks minhdigital it worked many thanks for your help. All the best.

[b4rdock]

try this again same procedure.

this works like a charm thanks a lot ,

[pokemon denpasar]

Hello, all master
I have a Dell Latitude 5420, i need remove admin password ( forget password).
please can someone help me..
TAG BDNQ7M3-8FC*

Thanks.

[pokemon denpasar]

Hello, all master
I have a Dell Latitude 5420, i need remove admin password ( forget password).
please can someone help me..
TAG BDNQ7M3-8FC8

Thanks.

[alfredposadas09]

Hello, all master
I have a Dell Latitude 5420, i need remove admin password ( forget password).
please can someone help me..
TAG BDNQ7M3-8FC8

Thanks.

upload your original file

[okee32]

Hi I Have a Dell Latitude 5420 With Bios Password
Service Tag CQNF2F3-8FC8
MOTHERBOARD - GDF40 LA-K492P
REV : 1.0(A00)
2020 -11 -12
Please Can some one Unlock Bios for me Thanks

[hoaca388]

Hi I Have a Dell Latitude 5420 With Bios Password
Service Tag CQNF2F3-8FC8
MOTHERBOARD - GDF40 LA-K492P
REV : 1.0(A00)
2020 -11 -12
Please Can some one Unlock Bios for me Thanks

Unlocked

[okee32]

Unlocked

Thank yoy very much it Worked but post is very slow.

[koba71786]

hello dears
please help me
JLM72J3-8FC8

[alfredposadas09]

hello dears
please help me
JLM72J3-8FC8

here is your unlocked file

[koba71786]

here is your unlocked file

thanks, but..
i have neoprogramer software
i write this unlock bios and The laptop won't turn on
It doesn't turn on at all, when I turn on the power supply, only then the light turns yellow, and nothing turns on.
what can i do

The bios chip is alive, the programmer reads it

[alfredposadas09]

thanks, but..
i have neoprogramer software
i write this unlock bios and The laptop won't turn on
It doesn't turn on at all, when I turn on the power supply, only then the light turns yellow, and nothing turns on.
what can i do

The bios chip is alive, the programmer reads it

maybe the backup is not good