Dell Latitude 5420 Bios Password 8FC8

[huynhdoluan]

Re: Dell Latitude 5420 Bios Password 8FC8

Pls help me unlock bios password

[lapfix]

Re: Dell Latitude 5420 Bios Password 8FC8

Pls help me unlock bios password

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

[huynhdoluan]

Re: Dell Latitude 5420 Bios Password 8FC8

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

ths you this bios okey

[Moh.Jr.Boudali]

Re: Dell Latitude 5420 Bios Password 8FC8

hello, me too, i need help for:

laptop / DELL LATITUDE 5420 /
motherboard / GDF40 LA-K491P Rev:2.0(A01) /
cpu / INTEL 11TH GEN /

service tag / #40K87D3-8FC8
spi chip / GIGADEVICE 32MB@WSON8

i don't know if it has computrace, but i notice a custom logo in place of dell logo at boot.

thanks.

[volinakis]

Re: Dell Latitude 5420 Bios Password 8FC8

hello, me too, i need help for:

laptop / DELL LATITUDE 5420 /
motherboard / GDF40 LA-K491P Rev:2.0(A01) /
cpu / INTEL 11TH GEN /

service tag / #40K87D3-8FC8
spi chip / GIGADEVICE 32MB@WSON8

i don't know if it has computrace, but i notice a custom logo in place of dell logo at boot.

thanks.

what lapfix says

[pendragon-dead]

Re: Dell Latitude 5420 Bios Password 8FC8

Hi guys, I came here looking for a solution, I forgot my DELL's bios admin password and I can't change anything else. Could you please help me? I would be very grateful and I can help with some contribution if this is the solution.

Service tag: 571WRH3-8FC8

[Moh.Jr.Boudali]

Re: Dell Latitude 5420 Bios Password 8FC8

try. 1st boot press F2, write Service Tag, disable Absolute, save, restart. 2nd boot press alt+F to exit manufacturing mode.

hello , sorry for the delay to responce, i flashed the spi rom and follow the steps it work , thank you to give me your time for help. @volinakis

[Moh.Jr.Boudali]

Re: Dell Latitude 5420 Bios Password 8FC8

hello, i still need help for another one:

laptop / DELL LATITUDE 5420 /
motherboard / GDF40 LA-K491P Rev:3.0(A02) /
cpu / INTEL 11TH GEN /

service tag / #32NX2F3-8FC8
spi chip / XMC 32MB@WSON

i check computrace absolute is enable.

thanks.

[volinakis]

Re: Dell Latitude 5420 Bios Password 8FC8

hello, i still need help for another one:

laptop / DELL LATITUDE 5420 /
motherboard / GDF40 LA-K491P Rev:3.0(A02) /
cpu / INTEL 11TH GEN /

service tag / #32NX2F3-8FC8
spi chip / XMC 32MB@WSON

i check computrace absolute is enable.

thanks.

here. after you write serial check also if you can disable Absolute then save.

[volinakis]

Re: Dell Latitude 5420 Bios Password 8FC8

Hi guys, I came here looking for a solution, I forgot my DELL's bios admin password and I can't change anything else. Could you please help me? I would be very grateful and I can help with some contribution if this is the solution.

Service tag: 571WRH3-8FC8

only if you post here the content of your bios chipset.

[Moh.Jr.Boudali]

Re: Dell Latitude 5420 Bios Password 8FC8

here. after you write serial check also if you can disable Absolute then save.

thank you, for your time @volinakis, i will make a test and feed back

[Arrow16]

Re: Dell Latitude 5420 Bios Password 8FC8

Dell Latitude 5420 admin and absolute lock
Need some help to remove TIA

[anhbanxoi]

Re: Dell Latitude 5420 Bios Password 8FC8

Dell Latitude 5420 admin and absolute lock
Need some help to remove TIA

Flash this file and enter your service tag.

[kaicqueiroz123]

Re: Dell Latitude 5420 Bios Password 8FC8

could someone unlock it for me thanks,

xmc 256bit
25RH256CXIQ

[volinakis]

Re: Dell Latitude 5420 Bios Password 8FC8

could someone unlock it for me thanks,
[ATTACH]294252[/ATTACH]
xmc 256bit
25RH256CXIQ

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

[lapfix]

Re: Dell Latitude 5420 Bios Password 8FC8

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

[kaicqueiroz123]

Re: Dell Latitude 5420 Bios Password 8FC8

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

Bro, dont work, maybe my dump is corrupted, is it possible to revert without the original dump?

[lapfix]

Re: Dell Latitude 5420 Bios Password 8FC8

Bro, dont work, maybe my dump is corrupted, is it possible to revert without the original dump?

Try again your original dumb to see if your lap work or not

[volinakis]

Re: Dell Latitude 5420 Bios Password 8FC8

Bro, dont work, maybe my dump is corrupted, is it possible to revert without the original dump?

it should work, check if you did solder the bios chipset properly an let it run for 20-30 seconds, it takes some time to apply new settings and have image on display

[Arrow16]

Re: Dell Latitude 5420 Bios Password 8FC8

Flash this file and enter your service tag.

Tnx its working