Unlock Bios Password Lenovo thinkpad T450s

[user61559]

hello I have a problem on my Lenovo Thinkpad T450S 20BW password is locked
this is the original thinkpad t450s 20bw file

 

[Salimeh Bolboli]

"Instructions for use"

Remove all battery and CMOS battery

press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .

Enjoy.

If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.

https://dr-bios.com/attachments/t450s-lock1_patched-bin.64804/

 

[user61559]

the laptop doesn't run, after 2x 5 beeps 10 seconds then it turns off and doesn't turn on again

 

[igiteam]

the laptop doesn't run, after 2x 5 beeps 10 seconds then it turns off and doesn't turn on again

press F1 to enter setup: password 1234

 

[igiteam]

press F1 to enter setup: password 1234

Press 2x space bar when asked.
Turn off the computer.
then return your orignal bios

 

[user61559]

the laptop doesn't display an image.
only 2x 5 beep sound after it turns off

 

[igiteam]

the laptop doesn't display an image.
only 2x 5 beep sound after it turns off

 

[user61559]

thank you, it worked

 

[igiteam]

thank you, it worked

your welcome