Unlock Bios Password Dell OptiPlex 5400 administrative password (All in One)

[CTS1983]

Dear. Team BIOS supporting.
Warm greeting from Cyber Tech
Please help me unlock admin password
Model: All In One Dell
OptiPlex 5400 administrative password
CPU: 12th
Thank you for supporting us!
Yours faithfully,

 

[Salimeh Bolboli]

Please send the locked Bios and a photo of password screen.

 

[CTS1983]

OptiPlex 5400 AIO (Unlock Admin Password)

 

[Vahab Hemmati]

didn't send bios backup