BIOS ERROR

Hello everyone, I have a Dell Inspiron 3505 laptop that was updating the bios, and it was disconnected from the power, now it does not turn on, it does not give any type of image and the processor is heating up, try to reinstall the bios with a tutorial Similar thing I found https://www.linkedin.com/pulse/solved-recover-dell-inspiron-laptop-corrupted-bios-how-roland-ihasz but I can't convert the bios .exe files that are on the page official to the .rom files of the tutorial, and also tried to turn it on using the cntrl + esc key before connecting its charger, and it didn't work either. help me please