Question Problem with Laptop Packard Bell

[smilkoff]

Hello

I am new here on this forum and i want to ask about my laptop i have a problem that is weird i tried BIOS reset

Packard Bell EasyNote Model:ENTF71BM-C2RX

Video:
https://youtube.com/shorts/ankzkWXku5c?feature=share

 

[smilkoff]

I changed the RAM Memory , now the laptop works it doesn't restart every 2 seconds but now is black screen