Laptop not booting

I have a dell latitude 3340 and i did wverything what the tutorial in the opencore has said and installed neccessary and fixes of kexts but still when i go to boot from usb after adding boot option of opencore.efi it the screen just flashes and after windows starts booting. Using montery on haswell ult cpu.

Specs: Intel Core i5-4210U , 8GB DDR3L , 240GB SSD , Intel Dual Band Wireless-AC 7260 , Intel HD Graphics 4400

submitted by /u/East_Emphasis1022
[link] [comments]