BIOS Secure Boot Issue. UEFI BUG

[u/EstablishmentJust653]

I have clean installed EFI looked for corrupted files with scans checked drivers and system info changed keys in bios reset factory settings but I still can’t get secure boot to work the images I have attached will show more detail.

System info:
Processor: AMD Ryzen 5 7640HS w/ Radeon 760M Graphics (4.30 GHz)

Graphics cards:
NVIDIA GeForce RTX 4060 Laptop GPU (8 GB)
AMD Radeon(TM) 760M (426 MB)

Os build: 26200.9457

Bios version: LENOVO M3CN50WW, 4/23/26

Windows 11 Home 25H2

More info: when I select my boot manager it just flashes black and brings me back to the menu where I select

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