Question 1TB m.2 not detected in bios Asus B450F-Gaming

[Carmillawoo]

I have a 250GB m.2 installed in the m.2_1 Today I wanted to expand by installing a 1TB m.2 in the m.2_2 slot. However it is not being detected by my BIOS and I don't knowhow to get it to work. Any help would be appreciated.

 

[rgd1101]

what the cpu? what the 1TB m.2 model?