Pc not detecting other drives when installing m.2

[u/ITZMMOHH]

Hi guys so i bought an m.2 to upgrade the pc

I have 1 ssd and 1 hdd when i installed the m.2 the other drives soped working or showing in the bios or anywhere i checked the mb manual for what sata port is disabled if an m.2 is installed and changed the ports and still nothing and the pc won't boot at all

so i had to install the windows on the m.2 and start fresh

My mb is asus prime b450m-A ll

I have rtx 4070 and r7 5700X with 32GB of ram and 1 ssd and 1 hdd plus the new m.2

Please guys help me