2 SSDs

When I first built the PC, I had a an m.2 500gb ssd and a sata 2tb hard drive and installed my windows to the ssd, now, newer games require an ssd so I went and bought a 1tb m.2 ssd, install went fine, but when I go past my motherboard splash screen and try and boot to windows I get a message...

So.. First off, this is a nightmare!! :mad: Tonight I installed an Additional M.2 drive, its a 970 pro 512gb NVMe PCIe Drive. When installed my computer WILL NOT boot into windows, the bios, or even turn anything in my case on except for my CPU cooler RGB and my Corsair RGB ram, everything...

I have a mother board that only has one 4 pin slot for system fans. Both of my case fans are 3 pin hook ups. The psu has molex connectors on it as well as a 4 pin in the same zip tied pre-made wires that the molex connectors are on. Do I need to plug the 4 pin into the mobo and buy the molex...