Question about AsRock X870 Pro RS WiFi AM5

Yes, you can install two M.2 SSDs on the ASRock X870 Pro RS WiFi motherboard.

Here are the details on the M.2 slots available:
- Blazing M.2 (M2_1): Supports PCIe Gen5x4 (128 Gb/s) mode.
- Hyper M.2 (M2_2): Supports PCIe Gen4x4 (64 Gb/s) mode.
- Ultra M.2 (M2_3): Supports PCIe Gen3x4 (32 Gb/s) and SATA3 6.0 Gb/s modes.

However, note that if M2_2 is occupied, PCIe2 will be disabled, and if SATA3_1 or SATA3_2 is occupied, M2_3 will downgrade to Gen3x2 mode.