Did you check msinfo32 for any IRQ conflicts? Realtek NIC should not introduce problems if it not shares the same interrupt with another device, just to my thinking. But if it works for you using WiFi, that's greatHey there,
it’s a Realtek 2.5GbE LAN. I won’t use it since I’m connected up using WiFi 6. The only other PCIe devices would be the 1TB Samsung 980 Pro M.2 NVMe drive, and I have a smaller Kingston A2000 250GB drive on the rear M.2 slot. It’s a mini-ITX board so the I/O in general is limited.
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