For 8k streaming, VR gaming, and large file downloads, you are going to need a fast, reliable router. The TP-Link AX6000 8-Stream WiFi Router can help. It has a 1.8GHz quad-core processor, 1 GB RAM, and 1147Mbps @ 2.4GHz and 4800Mbps @ 5GHz speed.
The TP-Link Archer AX6000 delivers speeds up to 6Gbps. It has 4 times more capacity than AC WiFi, so you can connect more devices. The router works with Alexa and IFTTT.