IP provided Hubs are renowned for their poor Wi-Fi, and at the best of times Wi-Fi is a fickle beast that can be affected by numerous things such as distance from the Hub, building construction, other electronic devices, neighbouring Wi-Fi, basically all sorts.
VM supply to the Hub, after the Hub it is up to you.
Many on here, myself included advocate the use of a third party Gigabit capable Wi-Fi router or Mesh system.
I've ran a check on the system and no issues are showing. There is however one device showing as too close to the router. Could this be connected via Ethernet, or moved away from the router, as this is potentially limiting the bandwidth.