You’re right — this is usually a power management issue with USB adapters. Try this fix: Go to Device Manager → Network Adapters → Archer T4U Plus → Properties → Power Management tab, then uncheck...

Hi @proz1um, TP-Link UE306 V1 drivers are available, but TP-Link's website may not list them clearly. Since both V1 and V2 use the same AX88179/AX88179A USB Ethernet chip, the drivers are compatible...