The Lenovo N1996 motherboard requires systematic driver installation beginning with the Intel chipset driver. Using the original PC model (e.g., Lenovo H330) to source drivers from Lenovo's support site is the safest approach. For Windows 10, fallback to Windows 8.1 drivers is generally successful. Technicians should avoid automated driver updaters and rely on manual installation via Device Manager or official setup executables.
This is the single most sought-after driver for the N1996. Two LAN variants exist: lenovo n1996 motherboard drivers