After installing windows 10 on a LENOVO E460 laptop there are 5 missing drivers. These are PCI data acquisitions and signal processing controller , PCI controller, PCI Memory controller, SM bus controller, Unknown device. The correct drivers in order are Chipset, Realtek card reader, Chipset, Chipset, Lenovo power management 32 bit.Lenovo power management 64 bit.
Don`t forget the correct power supply is 20v 2.25a/3.25a yellow tip