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After installing windows 7, 8, 10 and Vista on a LENOVO T410i laptop there are several missing drivers. For windows 7 these are Unknown device, Base system device, Biometric coprocessor, PCI simple communications controller. The correct drivers are Intel proset/wireless software for bluetooth(r) technology, Ricoh R50230 media driver, Touchchip fingerprint coprocessor (WBF advanced mode) Intel(r) management engine interface. For windows 10 the drivers missing are Unknown device, Base system device, Biometric coprocessor. The correct drivers are Intel(r) management engine interface, Ricoh R50230 media driver, Touchchip fingerprint coprocessor (WBF advanced mode). For windows 8 the missing drivers are Unknown device, Base system device, Biometric coprocessor, PCI simple communications controller. The correct drivers are Lenovo PM device, Ricoh R50230 media driver, Touchchip fingerprint coprocessor (WBF advanced mode), Intel(r) management engine interface. For vista missing drivers are Base system device, correct is Ricoh R50230 media driver. download here.
Don`t forget the correct power supply is 20v 3.25/4.5a 7.9mm x 5.5mm