Win + R, type gpedit.msc (Pro/Enterprise only). Navigate to Computer Configuration > Administrative Templates > System > Device Installation > “Prevent installation of devices not described by other policy settings.” Enable this temporarily.MT7601-v2.2_Windows.zipSetup.exe as AdministratorShe explained: “A driver is like a phrasebook. Your computer speaks ‘Windows 7,’ but the adapter speaks ‘MediaTek Wireless.’ Version 2.2 is the exact edition that translates between you two perfectly.”