Source : support.dell
Download Dell Inspiron 17R 5721 Windows 10 64bit drivers
Application (1)
Audio (1)
BIOS (1)
Chipset (3)
Intel HM77 Chipset Driver 10/10/2013 9.4.0.1026, A00 Download
Intel Management Engine Interface Driver 10/10/2013 9.5.14.1724, A01 Download