Source : support.dell
Download DELL XPS 12 (9Q33) Notebook Driver Windows 10 64bit

Category	Vendor	Description	Version	Date
Audio	Audio	Realtek High-Definition Audio Driver	6.0.1.7525	07/24/2015	Download
BIOS	BIOS	Dell XPS 9Q33 System BIOS	A08	04/07/2015	Download
Chipset	Driver	Intel Management Engine Interface	10.0.2 8.1006	10/06/2013	Download
Chipset	Driver	Intel Chipset Device	9.4.0.1025	10/15/2013	Download
Chipset	Driver	SMSC 7500 USB-to-Ethernet dongle	13.8.8.0	10/15/2013	Download
Application	Driver	Dell Foundation Services	3.3.7200.0	06/09/2016	Download
Application	Driver	Dell Update	1.9.5.0	06/09/2016	Download
Application	Driver	Dell Help & Support	2.2.21.0	06/08/2016	Download
Application	Driver	Dell Digital Delivery	3.1.1002.0	08/31/2015	Download
Application	Driver	Dell Quickset Application	10.16.1	10/16/2013	Download
Network	Utility	Dell Airplane Mode Switch	1.0.0	11/27/2015	Download
Network	Utility	Intel(R) Dual Band Wireless-AC 7260 Bluetooth	17.1.15 18.988	07/24/2015	Download
Network	Utility	Intel(R) Dual Band Wireless-AC 7260	18.11.0.8	07/24/2015	Download
Network	Utility	Intel Near Field Communication	6.5.2.0	10/16/2013	Download
Mouse, Keyboard & Input Devices	Driver	Dell Touchpad	19.0.9.4	07/24/2015	Download
Serial ATA	Driver	SK Hynix Solid State Drive Firmware Update	20002L00s	02/26/2016	Download
Serial ATA	Driver	LITEONIT Solid State Drive Firmware Update	HM7110E	10/30/2015	Download
Serial ATA	Driver	Intel Rapid Start Technology	12.8.0.1016	10/15/2013	Download
System Utilities	Driver	Intel Virtual Buttons	1.1.0.21	11/27/2015	Download
Video	Driver	Intel HD Graphics Family	10.18.1 5.4248	07/24/2015	Download

DELL XPS 12 (9Q33) Driver Windows 10 64bit