- Application - Application: Dell Quickset Application - [Detail]. Download:
- Audio - Application: Intel Wireless Music Driver - [Detail]
- Audio - Driver: Realtek High-Definition Audio Driver - [Detail]. Download:
- BIOS - BIOS: Dell XPS L421X System BIOS - [Detail]
- Chipset - Driver: Realtek Card Reader Driver - [Detail]
- Chipset - Driver: Intel Management Engine Interface - [Detail]
- Chipset - Driver: Intel USB 3.0 eXtensible Host Controller Driver - [Detail]
- Chipset - Driver: Intel Panther Point HM77 Chipset Driver - [Detail]. Download:
- Chipset - Driver: DELL,SRV,DRVR,CARD READER,L421X,6.1.7601.28094,A00 - [Detail]
- Communications - Application: Dell Mobile Broadband Utility for DW5630 - [Detail]
- Communications - Application: DELL,MDM,WRLES,DW5560,MCRD,HF,7.1.0.2,A00 - [Detail]
- Communications - Driver: Dell Update Package of driver supporting DW5560 Mobile Broadband Mini-Card - [Detail]. Download:
- Communications - Driver: DW5560 driver installer release - [Detail]
- Communications - Driver: DW5630 generic driver installer - [Detail]
- Communications - Driver: DELL,MDM,WRLES,DW5630,MCRD,HF,2.02.29.001.1,A00 - [Detail]
- Communications - Driver: DELL,MDM,WRLES,DW5630,MCRD,HF,2.02.29.001.1,A00 - [Detail]
- Input - Application: Dell Dell KM632 Wireless Keyboard Caps Lock Indicator Application, v.2.1.9.0401, A00-00 - [Detail]
- Input - Driver: Dell Touchpad Driver - [Detail]
- Network - Application: Intel Smart Connect Technology Application - [Detail]
- Network - Driver: Intel Wireless LAN - i6235 - [Detail]
- Network - Driver: Dell Wireless 1901 802.11 a/b/g/n, BT4.0+HS - [Detail]. Download:
- Network - Driver: Realtek Ethernet Controller Driver - [Detail]
- Network - Driver: Intel BT Driver - [Detail]
- Network - Driver: Qualcomm Killer WiFi Driver - [Detail]
- Network - Driver: Intel Intel (R) WiFi Link 6250, Intel (R) WiFi Link 6150, v.tic: HOWFW0394D, A01 - [Detail]
- Network - Driver: Intel Intel (R) WiMAX Link 6250, Intel (R) WiMax Link 6150, v.tic:TRWXW0416D, A00 - [Detail]
- Serial ATA - Driver: Intel Rapid Storage Technology Driver - [Detail]
- Serial ATA - Firmware: Product Feature Improvement in event of dirty power down - [Detail]
- System Utilities - Application: Intel Rapid Start Technology Utility - [Detail]
- System Utilities - Application: DELL,SRV,DRVR,IRSTT,XPS,L421X,1.0.0.1021,A00 - [Detail]
- System Utilities - Driver: ST Microelectronics Motion Sensor Driver - [Detail]
- Systems Management - Driver: WINPE Driver Pack - [Detail]. Download:
- File 1: Dell-WinPE-Drivers-A09.xml
- File 2: Dell-WinPE-Drivers-A09.CAB
- File 3: Dell-WinPE-Drivers-A09.html
- Systems Management - Driver: XPS14 L421X Win7 Driver Cab Pack - [Detail]. Download:
- File 1: XPS-14-L421X-win7-A01-99KMH.html
- File 2: XPS-14-L421X-win7-A01-99KMH.CAB
- File 3: XPS-14-L421X-win7-A01-99KMH.xml
- Video - Application: Intel WiDi Application - [Detail]
- Video - Driver: nVIDIA Graphics Driver - [Detail]. Download:
- Video - Driver: Intel Graphics Driver - [Detail]
- Video - Utility: nVIDIA Security Patch Utility - [Detail]
- Video - Utility: nVidia Security Patch - [Detail]
Other Operating Systems for XPS 14 (L421x) drivers:
- XPS 14 (L421x) BIOS drivers
- XPS 14 (L421x) MWS80 drivers
- XPS 14 (L421x) Other drivers
- XPS 14 (L421x) Windows 7 32-bit drivers
- XPS 14 (L421x) Windows 7 64-bit drivers
- XPS 14 (L421x) Windows 8 32-bit drivers
- XPS 14 (L421x) Windows 8 64-bit drivers
- XPS 14 (L421x) Windows drivers
- XPS 14 (L421x) Windows Server 2008 R2 drivers
- XPS 14 (L421x) Windows Server 2008 x64 drivers
- XPS 14 (L421x) Windows Vista 32-bit drivers
- XPS 14 (L421x) Windows Vista 64-bit drivers
- XPS 14 (L421x) Windows XP drivers
- XPS 14 (L421x) Windows XP x64 drivers