Dell Drivers & Downloads

Support for Inspiron M421R

Dell Home Support for Inspiron M421R

Application

Name Last Updated Importance Operating system Download Actions
Dell Digital Delivery Application 19 Oct 2018 Recommended Windows 7, 64-bit
Windows 8.1, 64-bit
Windows 7, 32-bit
Windows 8.1, 32-bit
Download
Dell Digital Delivery Application 16 Jul 2015 Recommended Windows 8, 64-bit
Windows 7, 32-bit
Windows 7, 64-bit
Download
Dell Update 18 Oct 2016 Recommended Windows 8, 64-bit
Windows 10, 64-bit
Windows 8, 32-bit
Download
Dell Update Application 26 May 2017 Recommended Windows 7, 64-bit
Windows 8.1, 64-bit
Windows 7, 32-bit
Windows 10, 64-bit
Windows 10, 32-bit
Download
Dell Quickset Application 14 Oct 2013 Recommended Windows 8.1, 64-bit
Windows 10, 64-bit
Windows 10, 32-bit
Download
Dell Quickset Application 12 Sep 2012 Optional Windows 7, 32-bit
Windows 8, 32-bit
Download
Dell Quickset Application 08 Feb 2013 Optional Windows 7, 64-bit
Windows 8, 64-bit
Download

Serial ATA

Name Last Updated Importance Operating system Download Actions
Seagate Momentus 2.5",SATA,3Gb/s,7200,512e Firmware Update 20 Jun 2012 Recommended Windows 7, 64-bit
Windows Vista, 64-bit
Windows 7, 32-bit
Windows XP
Windows Vista, 32-bit
Windows XP, 64-bit
Download
Seagate Momentus Thin 2.5",SATA,3Gb/s,7200,512e Firmware Update 15 Jun 2012 Recommended Windows 7, 32-bit
Windows 7, 64-bit
Windows XP
Windows Vista, 64-bit
Windows Vista, 32-bit
Windows XP, 64-bit
Download
Toshiba MKxxxxGSX HDD Firmware Update 06 Dec 2011 Recommended Windows 7, 64-bit
Windows 7, 32-bit
Windows Vista, 32-bit
Windows XP
Windows Vista, 64-bit
Windows XP, 64-bit
Download

Network

Name Last Updated Importance Operating system Download Actions
Dell DW1704 WiFi and Bluetooth Driver 08 Feb 2013 Recommended Windows 7, 64-bit
Windows 7, 32-bit
Download
Atheros AR8161/8165/8162/8166/8168 Ethernet Controller Driver 08 Feb 2013 Recommended Windows 7, 64-bit
Windows 7, 32-bit
Download
Relase for DW1901 08 Feb 2013 Recommended Windows 7, 64-bit
Windows 7, 32-bit
Download
Dell Wireless 1703 Wi-Fi+ BT Driver 08 Feb 2013 Recommended Windows 7, 64-bit
Windows 7, 32-bit
Download
Dell Wireless 1704 802.11b/g/n (2.4GHz) Bluetooth4.0+HS Driver 05 Jan 2015 Recommended Windows 8, 64-bit Download
Dell Wireless 1703/1901 Wi-Fi + Bluetooth Driver 20 Feb 2013 Recommended Windows 8, 64-bit
Windows 8, 32-bit
Download
Dell Wireless 1704 802.11b/g/n (2.4GHz), Bluetooth 4.0+HS Driver 05 Jan 2015 Recommended Windows 8.1, 64-bit Download
Dell Wireless 1703/1901 Wi-Fi + BT Driver 17 Oct 2013 Recommended Windows 8.1, 64-bit Download
Dell WiFi + BT Driver 31 Jul 2013 Recommended Windows 8, 32-bit Download

Chipset

Name Last Updated Importance Operating system Download Actions
Realtek RTS5179GR USB2.0 Card Reader Driver 08 Feb 2013 Optional Windows 7, 64-bit
Windows 8, 64-bit
Windows 7, 32-bit
Windows 8, 32-bit
Download
Realtek CardReader driver. 17 Oct 2013 Recommended Windows 8.1, 64-bit Download
AMD A70M Chipset and Radeon HD 7650G/7520G+7650M/7640G+7650M/7660G+7650M Graphics Drivers 18 Sep 2012 Recommended Windows 7, 64-bit Download

Mouse, Keyboard & Input Devices

Name Last Updated Importance Operating system Download Actions
Alps Touchpad Driver 08 Feb 2013 Recommended Windows 7, 64-bit
Windows 8, 64-bit
Windows 7, 32-bit
Download
ALPS Touchpad Driver 17 Oct 2013 Recommended Windows 8.1, 64-bit Download
Dell Touchpad Driver 12 Sep 2012 Recommended Windows 8, 64-bit
Windows 8, 32-bit
Download

Removable Storage

Name Last Updated Importance Operating system Download Actions
PLDS DS-6E2SH 12.7 Tray BD-Combo Firmware Update 27 Apr 2012 Recommended Windows 7, 64-bit
Windows Vista, 64-bit
Windows 7, 32-bit
Windows XP
Download

Audio

Name Last Updated Importance Operating system Download Actions
Conexant Smart Audio CX20672-21Z Driver 08 Feb 2013 Optional Windows 8, 64-bit Download
Conexant Audio driver 17 Oct 2013 Recommended Windows 8.1, 64-bit
Windows 10, 64-bit
Windows 10, 32-bit
Download
Conexant High-Defination CX20672-21Z Audio Driver 20 Feb 2013 Optional Windows 7, 32-bit
Windows 7, 64-bit
Download
Conexant Audio CX20672-21Z Driver 21 Nov 2012 Optional Windows 8, 32-bit Download

BIOS

Name Last Updated Importance Operating system Download Actions
Dell Insprion 5425 System BIOS 02 Aug 2013 Recommended BIOS
Not Applicable
Windows 7, 32-bit
Windows 7, 64-bit
Windows 8, 32-bit
Windows 8, 64-bit
Windows 8.1, 64-bit
Download

Video

Name Last Updated Importance Operating system Download Actions
AMD A70M Chipset and Radeon HD 7650G/520G+7650M/7640G+7650M Graphics Drivers 08 Feb 2013 Recommended Windows 7, 64-bit Download
AMD Graphics Driver 08 Feb 2013 Recommended Windows 8, 64-bit Download
AMD Chipset and Graphics Driver 17 Oct 2013 Recommended Windows 8.1, 64-bit Download