Click the panel on the right. you can download Lenovo THINKPAD L421 Drivers easily.

Lenovo THINKPAD L421 Audio Drivers

• Realtek High Definition Audio Driver V.6.0.1.6418/5.10.0.6418 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 BIOS/UEFI Drivers

• BIOS Update Utility V.1.23 for Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• BIOS Update Bootable CD V.1.23 for Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• ThinkPad BIOS Setup Menu Extension Utility V.1.01 for OS Independent
• ThinkPad BIOS Setup Menu Extension Utility Bootable CD V.1.01 for OS Independent
• ThinkPad BIOS Settings Capture/Playback Utility (QCMOS) V.1.14 for OS Independent
• ThinkPad BIOS Settings Capture/Playback Utility for Windows (WQCMOS) V.1.06 for OS Independent Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Bluetooth and Modem Drivers

• ThinkPad Bluetooth with Enhanced Data Rate Software V.6.5.1.4500 for Windows 7 (32-bit) Windows 7 (64-bit)
• Bluetooth with Enhanced Data Rate Software II V.6.4.0.2900 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit)
• Bluetooth with Enhanced Data Rate Software II V.5.6.0.6900 for Windows XP (32-bit)
• ThinkPad Bluetooth with Enhanced Data Rate Software V.5.6.0.8800 for Windows XP (32-bit)
• Bluetooth with Enhanced Data Rate Software V.6.5.1.2700 for Windows Vista (32-Bit) Windows Vista (64-Bit)

Lenovo THINKPAD L421 Camera and Card Reader Drivers

• Realtek Card Reader Driver V.6.1.7601.82 for Windows 7 (64-bit) Windows 7 (32-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• 1.0M Integrated Camera Driver V.1.1.0.1132 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Diagnostic Drivers

• Lenovo Diagnostics for Windows 64-bit V.4.41.0 for Windows 10 (64-bit) Windows 11 (64-bit)
• Lenovo Diagnostics User Guide V.4.41.0 for Windows 10 (64-bit) Windows 11 (64-bit)
• Lenovo Bootable Generator V. for Windows 10 (32-bit) Windows 10 (64-bit) Windows 11 (64-bit)
• Create Bootable USB with UEFI Diagnostics V.v04.20.000 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 11 (64-bit)

Lenovo THINKPAD L421 Enterprise Management Drivers

• Utility to Read and Write Asset ID Information V.1.02 for Windows 8.1 (32-bit) Windows 8.1 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Utilities To Read and Write Asset ID Information - DOS V.1.02 for DOS

Lenovo THINKPAD L421 Graphics Processing Units (GPU) and Server-AI Accelerators Drivers

• Intel Wireless Display V.4.2.24.0 for Windows 8 (32-bit) Windows 8 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit)
• ThinkPad Monitor INF File V.4.38 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit) Windows XP (64-bit)
• Intel HD Graphics Driver V.8.15.10.2827 for Windows 7 (32-bit) Windows Vista (32-Bit)
• Intel HD Graphics Driver V.8.15.10.2827 for Windows 7 (64-bit) Windows Vista (64-Bit)
• Lenovo Screen Reading Optimizer V.1.16 for Windows 7 (32-bit) Windows 7 (64-bit)
• Intel HD Graphics Driver V.6.14.10.5387 for Windows XP (32-bit) Windows XP (64-bit)
• AMD Graphic Device Software V.8.91-111013a-128072C/8.910.0.0 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit)
• AMD Graphic Device Software V.8.91-111013a-128071C-Lenovo for Windows XP (32-bit)
• Presentation Director V.4.64 for Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Motherboard Devices (core chipset, onboard video, PCIe switches) Drivers

• Intel Management Engine Interface V.7.0.0.1144 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Registry Patch to Disable AMT Profile Synchronization Pop-up V.1 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit)
• Intel Chipset Device Software V.9.2.0.1019 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit) Windows XP (64-bit)
• Intel Management Engine Interface V.7.1.21.1134 for Windows 8 (32-bit) Windows 8 (64-bit)
• Intel Management Engine Firmware V.7.1.10.1065 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Mouse, Pen and Keyboard Drivers

• Synaptics ThinkPad UltraNav Driver V.16.2.19.24 for Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• ThinkPad UltraNav Utility V.2.13 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Networking: LAN (Ethernet) Drivers

• Enabling Wake on LAN from Standby for ENERGY STAR V.1.09 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Realtek LAN Driver V.7.23.623.2010 for Windows 7 (32-bit) Windows 7 (64-bit)
• Patch to resolve language (FR / SV /DK) unmatch issue for Device Stage 3.2 V.1.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Realtek LAN Driver V.5.760.503.2010 for Windows XP (32-bit)
• Realtek LAN Driver V.6.239.531.2010 for Windows Vista (32-Bit) Windows Vista (64-Bit)

Lenovo THINKPAD L421 Networking: Wireless LAN Drivers

• Intel Wireless LAN (11abgn, abg, bg) V.14.03.0000 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Intel WiMAX 6250 AGN V.7.5.0.0000 for Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• ThinkPad Wireless LAN (802.11b/g/n) V.2023.1.1201.2014 for Windows 7 (32-bit) Windows 7 (64-bit)
• ThinkPad Wireless LAN (11b/g/n) V.1003.11.1203.2010 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Intel Wireless LAN (11abgn, 11bgn, 11ac) for Windows 32-bit V.17.13.11 for Windows 8 (32-bit) Windows 8 (64-bit)
• Intel Wireless LAN (11abgn, 11bgn, 11ac) for Windows 64-bit V.17.13.11 for Windows 8 (32-bit) Windows 8 (64-bit)
• ThinkPad Wireless LAN (802.11b/g/n) V.1005.32.306.2012 for Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Intel Wireless LAN (11abgn, abg, bg) for Windows XP V.15.6.1/15.03.2000 for Windows XP (32-bit)
• Intel Wireless LAN (11abgn, 11bgn, 11ac) for Windows 64-bit V.17.12.0 for Windows 8 (32-bit) Windows 8 (64-bit)
• Intel Wireless LAN (11abgn, 11bgn, 11ac) for Windows 64-bit V.17.12.0 for Windows 8 (32-bit) Windows 8 (64-bit)

Lenovo THINKPAD L421 Networking: Wireless WAN Drivers

• Lenovo Mobile Broadband Activation V.4.8.0003 for Windows 7 (32-bit) Windows 7 (64-bit)
• Ericsson F5521gw/F3607gw Wireless WAN Driver V.6.5.1.5 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Sierra Wireless MC8355 - Gobi 3000 Software V.1.0.45.0 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Ericsson F5521gw Wireless WAN Firmware V.R3B01 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• HUAWEI EM660 Wireless WAN Driver V.4.20.03.00 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)

Lenovo THINKPAD L421 Operating System Installation and Update Drivers

• Windows 7 Update Module KB2482122 for 64-bit Windows V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB2482122 for 32-bit Windows V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 (32-bit) Update Module KB2674705 V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 (64-bit) Update Module KB2674705 V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB975599 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB975599 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB976373 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB976373 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB979903 V.1 for Windows 7 (64-bit)
• Windows 7 Update Module KB2292867 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB2292867 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB979155 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB979155 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB981112 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB981112 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB958685 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB958685 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB975851 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB975851 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB981351 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB981351 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB974410 (Windows 64-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows 7 Update Module KB974410 (Windows 32-bit) V.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Windows Vista Update Module KB975163 V.1 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows XP Update Module Q970685 (US version) V.1 for Windows XP (32-bit)
• Windows Vista Update Module KB2295810 V.1.00 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows Vista Update Module KB970694 (WW) V.1 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows Vista Update Module KB970030 (WW) V.1 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows Vista Update Module V.1 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows Vista Update Module KB972903 V.1 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• Windows XP Update Module Q949764 (US version) V.1 for Windows XP (32-bit)

Lenovo THINKPAD L421 Patch Drivers

• McAfee Patch V.mcupdtrg01 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit)

Lenovo THINKPAD L421 Power Management Drivers

• Lenovo Power Management Driver V.1.67.4.05 for Windows XP (32-bit) Windows XP (64-bit)
• Registry patch to enable DIPM on SATA hard drives V.1.02 for Windows Vista (32-Bit) Windows Vista (64-Bit)

Lenovo THINKPAD L421 Recovery Drivers

• Lenovo Hide Recovery Drive V.1.0.0.1 for Windows 10 (32-bit) Windows 10 (64-bit)

Lenovo THINKPAD L421 Security Drivers

• Intel Identity Protection Technology V.1.1.2.0 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Registry patch to change IDLE IRP timing by Fingerprint reader driver V.1.01 for Windows Vista (32-Bit) Windows Vista (64-Bit)
• TPM Driver V.1.0.4.15 for Windows XP (32-bit) Windows XP (64-bit)

Lenovo THINKPAD L421 Software and Utilities Drivers

• Lenovo System Interface Foundation V.1.1.19.8 for Windows 10 (32-bit) Windows 10 (64-bit)
• Lenovo Battery Firmware Update Utility V.1.16 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit) Windows 8 (32-bit) Windows 8 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Hotkey Features Integration V.3.89.0100 for Windows 8 (32-bit) Windows 8 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Lenovo Migration Assistant V.2.1.4.6 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit)
• Lenovo Dependency Package V.1.6.28.0 for Windows 8 (32-bit) Windows 8 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit)
• Lenovo Message Center Plus Uninstaller V.1.1.0.0 for Windows 7 (32-bit) Windows 7 (64-bit)
• Lenovo AutoLock V.1.07 for Windows 7 (32-bit) Windows 7 (64-bit)
• Message Center V.2.01g for Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Smart Display V.1.0.0.10 for Windows 10 (32-bit) Windows 10 (64-bit)

Lenovo THINKPAD L421 Storage Drivers

• 2.5 inch SATA Hard Drive Firmware Update Utility V.FWSH47 for OS Independent
• Intel SATA Controller AHCI Driver V.10.5.0.1026 for Windows 7 (64-bit) Windows Vista (64-Bit)
• Solid State Drive Firmware Update Utility V.FWSS31 for OS Independent
• Intel SATA Controller AHCI Driver V.10.5.0.1026 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit) Windows XP (64-bit)
• Fix for issue of HDD with HD detection for Windows 7 and Vista (WW) V.1.02 for Windows 7 (32-bit) Windows 7 (64-bit) Windows Vista (32-Bit) Windows Vista (64-Bit)
• Lenovo Hide Recovery Drive V.1.0.0.2 for Windows 10 (32-bit) Windows 10 (64-bit)
• RapidDrive Advanced Uninstallation Tool V.1.00.06 for Windows 7 (32-bit) Windows 7 (64-bit)

Lenovo THINKPAD L421 ThinkVantage Technology Drivers

• Lenovo System Update V.5.07.0131 for Windows 10 (32-bit) Windows 10 (64-bit) Windows 11 (32-bit) Windows 11 (64-bit) Windows 7 (32-bit) Windows 7 (64-bit)
• System Update 3.16 V.3.16.0010 for Windows Vista (32-Bit) Windows Vista (64-Bit) Windows XP (32-bit)
• Patch to support Firefox for Client Security Solution 8.3 V.1.1 for Windows 7 (32-bit) Windows 7 (64-bit)
• Patch module for Lenovo System Update V.1.00 for Windows 8 (32-bit) Windows 8 (64-bit) Windows 8.1 (32-bit) Windows 8.1 (64-bit)
• ThinkPad Mobility Center Customization V.1.50 for Windows Vista (32-Bit)
• ThinkPad Mobility Center Customization V.1.50 for Windows Vista (64-Bit)
• Lenovo Active Protection System V.1.81.0.8 for Windows Vista (32-Bit)

Lenovo THINKPAD L421 USB Device, FireWire, IEEE 1394, Thunderbolt Drivers

• Registry patch to improve USB device detection on resume from sleep V.1.02 for Windows Vista (32-Bit) Windows Vista (64-Bit)