If you have HP 421 driver problems, it may cause several computer issues like wifi and bluetooth not working, touchpad stops responding, etc. As such, you need to download and update HP 421 drivers for your computer. Here are 2 methods to help you download and update HP 421 Windows 7 drivers.
Once there are faulty drivers on your HP 421 device, frustrating computer issues will annoy you all day long. For example, if the HD audio driver is corrupted, you may encounter HP 421 audio not working. Outdated graphics driver will result in HP 421 slow boot problem. So it is necessary to download and install the best-match driver updates for HP 421.
There are 2 high efficiency ways for you to download and install the best-match HP 421 drivers for Windows 10, Windows 8.1, Windows 7, Windows XP and other common OS.
If you are looking for available drivers or software related to your HP 421 laptop. The following software and drivers are compatible with your laptop and Microsoft Windows 7 64-bit.
All the drivers are collected from the official source (original manufacturers and Microsoft) and they are safe and well tested.
| BIOS | Version |
|---|---|
| Download | HP Notebook System BIOS Update (ROM Family 68PVI) F.20 |
| Diagnostic | Version |
| Download | HP System Diagnostics UEFI 3.7.0.0 |
| Sound Driver | Version |
| Download | IDT High-Definition (HD) Audio Driver 6.10.6300.0; 5.10.6300.0 |
| Download | IDT High-Definition (HD) Audio Driver 6.10.6300.0; 5.10.6300.0 |
| Chipset Software and Drivers | Version |
| Download | Intel Chipset Installation Utility 9.1.1.1025 |
| Graphics Driver | Version |
| Download | ATI Video Driver and Control Panel 8.743.2.2 |
| Keyboard/Mouse/Input Devices Driver | Version |
| Download | HP Universal Camera Driver 2.00 |
| Download | HP Hotkey Support 4.0.3.1 |
| Download | Synaptics Touchpad Driver 15.0.24 |
| Download | Synaptics TouchPad Driver 15.0.24 |
| Modem Drivers | Version |
| Download | LSI High-Definition Audio (HDA) Modem Driver for Microsoft Windows 2.2.98.0 |
| Network Adapter Device Drivers | Version |
| Download | Realtek RTL8191SE 802.11b/g/n Wireless LAN Driver for Microsoft Windows 2019.1.1203.2010 |
| Download | Atheros 2011 Wireless LAN Driver 9.20 |
| Download | Atheros 2011 Wireless LAN Driver 9.20 |
| Download | Ralink 2011 802.11 b/g/n WiFi Adapter 3.1.13.1 |
| Download | Ralink/Motorola Bluetooth Adapter Driver 3.0.42.285 |
| Download | Atheros Wireless LAN Driver 1.10 |
| Download | Realtek Ethernet Controller Drivers 1.00 |
| Download | Broadcom 2070 Bluetooth 7 |
| Download | Broadcom Wireless LAN Driver for Microsoft Windows 7 5.60.350.11 |
| Download | Intel PRO/Wireless Drivers for Microsoft Windows 7 13.1 |
| Download | Software Support for HP Integrated Module with Bluetooth Wireless Technology for Microsoft Windows 7 7 |
| Storage Drivers | Version |
| Download | Intel Rapid Storage Technology Driver 9.6.0.1014 |
| Download | Intel Matrix Storage Manager Driver 8.9.6.1002 |
| Firmware | Version |
| Download | Western Digital Hard Drive Firmware Update 02.01A02 |
| Operating System – Enhancements and QFEs | Version |
| Download | Language Locale ID Fix for Microsoft Windows 7 1.00 |
| Software | Version |
| Download | Intel PROSet Extensions for Microsoft Windows 7 13.1 |
| Multimedia Software | Version |
| Download | HP Webcam Software 1.0.25.0 |
| Software – Security | Version |
| Download | McAfee Total Protection Service 5.1.0.325 |
| Software | Version |
| Download | PDF Complete 4.0.64.2001 |
| Download | HP USB 2.0 Docking Station Driver 6.0.33743.0 |
| Download | HP Software Framework 4.1.13.1 |
| Download | LightScribe System Software 1.18.22.2 |
| Download | HP Pocket Whiteboard 1.0.0.3 |
| Download | Nuance PDF Professional 6 Editor and Reader Trial Software 6.0.10325.100 |
| Download | HP Software Framework 4.0.51.1 |
| Download | Broadcom Wireless LAN Extensions for Microsoft Windows 7 5.60.350.6 |
| Download | PDF Complete 3.5.116 |
| Download | Motorola SoftStylus Software 2.2.126.2 |
| Download | Corel Home Office Trial Software 5.0.85.588 |
| Software – System Management | Version |
| Download | System Default Settings for Microsoft Windows 7 2.0 |
| Download | HP Wallpaper 1.0.2.3 |
| Utility / Tools | Version |
| Download | Unattended Advanced Format (AF) Hard Disk Information Tool 1.0 |
| Download | HP Support Assistant 6.1.12.1 |
| Download | HP Battery Check 4.1.0.2 |
| Download | Advanced Format Hard Disk Information Tool 1.0 |
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