This driver may compatible with windows 7, your fedback are gratefully apreciate.
USB
HP Pavilion dv4-1220us AMD USB Filter Driver
AUDIO
IDT High-Definition Sound Audio CODEC Driver
GRAPHIC
HP Pavilion dv4-1220us AMD Graphics Video VGA Driver
HP DVB-T TV Tuner External Expresscard Driver
FINGERPRINT
HP Pavilion dv4-1220us Validity Fingerprint Sensor Driver
TV TUNER
HP Integrated Digital TV Tuner Driver
TOUCHPAD
HP Pavilion dv4-1220us ALPS Touchpad Driver
HP Pavilion dv4-1220us ENE CIR Receiver Driver
HP Multi-WWAN Driver Installer for Windows Vista & XP
WIRELESS
Broadcom Wireless LAN WLAN Driver for Windows Vista
CARD READER
JMB38X Card Reader Host Controller Driver
LAN DRIVER:
ftp://ftp.hp.com/pub/softpaq/sp43501-44000/sp43984.exe
Multimedia software:
HP MediaSmart TV Software
HP MediaSmart MVP Software
HP MediaSmart DVD Software
HP MediaSmart SmartMenu Update
HP DVD Play
A-Note Drivers Acer Drivers Alienware DriversApple DriversAsus Drivers-BenQDrivers Clevo Driver Compaq Drivers Dell Drivers DTK Drivers HCLDriver How-To HP Drivers Lenovo Drivers LG Drivers Medion Driver MSI Drivers NEC Drivers nVidia Drivers Packard Bell DriversPositivo Drivers SaharaSahara KN7 Samsung Drivers Single Driver Sony Vaio Toshiba Drivers
USB
HP Pavilion dv4-1220us AMD USB Filter Driver
AUDIO
IDT High-Definition Sound Audio CODEC Driver
GRAPHIC
HP Pavilion dv4-1220us AMD Graphics Video VGA Driver
HP DVB-T TV Tuner External Expresscard Driver
FINGERPRINT
HP Pavilion dv4-1220us Validity Fingerprint Sensor Driver
TV TUNER
HP Integrated Digital TV Tuner Driver
TOUCHPAD
HP Pavilion dv4-1220us ALPS Touchpad Driver
HP Pavilion dv4-1220us ENE CIR Receiver Driver
HP Multi-WWAN Driver Installer for Windows Vista & XP
WIRELESS
Broadcom Wireless LAN WLAN Driver for Windows Vista
CARD READER
JMB38X Card Reader Host Controller Driver
LAN DRIVER:
ftp://ftp.hp.com/pub/softpaq/sp43501-44000/sp43984.exe
Multimedia software:
HP MediaSmart TV Software
HP MediaSmart MVP Software
HP MediaSmart DVD Software
HP MediaSmart SmartMenu Update
HP DVD Play
A-Note Drivers Acer Drivers Alienware DriversApple DriversAsus Drivers-BenQDrivers Clevo Driver Compaq Drivers Dell Drivers DTK Drivers HCLDriver How-To HP Drivers Lenovo Drivers LG Drivers Medion Driver MSI Drivers NEC Drivers nVidia Drivers Packard Bell DriversPositivo Drivers SaharaSahara KN7 Samsung Drivers Single Driver Sony Vaio Toshiba Drivers