We suggest you to use the moste recent driver version.
Before install this driver we recommend to set a restore point. This way you can reverse system if the driver is rong.
Atheros AR81 Family Driver 18.104.22.168 WHQL
ECS G41T-R3 (V1.0A) JMicron JMC2xx LAN Driver 0.0.15.6
GIGABYTE GA-945GCM-S2L Intel VGA driver 22.214.171.12497
Xerox Phaser 3100 MFP Firmware 2.05c
Compaq 420 Notebook Broadcom Bluetooth Driver 7