Official Acer Aspire Z Free Driver Download for Windows XP - WLAN_Atherors__XPxzip Atheros ARX+ Wireless Network Adapter Driver. The wireless connection properties shows all boxes ticked and Ipv4 & ipv6 are set to addresses being automatically assigned. Machine is Acer Aspire Z Pentium Dual CPU T os is 32bit wifi card Atheros ArEG. Step 1 - Install this Atheros ar package located on my mediafire here .. I am using the iAtkos v7 in my notebook Acer aspire Z.