TCP/IP stack repair options for use with Windows XP with SP2 or SP3.
Start, Run, CMD, OK to open a command prompt.
Reset WINSOCK entries to installation defaults: netsh winsock reset catalog
Reset TCP/IP stack to installation defaults. netsh int ip reset reset.log
Reboot the machine.
How about trying it on your laptop (with the integrated wireless switched off or disabled) to see if the adapter is still working?
Start, Run, CMD, OK to open a command prompt.
Reset WINSOCK entries to installation defaults: netsh winsock reset catalog
Reset TCP/IP stack to installation defaults. netsh int ip reset reset.log
Reboot the machine.
How about trying it on your laptop (with the integrated wireless switched off or disabled) to see if the adapter is still working?