My PC controllers are not working help

[Aaron20b]

System:
Microsoft Windows XP
Home Edition
Version 2002
Service Pack 3


eMachines
T1860
Inel(R)
Pentium(R) 4 CPU 3.06Ghz
3.06 Ghz, 768 MB of Ram


I use PC controllers called Logitech and ever since I went to my bios and set everything to default to fix a certain issue I had. now I can't seem to use the controller. please help me getting working again thanks