hi,
Please press F8 key while ACER logo comes.
2.in advanced menu go to last known good configuration .
3.If not starting or even acer logo is not visible let me know.
Acer Extensa 4220 with Celeroun 2.13 Processor Laptop problem for Bluetooth Driver and Operating...
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Acer Extensa 4220 with Celeroun 2.13 Processor Laptop problem for Bluetooth Driver and Operating System is windows XP 7.0 version