To unlock BIOS or HDD password for Acer, you need to send your laptop to Acer Service Center. They will ask for $$ for their services, ranging from a few dollars to few hundred dollars.
For easy and fast services, just visit www.hddpassword.co.cc ( a blog discussing about this technology)
For easy and fast services, just visit www.hddpassword.co.cc ( a blog discussing about this technology)