Immediately tap the repeatedly until the BIOS screen appears. 3. The "Exclusive" Hidden Advanced BIOS Menu The truly "exclusive" content for the Aspire 5749 Go to product viewer dialog for this item.
Once inside, press the power button to force a hard shutdown. Hold down the following key combination: . acer aspire 5749 bios exclusive
Another variation involves a different key sequence while turning on the laptop, as highlighted in some Acer community discussions : Turn off the computer. Hold down . Immediately tap the repeatedly until the BIOS screen appears