To Reset BIOS or UEFI on your Acer computer, follow these steps:

• Shut down your computer and remove the battery of your Acer laptop. Then after few seconds insert the battery again.
• If you have an Acer computer than power off the system for a while.
• Start your Acer laptop/computer and press F2 again and again until it opens the boot settings.
• Then press F9 to set up the default configuration. Then click on Yes for confirmation.
• After that press F10 key, and in the end process press Enter to save and exit.
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If you find these steps confusing, then contact with Acer Customer Service.

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