BIOS password recovery on Windows

Functionalities of BIOS in Computer:

The motherboard’s BIOS chip is the collection of code that takes care of the low-level tasks that the CPU can’t do, such as caching of data and instructions, memory management, hardware control, etc. To access BIOS you need to press a key on your keyboard at start up to enter your PC’s setup. Password recovery options vary depending on what type of BIOS you have and some require a removable device such as a DVD or USB with specialized software. To reset the BIOS password and get back into your PC: reload default settings by pressing Delete before the power button at startup....

BIOS password recovery on Windows:

Step 1: Turn off the PC and hold down the power button while connecting a keyboard to reset the BIOS password Step 2: Update your motherboard BIOS: http://www.microsoft.com/bios/default.mspx  Step 3: Open notepad.exe and copy and paste the contents of your motherboard’s vendor provided BIOS update file (.ROM) into it. Save it as a .txt file, open Notepad, and click Open File; Step 4: Download the BIOS password recovery tool that best fits your computer model from the internet and run it....

BIOS Password Recovery On Linux:

Configure a system account or password for accessing the computer and prevent users from logging on to the system without knowledge of the account or password. Try to press the CTRL+ALT+Delete keys together at startup, and then log in by using a username different from the one that you were using before you forgot your login password; if explorer.exe does not work after following these steps, follow the next step. Try to use Parted Magic CD to access your hard drive partitions: https://partedmagic.com/download  Type cd /media/cdrom and hit Enter, and you will be redirected to the mounted file system of your CD drive. Type ls and hit Enter, if you can see the files, then you’re on the right track; if not, try again a few times. Run Parted Magic Live CD, go to File → Open Disk Image File; find the hard drive partition that you want to access, then right-click and select Apply Change....

Entering the Recovery Mode:

Boot, Recovery Button, F11, F12, ESC, or Del key. Note that on some laptops like Aspire One series, you have to press the Alt key + Print Screen to view the boot options. The display should now show you Acer Empowering Technology. Press Enter. After this step, your laptop will start loading WinPE and will then prompt for a username and a password. Use the username root and the password Acer to access the recovery menu. Select Recovery Option → Refresh/to restore BIOS settings → System Information → Select Recovery Options → Reset BIOS password. The laptop will now enter the BIOS settings menu....