The problem of losing the password and access to the computer can be solved without reinstalling the operating system. You will not need any additional tools for this, only knowledge and physical access to your "bored" computer. Let's consider the option when your PC is protected by a BIOS password and you need to demolish it.
Necessary
BIOS password is a popular method of protecting your computer from intruders. In order to demolish the BIOS, you do not need additional tools, except for a thin screwdriver
Instructions
Step 1
BIOS settings are located in CMOS memory. To clear CMOS, turn off your computer and install a jumper that will short the jumper pins.
Step 2
Turn on the computer - it will not boot, but the CMOS settings will be reset.
Step 3
Remove the jumper and turn on the PC again. You will see a request on the monitor to press F1 to set the BIOS parameters.
Step 4
If you like the default settings, press F1, select the "Save and exit" option in the BIOS menu. After that, the PC will boot completely. If you want - set your own settings and after that select the "Save and exit" option.