Need a password to boot up your computer? How to set the password before the computer starts, how to

Unplug the BIOS and install it to delete the password.

The system password is set, and the battery short-circuit method is to take off the battery on the motherboard from the motherboard, short-circuit the battery socket with a wire, and discharge the capacitor in the circuit, so that the information in the CMOS RAM chip is cleared; Some motherboards are set up with CMOS password clearing jumpers, refer to the motherboard manual to short-circuit the jumper, which is the so-called jumper shorting method; In the chip discharge method, a wire grounded at one end is quickly and uniformly crossed across the pins of a CMOS chip.

If you set a password in the system, then of course you need to call the password when you boot up.

Put the battery down.

Wait for it to get cold.

I put it on. The battery is on the motherboard.

Discharge the CMOS, there is a battery on the motherboard, just disassemble it and install it.

If you're a desktop, open the case, take the small battery out of your motherboard for a minute, and then press it back again, and that's fine, but if it's a laptop it's better to go to a repair shop to flash it.

Take out the small battery on the motherboard for a minute, then press it back again.

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Analysis: 1. How to set the BIOS boot password (award):

Step 1 Start the computer and press the [del] button to enter the main BIOS settings interface.

Step 2 In the BIOS main menu, there are two options to set the family code, which are "Set Supervisor Password" and "Set User Password".

Step 3 Select one of them and press enter, enter the password when the Enter Password dialog box appears. If you are setting this for the first time, enter the password should not exceed 8 characters, and note that this password is case-sensitive. When typing, the screen will not display the entered password, press the [Enter] script key after typing.

Step 4 Immediately after that, the confirm password dialog box appears, enter the same password again (note: the original intention of this item is to verify the password just entered, if the password entered twice is inconsistent, you will be asked to re-enter it).

Step 5 Then in the BIOS main menu, select the "Advanced BIOS Features" item, select the "Security Option" item with the cursor key, and use the [Page Up Page Down] key on the keyboard to change the option to System.

2. How to set the system boot password:

If it's an XP or 2000 system.

Start at the interface point Set the user and password for the Control Panel.

2000 system to press the inside to use the machine, the user must enter...

If it is 98, press the "DEL" key (some original buttons may be different) to enter the CMOS settings, move the "BIOSFEATURESSETUP" with the arrow keys, and set the "SecurityOption" to "Always". Then press the esc key to exit this sub-option, move to "userpassword", enter a set of passwords, enter "y", then you will be asked to enter the same password again, and finally enter "y". Then exit the CMOS settings, reboot before entering Windows will ask you to enter the password you just set, enter the correct password to boot up.

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In addition, some motherboards will have slightly different settings.

Click "Start" and "Run", enter "Syskey" in the "Run" dialog box (do not enter quotation marks), press "OK" or press Enter, the "Keep Windows XP Account Database Secure" dialog box pops up, click the "Update" button in the dialog box, the "Startup Password" dialog box pops up, select the "Password Startup" single option, enter the password when the system starts below, and press the "OK" button.

To cancel the "boot password" of this system, select the "system-generated password" in the "boot password" dialog box after the above operation, and then select the "save boot password on the machine" below, after confirmation, the boot password will be saved to the hard disk, and the boot password window will not appear next time you boot up.

"Boot Password" is displayed before the login screen appears, and the login screen will be displayed only after the correct boot password is entered, and the user can enter the username and login password to fully log in to the system. In this way, the system is protected by a double password.

You can set it up in the BIOS, this password is saved in the CMOS battery, and it can only be emptied when discharged.

Control Panel - Users & User Groups - Change User Select User Finally, change the password.

XP system desktop, my computer, right-click --- manage--- local user groups and groups--- double-click the user---, right-click the built-in account of the management computer (domain), --- set a password--- click to continue, and then enter the secret you want to set, OK! Hope it helps!