Sony PCG-K415B User Manual page 24

Changing/removing the password
VGN-A series
To change or remove the password, proceed as follows:
1 Turn on your computer.
2 Press F2 when the VAIO logo appears.
The BIOS setup screen appears. If not, press F2 several times.
3 Enter the current password for Enter CURRENT Password:
4 Use < or , to select Security to display another screen, select Set Machine Password, and then press Enter.
The password entry screen appears.
5 Enter a new password twice and press Enter.
Enter a new password both for Enter New Password and Confirm New Password.
When Password installed appears, press Enter.
To remove the password, leave Enter New Password blank and press Enter.
6 Use < or , to select Exit and then Exit (Save Changes); and press Enter.
On the Save configuration changes and exit setup? screen, confirm that OK is selected and then press Enter.
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Using your VAIO computer