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If you need help resetting the bios password on your D630 you will need to contact Dell Support by phone. They will verify ownership of the system and then provide you with information on resetting your bios password.
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Try pressing control alt delete on the login screen, and it should show up with an alternate administrator account. From there you can access the web and your computer to change any passwords you need.
Dell Laptop with bios or hard drive password set ? Unlock your dell
laptop using the link below if it display a message that says "this
computer system is protected by a password authentication system, you
cannot access the data on this computer without the primary or
administrator password, when you turn on the computer. This message is
what you get if the BIOS is protected by a password. or you get system
This is a utility to (re)set the password of any user that has a
valid (local) account on your Windows NT/2000/XP/2003/Vista system, by
modifying the encrypted password in the registry's SAM file.
You do not need to know the old password to set a new one.
It works offline, that is, you have to shutdown your computer and
boot off a floppy disk or CD. The boot-disk includes stuff to access
NTFS partitions and scripts to glue the whole thing together.
Works with syskey (no need to turn it off, but you can if you have lost the key)
Will detect and offer to unlock locked or disabled out user accounts!
Caution: If used on users that have EFS encrypted
files, and the system is XP or later service packs on W2K, all
encrypted files for that user will be UNREADABLE! and cannot be
recovered unless you remember the old password again! Download link:
If you are not afraid to open the box, the simple fix would be to remove the cpu battery(looks like a quarter) for about 30 seconds and replace, then boot up. At that point it will ask for information such as date and time, but then you can access the bios