Is there a way to clear or reset Dell OptiPlex BIOS password? How to get back into your Dell OptiPlex desktop after forgotten Windows system password? Here I’m going to explain how to remove forgotten BIOS password and reset lost Windows admin password from Dell OptiPlex desktop computer.
Part 1: Remove Dell OptiPlex BIOS Password
In most PCs you can clear the BIOS password by taking out the CMOS battery for a while. However, this is not exactly the case for Dell OptiPlex desktop PC. It happens to be that there’s an additional step for this Dell desktop, there’s a jumper called PSWD located close to the motherboard’s power supply connector.
After the jumper is removed, the BIOS password can be reset by just removing the CMOS battery (CR2032) from the motherboard for a few moments and then putting it back in. Before touching anything inside the motherboard, make sure you unplug the power cable and ground yourself with a wrist-grounding strap to dissipate static electricity from the motherboard.
If you need to remove BIOS on other brands of computers such as Acer, HP/Compaq, Toshiba, Asus, Lenovo, you can use the similar method to remove the BIOS password but the jumper settings might be different: How to Remove BIOS Password Using The Jumper Settings.
Part 2: Reset Dell OptiPlex Windows Admin Password
What to do if you forgot Windows 8 or 7 administrator password on your Dell OptiPlex computer? PCUnlocker is a password recovery tool that can run from a CD or USB and help you reset lost Windows user password in just a few steps:
Dell OptiPlex 9010 System BIOS DR515W1 ATTACH This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I have Optiplex 390 and the bios chip is bad. What I want to do is: download the bios from dell website and extract the bios, then use the programmer to program to the new chip. The problem are: this bios is UEFI bios, I can not extract from Phoenix tool, not even with dos command '-writehdrfile, -writeromfile or -writebinfile'.