Dell optiplex 745 pc admin password removal? - Dell OPTIPLEX 745 PC Desktop

How to Reset BIOS or Admin Password Dell Optiplex 760 780 745 755

Drivers are available from the link below.
http://www.dell.com/support/home/us/en/19/product-support/product/optiplex-745/drivers

You will need to have a computer tech with a password recovery tool, fix your issue. Unless you have another admin user on the computer who knows their password.

If you want to create a new Basic Input/Output System (BIOS) password on a Dell Optiplex 745, reset the password. Resetting the password also applies if you want to remove an existing BIOS password. BIOS passwords are used to add an additional level of security to your machine. Without the correct BIOS password, your Dell Optiplex 745 will not complete the boot process. The password can be reset whether you know your current password or not.

Turn off your Dell Optiplex 745. Start the computer. Press "F2" the moment the Dell logo appears on the screen. You will only have two to three seconds to press the key. Enter your BIOS password. Navigate to the "Exit" screen. Select the "BIOS Password" setting. Enter your BIOS password and a new password if desired. Do not enter anything in the "New Password" box if you want to remove the BIOS password completely. Press "Enter" to save your password settings. Reset Forgotten Passwords Turn off your Dell Optiplex 745 and remove the power cord from the computer. Disconnect any external hardware and cables. Slide the release latch located on the back of your Optiplex 745. Lift the cover as you slide the latch. Hold the cover firmly and pivot it back on the hinges. Remove the cover from the hinges. Find the "PSWD" jumper on the motherboard. This is a two-pin jumper and should be clearly labeled. Use a flashlight and magnifying glass if you have trouble locating it. Remove the jumper from the motherboard. Replace the cover and slide it into place until the latch snaps into place. Reconnect the power cable and restart your computer. Shut down the computer after it has completely restarted. Disconnect all cables and remove the cover again. Replace the PSWD jumper. Replace the cover. Reconnect all cables and restart your computer.
b> Clearing forgotten passwords http://phubner.eng.ua.edu/Files/Optiplex 745/advfeat.htm - wp1117484

Log on with local admin account. When you can't do it, you have to reconncet it to the domain and take it out of the domain otherwise new installation.

For most Dell Optiplex desktops, the steps to reset a BIOS password and clear all CMOS settings are:
Locate the 3-pin CMOS password reset jumper on the system board.
Remove the jumper plug from pins 1 and 2.
Place the jumper plug on pins 2 and 3 and wait approximately 5 seconds.
Replace the jumper plug on pins 1 and 2.

Dell OptiPlex 745 Drivers Download for Windows 7, 8, XP, Vista Hope this helps you :)

There are a few tips i can give you to fix the problem: -Call your Network admin as ask for help -See if the network adapter is ON and running -Try a different network adapter -See if, somehow, you lost your adapter's configuration parameters.
I hope these tips help. have a nice day

yes whats your address i have a program on cd that will help......... e-mail me at [email protected]. this will clear your passwords and allow you to get back in to your syatem

Yes - it will have (or should have) been set by the former owner.
Allan