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I'm in need of the master bios password for Dell Inspiron 15 3521 service tag # 46J20.

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Posted on Apr 19, 2017

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There is no such thing as a 'master bios password'. One password, one machine set by the owner or administrator.

You have to strip the computer down to the motherboard and reset.

You can buy the password as shown here for $45

https://www.youtube.com/watch?v=Zm6a0hLr5ms

How to Perform a BIOS or CMOS Reset and/or Clear the NVRAM - Dell

https://www.dell.com/support/Article/us/en/6099/SLN2849857 days ago - Locate the 2-pin password connector (PSWD) on the system board. Remove the 2-pin jumper plug and set the jumper plug aside. Connect your keyboard and mouse, then connect your computer and monitor to electrical outlets and turn them on. After the operating system loads, turn the computer off.

Videos here

Dell Inspiron 15 3521 Google Search

Posted on Apr 19, 2017

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1 Answer

I have a Dell laptop that will not boot up. It requests theBIOS password but ive lost it


According to the following website...
Dell Inspiron BIOS Password Recovery

Each Dell Inspiron has a master password that clears the BIOS password. Call Dell Technical Support at (800)624-9896 to get this number.

Dell Technical Support will request the Service Tag and Express Service Code from the bottom of the Inspiron.

If the current user is not the original Inspiron owner, Dell will transfer the used Inspiron's registration from the original owner with only the Service Tag and Express Service Code from the tag on the laptop.

To transfer a used Dell Inspiron's registration, fill out the Transfer of Ownership form on Dell's web site. See... http://www.tech-faq.com/reset-dell-bios-password.html

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Dell Inspiron BIOS Password Recovery

Each Dell Inspiron has a master password which will clear the BIOS
password. You can get this number by calling Dell Technical Support at
(800)624-9896.

Dell Technical Support will request the Service Tag and Express
Service Code from the bottom of your Inspiron.

If you were not the original owner of the Inspiron, Dell will transfer
registration of the used Inspiron from the original owner with only
the Service Tag and Express Service Code from the tag on the laptop.

To transfer the registration of a used Dell Inspiron, fill out the
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Just go to http://www.mastermindit.biz/freedellbios.html

Email your model and service tag and they email back your bios master password and or HDD master password for your Dell computer. Free but donations are encouraged

regards sathyamoorthy

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1 Answer

I cannot remember my bios password for inspiron 1545


Dell Inspiron BIOS Password Recovery

Each Dell Inspiron has a master password which will clear the BIOS
password. You can get this number by calling Dell Technical Support at
(800)624-9896.

Dell Technical Support will request the Service Tag and Express
Service Code from the bottom of your Inspiron.

If you were not the original owner of the Inspiron, Dell will transfer
registration of the used Inspiron from the original owner with only
the Service Tag and Express Service Code from the tag on the laptop.

To transfer the registration of a used Dell Inspiron, fill out the
Transfer of Ownership form on Dell's web site.

Hope it would help..

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Go to: http://dell-inspiron-1520-bios-password.biospwd.com to get your dell bios password authentication and get full access to your dell computer, they can unlock almost all dell laptop such as dell inspiron, xps, latitude, precision, studio, vostro

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Dell Inspiron BIOS Password Recovery
Each Dell Inspiron has a master password which will clear the BIOS password. You can get this number by calling Dell Technical Support at (800)624-9896.
Dell Technical Support will request the Service Tag and Express Service Code from the bottom of your Inspiron.
If you were not the original owner of the Inspiron, Dell will transfer registration of the used Inspiron from the original owner with only the Service Tag and Express Service Code from the tag on the laptop.
To transfer the registration of a used Dell Inspiron, fill out the Transfer of Ownership form on Dell's web site.

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Go to: http://dell-inspiron-b130-bios-password.biospwd.com to get your dell bios password authentication and get full access to your dell computer, they can unlock almost all dell laptop such as dell inspiron, xps, latitude, precision, studio, vostro

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