Dell Latitude 7300 Bios Password Reset Work May 2026

Once you reset the password, do not let this happen again.

As of late 2023, a security researcher discovered a flaw in the Dell Latitude 7300’s firmware that allows a "Service Tag bypass." This is not a simple code generator; it is a glitch attack using a specially prepared USB drive. dell latitude 7300 bios password reset work

This method is the current "holy grail" for the 7300 because it requires no hardware tools or soldering. Once you reset the password, do not let this happen again

Success Rate: Approximately 70% for older firmware. For newer firmware (1.15+), this fails, forcing you back to Method 2 (SPI flashing). The Dell Latitude 7300 is a business-class laptop


The Dell Latitude 7300 is a business-class laptop with UEFI firmware and robust security features. Supervisor (BIOS) passwords prevent firmware changes and secure boot settings. Dell stores certain password data in nonvolatile memory and often ties recovery to proof of ownership or service tokens. Depending on the password type (Supervisor vs. HDD/ATA), solutions differ.


Several verified services work where free generators fail:


  • Risks: Bricking the system, losing TPM functionality, breaking Windows BitLocker keys tied to TPM.
  • I did not attempt this on a production device.