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![Why the screen below appear when I boot my dell Inspiron 7559? And dell logo doesn't appear? Therefore I can't access BIOS utility to boot the laptop from a USB flash drive. : Why the screen below appear when I boot my dell Inspiron 7559? And dell logo doesn't appear? Therefore I can't access BIOS utility to boot the laptop from a USB flash drive. :](https://preview.redd.it/rans60nch4441.jpg?width=640&crop=smart&auto=webp&s=d9a9d89c7fa370b1da939f1ff3be125d65269320)
Why the screen below appear when I boot my dell Inspiron 7559? And dell logo doesn't appear? Therefore I can't access BIOS utility to boot the laptop from a USB flash drive. :
![How Attackers Abuse The Dell BIOSConnect And HTTPS Boot Vulnerabilities To Compromise The Dell Computers? - The Sec Master How Attackers Abuse The Dell BIOSConnect And HTTPS Boot Vulnerabilities To Compromise The Dell Computers? - The Sec Master](https://thesecmaster.com/wp-content/uploads/2021/06/How-Attackers-Abuse-the-Dell-BIOSConnect-and-HTTPS-Boot-Vulnerabilities-to-Compromise-the-Dell-Computers.png)