To create a bootable USB drive or CD/DVD with Debian Linux, you can follow these steps:
Download the Debian installation image from the Debian website or any other trusted source. The installation image can be either an ISO file or a USB image file.
Insert a blank USB drive or CD/DVD into your computer.
Download and install a bootable USB/CD creation tool, such as Rufus or Etcher.
Open the bootable USB/CD creation tool and select the Debian installation image file.
Select the target USB drive or CD/DVD as the destination for the bootable image.
Click the "Start" or "Burn" button to create the bootable USB drive or CD/DVD.
Wait for the process to complete. This can take several minutes, depending on the size of the installation image and the speed of the USB drive or CD/DVD burner.
Once the process is complete, you can boot from the USB drive or CD/DVD by setting the boot device in the BIOS or UEFI settings of your computer.
Keep in mind that creating a bootable USB drive or CD/DVD with Debian Linux requires a computer with a CD/DVD burner or a USB port, and a blank USB drive or CD/DVD.
If you are having trouble creating a bootable USB drive or CD/DVD with Debian Linux, you can check the documentation of the bootable USB/CD creation tool you are using or seek assistance from an experienced system administrator.