If the Windows logo appears, you need to try again by waiting until the Windows logon prompt appears, and then shutting down and restarting your computer again. Usually, you must press a key (such as F2, F12, Delete, Esc) or a key combination immediately after you turn on your computer but before Windows starts. Procedures vary depending on the BIOS manufacturer. On the startup menu, choose 'BIOS setup,' or 'BIOS settings,' or something similar. Newer computers often display a startup (or boot) menu. Turn on your computer, insert the Windows 7 installation disc or USB flash drive, and then restart your computer. The BIOS interface is designed for advanced users, and it's possible to change a setting that could prevent your computer from starting correctly. Official Tool to Download Windows 8.Warning: Be careful when changing BIOS settings. Ultimate Collection of Best Freeware to Create Bootable USB Drive to Install Windows and Linux You can also take a look at some other similar free tools to create bootable USB drives to install Windows using following link: DVD-R drive or 4GB removable USB flash drive.Pentium 233-megahertz (MHz) processor or faster (300 MHz is recommended).Windows XP SP2, Windows Vista, or Windows 7 (32-bit or 64-bit).At last, it’ll show a message that “Bootable USB device created successfully”.The tool will start copying the installation files to USB device. Now you’ll be prompted to format the USB device. If your USB device is compatible, it’ll be automatically detected by the tool. If you select “USB Device”, it’ll ask you to insert the USB device.Now it’ll ask you whether you want to create bootable USB drive or DVD.Provide the ISO file path and click on “Next” button. After downloading and installing the tool, when you launch it, it’ll ask you to select the path where you have stored Windows 7 ISO file.

Window 7 bootable usb tool