: Repeatedly press your PC's boot menu key during startup (typically F12 for Dell, F9 for HP, or F11/F8/Esc for others) .
: Creating a snapshot of your system drive while it is inactive, ensuring no files are "in use" during the process. Methods of Creation acronis true image 2016 iso bootable usb
Download and launch the latest version of (it is free and portable). : Repeatedly press your PC's boot menu key