Many people have posted asking how to remove the choice of operating system at Windows bootup. It can frequently happen when another/new operating system has been installed without the old one being deleted or not formatting the partition that the old operating system was on. By following the simple steps below you can remove this choice and will boot straight into the operating system of your choice Firstly, when in Windows click Start > Control Panel > System > Advanced Tab > Settings (under Startup and Recovery) > Edit. This will present you with the boot.initext file. It may look something like this: - Note that yours may differ from this! Now, you must remember which option you chose at bootup for the newest operating system. In most cases, it will be the top line. If this is the case, simply delete the bottom line of text that will look similar to - Now save the boot.inifile, close it and exit out of the system settings. Congratulations, you have now set Windows to boot directly to the newly installed Operating System. Please note that in some cases you may not want to do this, in which case ignore this guide! It is also only applicable for versions of Windows XP and before - it will not work with Vista as this has it's own bootup settings which must be configured from within Vista!