I recently installed a copy of CentOS onto my main hard drive (I now have Windows 7 and CentOS). Whilst installing CentOS, I accidentally set it to be the main boot option, so when I start my PC I have three seconds to select Windows 7 or it automatically boots into CentOS. I would rather Windows 7 be the default option -- how can I change it?
CentOS uses GRUB for its bootloader. There's a page in the CentOS install guide that covers modifying GRUB's configuration. First, you need to open
Once you have the file open, look for