http://www.pcworld.com/article/2866550/gpt-vs-mbr-how-the-humble-drive-partition-led-to-the-larger-hard-drives-we-all-love.html Read that, you'll understand a bit more. On 08/03/2015 04:15 PM, Paul Cartwright wrote: > I...am...clueless... GPT disk? how would I know?