I have a 2TB MBR drive w/ W7 in the 1st partition. Partitions 2 & 3 are used as separate storage. I want to xfer all of that to a 4TB GPT drive including resizing the 2nd & 3rd partitions. Most of ...

Sorry if I didn't make things clear enough, I thought I did. I looked back at my OP and I described the drive/O/S in question. The other bootable drive wasn't/isn't the issue. The 2TB is a W7 Pro ...

You can still make an external macOS bootable drive, but Apple's tighter security procedures mean you have to prepare for it before your internal drive fails. Here's how to do it all, and what's been ...