How to resize SSD and hard drive partitions in macOS

Macworld
Apple made it easier to resize partitions–logical divisions of a storage device into separate mountable volumes with different properties–several releases of macOS ago. A Macworld reader resized their main volume to 369GB to set up a Boot Camp partition, but then realized it was too small. They wondered how to fix this.In the right circumstance, you can simply follow these steps without having to back up the entire drive, erase and reformat it, and add new partitions.Always