i need help unpartioning my macbook air 2015
my macbook air is a parition and needs help unpartioning should i erase my disk or is there another way?
MacBook Air 13″, macOS 10.15
If you want to remove a partition that is after the one you want to keep, you can use the Partition section of Disk Utility to remove the partition, then merge it into the previous partition.
If you need to remove one that is in front of the other, you cannot merge that into a later one.
Partition a physical disk in Disk Utility on Mac - Apple Support