The list is a little shorter than for 10.11.3, but some old favourites are still there.
Disk Utility
How much is the data stored on your Mac’s drives worth? DriveDx is a utility which could save you from that loss.
The list has grown since 10.11.2, with none of the previous bugs being fixed in 10.11.3.
Disk Utility has a bug which can waste a lot of time trying to re-partition drives, and HFS+ creaks horribly.
Being a hybrid, naming disks and volumes can get complex in OS X. This article demystifies them.
How to inspect and change them, in the Finder and the command line.
228.7 GB of my internal disk is occupied by ‘Other’. Where has this gone, and how can I reclaim it?
Do third-party disk tools work with Fusion Drives, or are you stuck with just Disk Utility?
If you are running Yosemite or El Capitan, OS X may have changed the way that your boot disk is managed – and how you can maintain and repair it.
How I recovered my broken RAID backups, and got everything working again.
The Eclectic Light Company 