Did not understand a word of that... they have drop and you chose, you dont type in case
The format Options on the drop down menu in Disk Utility include APFS (Case Sensitive) and APFS (Case Sensitive, Encrypted) Either of which will work for Time Machine backups.
"All you've got to do is own up to your ignorance honestly, and you'll find people who are eager to fill your head with information" --Walt Disney
