How to install DiskWarrior 5 on macOS 10.15 (Catalina)
Note: For macOS 10.14 Mojave, the process is the same; however only the Security Extension must be allowed.
How to create a bootable DiskWarrior USB Flash Drive.
Note: for macOS 10.14 Mojave and earlier, the process is the same; however the Permission to access “'Removable Drives” will not appear. DiskWarrior Recovery Maker is compatible with OS X 10.7 Lion through macOS 10.15 Catalina.
How to Update DiskWarrior 5 on macOS & the DiskWarrior USB Flash Drive.
Note: On macOS 10.15 Catalina, you may need to allow access for the DiskWarrior 5 Updater to search for removable Volumes. DiskWarrior 5 Updater is compatible with OS X 10.7 Lion through macOS 10.15 Catalina.