Improved file structure tests. Improved volume repair routines. Update conflict database. Enhanced control panel's diagnostic feature. Added support for new Macs.
Many bug fixes.
This update will update version 2.5.4 of TechTool Pro to version 2.5.5. You MUST have version 2.5.4 of TechTool Pro 2 installed on your machine in order to apply this updater. If you have an earlier version of the program, you will need to download and apply one of the TechTool Pro 2.5.4 updaters below first. Version 2.5.5 is not fully compatible with OS 9.1. TechTool Pro 2.5.5 is the final release of version 2, and there will be no further updates to support versions above Mac OS 9.0.4.