The MacBook Ultimate Software Repair Training (DT109) is a practical two-day course that gives you the professional skills to diagnose and resolve the full range of macOS software faults encountered in a professional Apple repair environment. From macOS installation and reinstallation to bootable USB creation, recovery mode navigation, factory resets, and activation lock removal — you will develop a thorough, step-by-step approach to MacBook software troubleshooting that covers both Intel-based and Apple Silicon MacBook models. macOS is among the most stable operating systems available, but when things go wrong — failed updates, corrupted installs, forgotten passwords, activation locks — clients need expert help fast. This course makes you that expert. Combined with the MacBook Hardware Repair Training (DT108), you will be equipped to offer a fully comprehensive MacBook service that commands premium rates and builds loyal clientele.