TechTool Pro 19.0.3 Released

Version 19.0.3
File Size: 331.5 MB
Release Date: 4/3/2024

How to apply this update: To perform this version update, launch an installed copy of the TechTool Pro 19 application and select the Check for Update… option located under the TechTool Pro 19 menu. To update an existing eDrive, boot to the eDrive and perform the Check for Update. Users who have purchased from this site may login to their account to download up-to-date versions of TechTool Pro, other users may access a direct download by registering their serial number.


  • Added MacBook Air (13-inch, M3, 2024) and MacBook Air (15-inch, M3, 2024) support
  • Updated the Video Memory for better performance on Apple Silicon Macs
  • Updated Fans Test for improved MacBook Pro M3 Pro support
  • Minor fixes and enhancements

For complete change list, see the ReadMe file.

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