Since this is the "end of the road" for Solus Ultra updates, installing 21.4 effectively locks in the highest possible value for the tool.
For technical issues, users are encouraged to contact their local Snap-on Franchisee or the customer care hotline.
💡 Before installing the 21.4 update, ensure your MicroSD card has enough capacity. Some older Solus Ultra units may require a card upgrade to handle the increased data size of modern software bundles. Training and Support
: Increased storage capacity for custom PID lists, allowing technicians to save up to 100 different configurations.
Version 21.4 is the fourth quarter release for the software cycle, typically arriving in late autumn. This update focuses on three core pillars:
For professional automotive diagnosticians, the tool in your hand is only as good as its latest software update. Snap-on has built an empire on the premise that vehicle technology evolves rapidly, and diagnostic equipment must not only keep pace but anticipate the curve. The release of the is the latest testament to that philosophy.