Users of Lab128 are entitled to free upgrades for two years from the purchase day.
The documentation comes with the application and also avaialble as context-sesitive help.
The documentation for the latest version is also avaialble on this site.
Unleash the power of Lab128 by taking these lessons.
It doesn’t take too long to work through the lessons and it will save many hours ahead.
Another way to learn about the product, or find answer to your question.
Please check if the technical issue is a known bug.