> For the complete documentation index, see [llms.txt](https://docs.open-systems-pharmacology.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.open-systems-pharmacology.org/working-with-pk-sim/pk-sim-documentation/conversion-projects-from-previous-version.md).

# Conversion of Projects from Previous Version

Starting with version 9, the following restrictions will be implemented:

PK-Sim: Only PKSim project created with version 6.0 and above can be converted to the new version.

MoBi: Only MoBi project created with version 6.0 and above can be converted to the new version.