The latest versions (like MT-Script-CC12) support InDesign versions from CC 2017 up to 2025 and 2026. 3. Alternative: MathMagic Pro for InDesign
Ensure you download the version compatible with your OS (Windows or macOS). mathtype indesign plugin download
Since InDesign does not natively "open" MathType files as editable text, most users download MT-Script, which acts as the primary plugin for managing MathType equations directly within InDesign layouts. most users download MT-Script