Mathtype - 6.9b [work]

Uses fonts installed to %WINDIR%\Fonts :

Unlike modern cloud-based editors, 6.9b embeds directly into Microsoft Word and PowerPoint as a native COM add-in. On Windows, you get a dedicated MathType toolbar inside the Word ribbon. On Mac (Office 2011/2016/2019), it adds a floating palette. mathtype 6.9b

If you manage to install MathType 6.9b today, here is the feature set you unlock without needing an internet connection for "verification." Uses fonts installed to %WINDIR%\Fonts : Unlike modern

explains how to ensure MathType 6.9b appears as a tab in Microsoft Word 2016 and later. It specifically identifies that the add-in should appear as "MathType Commands 6 for Word 2016.dotm" in your templates. Installation Path mathtype 6.9b