Over 1.110.000 registered users (EN+CZ).
AutoCAD tips, Inventor tips, Revit tips, Civil tips, Fusion tips.
Try the updated section Converters and online CAD tools,
new AutoCAD 2026 commands and environment variables.
CAD tip # 1538:
Question
A
There is a Easter Egg hidden in Architectural Desktop R3 and 3.3 (at least in European versions or if you have "international extensions" installed).
Start the AecDimStyleEdit command, go to the Chains tab, hold the Ctrl key and click slowly twice (not double-click) in the dimensions area of the picture. The Munich (the original ADT codename) development team will appear.
Start the AecDimStyleEdit command, go to the Chains tab, hold the Ctrl key and click slowly twice (not double-click) in the dimensions area of the picture. The Munich (the original ADT codename) development team will appear.
ADT3ADT33
7.8.2001
8801×
this tip shared by ARKANCE experts applies to: AutoCAD Architecture 3 · AutoCAD Architecture 33 ·
![CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products [www.cadforum.cz] CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products [www.cadforum.cz]](../common/arkance_186.png)

