A4Tech Bloody RT7 User Manual page 18

*.mgn ‐ for M‐Macro application:
To edit *.mgn files, you may open the file using Oscar Editor as shown below:
Example: How to transfer a general macro "*.amc" file to a "*.mgn" M‐Macro file:
In the M‐Macro file management, select a gerneral marco file and save it to M‐Macro "*.mgn" file as shown below.