This is how you upgrade your Ludwig (or Pro Music Composer) program by calling Activation -> Update in the Application Menu:

Please install the update if you have a CD-version or if you downloaded earlier than the latest service pack date.

Version Jan 26, 2012:

• Improved Midi Export.
• Ensemble Accompaniment with extrem instrumental ranges could hang.
• Some styles optimized.

Version Nov 30, 2011:

• Change the metrum of a melody and scale all notes, e.g. 2/4 -> 4/4 oder 3/8 -> 3/4.
• Composition of fills improved.
• Improved anticipations in the rhythm group.
• Improved accompaniments tied across bars in the rhythm group.
• Refined some stiles and arrangements.
• Introduced a variation for drama stages as an additional degree of freedom in arrangements.
• MP3 now optional in 192kBit/s.
• Style-Editor may remain open (modeless) while you browse the score.
• Bug: Couldn't delete last bar in melodies with a pick up metrum.
• Removed crash if inserting a chord behind the end of a melody line.

Version Aug 25, 2011:

• Recording WAV and MP3 on Windows 7 and Vista now independent of sound card capabilities (using the Windows Audio Stack).