This may be a bug as I get the same results importing a file.

Until it's resolved, use the Open command rather than import and then open the ACW. On my system, Open does not change the tempo nor does starting the ACW after the audio file is open.


BIAB 2025:RB 2025, Latest builds: Dell Optiplex 7040 Desktop; Windows-10-64 bit, Intel Core i7-6700 3.4GHz CPU and 16 GB Ram Memory.