Notes and cautions
The "top crack" is a colloquial term for a rendering bug within the VST3 or Audio Unit (AU) version of Little AlterBoy. Users report a horizontal line, flickering, or tearing across the top 20 pixels of the plugin window. This usually occurs on: little alterboy top crack fix mac
: If you are using an M-series Mac, ensure you have updated to at least version 5.3.7 , which added native Apple Silicon support for Audio Units and VST2. Common Installation/Recognition Issues Notes and cautions The "top crack" is a
Before trying any fix, ensure Little AlterBoy is updated to v5.3.2 or higher (check via the Soundtoys App). Older versions don’t have the software rendering toggle at all. High input levels can cause the formant shifter
Reduce the gain of the vocal clip before it hits the plugin. High input levels can cause the formant shifter to distort unpredictably.