### Bug description _No response_ ### Steps to reproduce 1. Add a VST3 effect to the stack 2. Start playback 3. Open effect UI 4. Tweak a parameter 5. Ctrl (Cmd) + Q 6. Save 7. Reopen Audacity and the project 8. Check out the effect's parameters ### Expected behavior The changes have been saved ### Actual behavior The changes have not been saved ### Audacity Version master ### Operating system OS independent ### Additional context _No response_