The final update to studioSL based on NetBeans 8.1 has been released as studioSL 2020.0324. A new release of studioSL based on NetBeans 11.3 will be release in early 2020. A fresh install will be required to access studioSL-11.3. Note that old and new studioSL versions can co-exist.
Happy holidays and best wishes for 2020 and a heartfelt 'thank you' for your continued support.