| 2026-08-21 | Added FAQ to Quick Links. |
| 2026-07-28 | Updated Data Structure diagram. |
| 2026-06-22 | Updated CC Mapping Reference. |
| 2026-06-03 | Updated documentation for S4 OS v2.2.0 |
| 2026-05-27 | Updated CC Mapping Reference. |
| 2025-09-21 | Added section on Clearing Perform Macros, added Setup with a DAW, and updated Bug Reports & Feature Requests. |
| 2025-09-11 | Added Important Safety & Regulatory Information and an Electrical Specifications section. |
| 2025-07-28 | Updated instructions on Recovery Mode. |
| 2025-07-16 | Added a section about external USB drive formatting and a section about creating scenes. |
| 2025-06-24 | Added Introduction page. |
| 2025-06-17 | Published S4 User Guide. |