Worked on the rstudio/rstudio repository to enhance user documentation, focusing on clarifying the limitations of source pane splitting within the RStudio IDE. Addressed user confusion by updating Markdown-based guides and release notes to accurately reflect current UI behavior, specifically regarding the placement of additional source columns. Collaborated with other contributors to ensure cross-team review and maintain high documentation standards. The work emphasized technical writing and documentation skills, prioritizing clear communication over UI changes. No bugs were fixed during this period, as efforts centered on improving user guidance and maintaining consistency across documentation assets for the January 2026 release cycle.