RichEditPlus RichEditPlus adds Vertical Scroll events to RichEdit. To install RichEditPlus in Borland Builder 6.0; 1. Open dclRichEditPlus.bpk using the Borland C++ Builder IDE. 2. Click the Install button in the Package - dclRichEditPLus.bpk window. 3. Copy RichEditPlus.h to Borland\CBuilder6\Include folder. After installation the RichEditPlus icon should be visible in the Win32 tab of the IDE.