RStudio opens with blank white screen

Currently having issues with RStudio, opens to blank white screen. Tried community search on issue, followed recommended advice on solutions: renaming folders, deleting files, changing rendering engine... nothing works.

need assistance, or multiple step for step instructions.

Thanks,,,...

System Information:

  • RStudio Edition: (Desktop or Server) Desktop
  • RStudio Version: RStudio Desktop 1.4.1106
  • OS Version: Windows 10
  • R Version: Rx64 4.0.5
  • Output your diagnostics report (if possible):

From RStudio Desktop Will Not Start on support.rstudio.com