This script compares two folders and copies missing items into a dedicated sub-folder

• Paste the content of main.bas into Outlook's VBA editor (See this general guide and skip the sign stages)
• Run the macro and select the folder you'd like to bring missing items into, and select the second folder you'd like to bring missing items from
• The script will find the missing items and will copy them into a dedicated sub-folders
• The GUI may freeze while the script is running