Type “%appdata%” from your system from Windows Cortana, as directed by arrow as shown in the below figure.
Press Enter or Click on %appdata%.
Double-Click on Troop Messenger, as directed by the arrow from the below.
You are taken to Troop Messenger folder.
Close Troop Messenger application from the Task Bar on your PC, in case if it is opened.
In the Troop Messenger folder, Press CTRL+A (Select All), as shown in the below figure.
Press Shift Delete.
A pop-up message window is opened saying, “Are you sure you want to permanently delete these items,”, as shown in the below figure.