When the tool Windows Remote Desktop is used to make a connection to another computer, the name of the computer to which you linked is added to box remote desktop connection. This is done to make things easier for you. The next time you connect, you can select the computer.
Over a period of time, the list of these entries may increase and you may want to delete it. The tool connection Remote Desktop Windows offers no way to delete or remove this history list.
How to Clear History of Remote Desktop Connection
To remove them, you have to use the Windows registry or just download and use Microsoft Fix It.
If you want to manually delete entries dialog box in Remote Desktop Connection window Remote Desktop Client Windows, type regedit and press Enter to open the Registry Editor.
Navigate to the following key:
HKEY_CURRENT_USER \ Software \ Microsoft \ Terminal Server Client \ Default
Entries appear as MRUnumber, and are visible in the right pane. Click on the entry and select Delete.
Alternatively, you can download and use Microsoft Fix It 50690 to remove history entries Remote Desktop connections from your computer automatically.
I hope it helps!