For setting up the Copy and Paste Feature in Remote Desktop follow these:
- Open the task manager.
- In which find the Processes Tab.
- In Process Tab Find the rdpclip.exe.
- Stop the rdpclip.exe.
- Then Again Start New Task.
- Type on that rdpclip.exe.
- Start rdpclip.exe.
- Now Try your result. I hope It is working.