** Before you can Copy/Paste content between the Guest and the Host you must install the [https://www.spice-space.org/download.html SPICE Guest Tools drivers]. The download is labeled as "spice-guest-tools".
***<span style="color: red;">'''NOTE: Do make sure that you do NOT install the QEMU Guest Tools Drivers. These are not the same.'''</span>
* '''Are you using Wayland?'''
** Clipboard functionality is not compatible with Wayland. If you are using it you need to disable it for the clipboard to work.