1. Right click icon of the server connection and select Server admin
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2. Select Security
and enable the clipboard functionality with Client
only, which makes it allowed of copying at client and paste at server and unallowed for opposite direction
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3. Select Devices
and uncheck all boxes, which disables sharing any resourse between server and client
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4. Select Satus
and click Restart the server
, which makes above operation be effective
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