Step 1
Settings
Activated the "Advanced settings".
CLIPS
Set Preview Push to "Never".
Step 2
Tab Preview
Deactivate any Preview card by clicking the checkmark symbol.
Both steps must be executed so that no preview cards are displayed anymore.
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Up to 7 preview cards can be selected. If an eighth preview card is selected, the first preview card is deleted from the view (first card in and first card out).