Zooming vs. moving melds
When there are too many cards on the table to fit as they are, there are two options: either the game can zoom out to create more space, or the game can try and reorganize the melds on the table. You should set the option to whatever you like best.
Set or unset the option
In menu, click , then choose
or in menu, click , then choose .
The Table and Zoom window opens. Near the top you'll find the option When the table becomes too crowded where you can choose your preferred solution.
For a full explanation of this window, see the table and zoom window reference.