The difficult I do immediately, the impossible takes a little bit longer.
To make your forms show in *Windows* instead to *Tabbed* (see image below) change *Tabbed Documents* to *Overlapping Windows* under *Document Window Options*...
Options for Current Database...
This section is in Access 2010 and Access 2013 only!
To prevent corruption and/or loss of data uncheck *Compact on Close*
Remove Form Tabs...
Prevent corruption...
Uncheck everything under *Name AutoCorrect Options*
How to use Windows System Colors   (Access 2003 and earlier)
Where are the Options?   (Access 2007 and higher)
Trusted Location   (Access 2007 and higher)
Export Specifications   (Access 2007 and higher)
Import Specifications   (Access 2007 and higher)
Navigation Pane Options  (Access 2007 and higher)


Object Designers (Access 2007 and higher)
For more information on these and other problem properties see Allen Browne's Problem Properties...
Removing the check mark from *Enable design changes for tables in Datasheet view* removes the *Click to Add* (*Add New Field* in Access 2007) column from tables.

Set Subdatasheet to None (Access 2003 and higher)

Click on the blue letters for additional information...