File > Install... (Mathematica Menu Item)

Install opens a dialog to install a chosen Mathematica palette, stylesheet, package, or other item in the correct location.

Palettes > Install Palette... (Mathematica Menu Item)

Install Palette opens a dialog to install a palette notebook in the correct location in the Mathematica layout.

Help > Internet Connectivity (Mathematica Menu Item)

Internet Connectivity opens the Internet Connectivity tab in the Preferences dialog.

Evaluation > Interrupt Evaluation... (Mathematica Menu Item)

Interrupt Evaluation interrupts the current operation being performed by the kernel.

Evaluation > Kernel Configuration ... (Mathematica Menu Item)

Kernel Configuration Options opens a dialog to add, remove, or edit kernel configurations.

Window > Magnification (Mathematica Menu Item)

Magnification changes the display magnification for a notebook.

Insert > Table/Matrix > Make Spanning (Mathematica Menu Item)

Make Spanning combines the selected entries from a formatted grid into a single spanning entry.

Graphics > Rendering > Make Standard ... (Mathematica Menu Item)

Make Standard Size restores selected graphics to the default size.

Edit > Make Template (Mathematica Menu Item)

Make Template inserts a template based on a selected function name.

Cell > Grouping > Manual Grouping (Mathematica Menu Item)

Manual Grouping turns on manual grouping to allow cell grouping by hand.