# Selections menu

The Selections menu is a drop-down menu at the top of the screen, and contains the following commands:

* Back: Reverts to the preceding logical state. Applies to value selections and all the commands in the Selections menu. QlikView maintains a list of the 100 latest states. Each Back will take one step further back in the list. This command can also be invoked by the following keyboard shortcut: Shift+Left arrow.
* Forward: Reverts to the logical state before a Back command. Toggle between two states by alternating between the Back and Forward commands. This command can also be invoked by the following keyboard shortcut: Shift + Right arrow.
* Lock: Locks all the current value selections. This command can also be invoked by the following keyboard shortcut: Ctrl+Shift+L.
* Unlock: Unlocks all the currently locked value selections. This command can also be invoked by the following keyboard shortcut: Ctrl+Shift+U.
* Clear: Applies the start selection of a QlikView document, which can be configured, see Set Clear State below. This command can also be invoked by the following keyboard shortcut: Ctrl+Shift+D.
* Clear All: Clears all the current selections except the ones that are locked.
* Unlock and Clear All: Clears all the current value selections.
* Set Clear State: Sets the current selection as Clear State. Variables with the Include in Bookmark option are returned to their original value when the Set Clear State is executed.
* Reset Clear State: Resets Clear State.