Select a single photo

• Click the photo.

• Press the arrow keys to navigate to the photo.

Select a range of photos

• Select the first photo, then choose Edit > Select to End (or press Shift-End) to extend the selection to the last photo in the Browser.

• Select the last photo in a range, then choose Edit > Select to Beginning (or press Shift-Home) to extend the selection to the first photo in the Browser.

• Click the first photo in a range, then Shift-click the last photo.

• Press the arrow keys to select the first photo, then press Shift and an arrow key to select the last photo in the range.

• Drag a selection rectangle to select all the photos that fall within the rectangle.

Select a photo among selected photos

• Press Semicolon (;) or press Option–Command–Left Arrow to select the previous photo in the selection. Press Apostrophe (‘) or press Option–Command–Right Arrow to select the next photo in the selection.

Select a photo in a stack

• Press the Right Arrow or Left Arrow key.

Select nonadjacent photos

• Command-click the photos you want to select. Command-click the photos again to deselect them.

Slide a selection

• Press Command–Left Arrow or Command–Right Arrow to slide the current selection over by one photo. For example, you can move a three-photo selection left or right by one photo at a time.

Select the next stack

• With a stack selected, press Option–Page Up or Option–Page Down.

Select or set a compare photo

• Select the photo, then press Option-O.

Deselect the compare photo

• Press Command-Return.

Select a different compare photo

• Select the photo you want as a compare photo, then press Return.

Select all photos in the Browser

• Choose Edit > Select All (or press Command-A).

Select only the primary photo, deselecting all others

• Choose Edit > Reduce Selection (or press Shift-E).

Deselect all photos in the Browser

• Choose Edit > Deselect All (or press Shift-Command-A).

• Click the gray background of the Browser.