If you're currently looking at the Layers palette, and wondered where the linking button is, don't worry; it's not missing, it's just been moved. Linking multiple layers is a snap, simply select one or more layers and then click the Link Layers button (
Layers palette.
Link Layers button, located at the bottom of the Layers palette.
The selected layers are now linked. A link icon appears next to the linked layers.
Layers palette.
TIMESAVER
To unlink several linked layers, select them before continuing.
Link Layers button, located at the bottom of the Layers palette.
TIMESAVER
To temporarily disable a linked layer, Shift+click the link icon for the linked. A red X appears. Shift+click the link icon to enable it.