Site Overlay is no more, according to an announcement made by the Google Analytics Team last Friday. It will be replaced by a new feature, called "In-Page Analytics".

The Site Overlay feature in Google Analytics showed an image of your page with click percentages for each link on that page. It was a good start, but was also riddled with limitations.
Some of these include:
While Site Overlay did begin to scratch the surface at showing where people are clicking, it doesn't stack up to the new In-Page Analytics feature.
The basic idea behind In-Page Analytics is the same as Site Overlay – to superimpose GA data onto a webpage. However, In-Page Analytics is much more robust and can provide more insightful information.
Some of its benefits include:
The video below walks through the new In-Page Analytics feature. You can also see what it looks like for your own websites in the "Content" section in Google Analytics.
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