Advanced Warning When Opening a Page
Advanced warning is a secondary element. It is recommended to include in your digital product.
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Providing an advanced warning when opening a new page falls under the UX principle of using consistent behavior. Issuing a warning is good user experience and allows the user to decide if they want to leave their current window. Utilizing an “open new window” icon is important.
Summary Points:
New windows can be complex for some people with low cognitive thresholds
Use a “open in new window” icon
It is commonly good UX practice
Ensure assistive technologies announce a new page will open