=====Specialized Block Types and Controls=====
====Locator Block====
===Locator Block Basics===
===Locating using a QR code===
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===Locate using a Menu===
===Locator's Back Button===
====Subtitle Block====
====Panorama Block====
====3D Block====
====Live Video Block====
====QR Code Block====
=====Controls=====
====Button control====
===Back Button Navigation===