In RepU, open your widget, choose light or dark and left or right, then click Copy next to the embed snippet.
In Voog, go to Settings, then Design, and launch the code editor. Open your main layout and paste your code just before the closing </body> tag.
Click Save, then open your live site to see your Google reviews.
Check your live site in a private window, not the editor or preview. A domain-locked widget only shows on your own domain.
Check you edited the layout your pages use and saved it.