I cant see the pugin working

Hi, i have a cliente who wants limit one review per user per product and either want a report for the reviews, searching i’m found your plugin, and want to propouse buy your licence, but i was install your free version and the ratings seem equal before, even when i change something in option of the plugin for woocommerce, and i check again i see the same old options marked. I’m really wants to test and the client buy your pugin because has everything what he needs, but i need show them a free version firtst. Thanks a lot

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