Can't cast to your Roku? It's not broken, you just need to do this

Select Settings from your Roku home page. Scroll down to System. Select Screen mirroring. Under Screen mirroring mode, select ...
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How to cast to your Roku

Cast to Roku TV or device with ease for sharing photos and videos at parties. Many Roku devices support casting from iPhones, Androids, laptops, and tablets. Screen mirroring is a smart option for ...
Android Police

Amazon Fire TV stick: How to cast shows from your Android phone or tablet

We tend use our Android devices for nearly everything. But we can do more when we share our device's content using a larger screen connected to an Amazon Fire TV Stick. Some of the benefits of casting ...