An old Android phone can replace a lost TV remote for free. Smart TVs connect to phones via Wi-Fi for app-based control. Specific apps exist for Roku, Samsung SmartThings, and Amazon Fire TV devices.
Patrick O'Rourke is XDA's News Editor and Entertainment Segment Lead. Previously, he was Pocket-lint's Editor-in-Chief, the Editor-in-Chief of Canadian tech publication MobileSyrup, and earlier in his ...
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