Restart your Sony Google TV
A soft reset or power cycle can solve a wide number of issues on your Sony Google TV

Transcript
Performing a Soft Reset or Power Cycle.
A soft reset or power cycle can solve a wide number of
issues on your Sony Google TV.
You can easily perform a power cycle by unplugging your
TV for two minutes, then plugging it back in.
You can also do this by holding the power button on your
remote for ten seconds.
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How to turn captions on or off when watching Internet videos from YouTube.