Samsung announces the Galaxy S9 and S9 Plus to start out Mobile World Congress, Apple is storing iCloud recovery keys in China, troubleshooting Windows 7 shut down problems, how to back up a Linux machine in the cloud, updating a phone when there's not enough storage space left, protecting your car's keyless entry system from being hacked, learning how to use an iPad, Chris Marquardt talks about lighting close up subjects, and more of your calls.

Host: Leo Laporte

Guest: Chris Marquardt

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