A Sad Guitar.Take a second and strum the guitar. It doesn’t sound so good, does it? We’ve just taken it out of storage and it’s all out of tune... Electric Tuner to the Rescue.Tune the guitar using the tuner. Click and drag the tuning knobs on the right to tighten and loosen the strings. Keep at it. This doesn’t sound in tune quite yet. Scroll back up and try to get all of the tuning knobs to turn