How can I improve my skills in playing the guitar without actually having a guitar to practice with?

Improving guitar skills without a guitar can be challenging, but you can still work on your Music Theory knowledge, ear training, and finger dexterity. You can study chord progressions, scales, and music theory concepts. You can also practice finger exercises and visualization techniques to improve your muscle memory. Listening to music and trying to identify chords and melodies by ear can also help enhance your musical skills.