Proper guitar care is essential for maintaining the instrument's sound quality and longevity. Regularly clean the body and strings with a soft cloth to remove dirt and oils. Use a string cleaner or lubricant to extend the life of the strings, and consider changing them every few weeks, depending on usage. Additionally, store your guitar in a suitable case or stand to protect it from damage. Keep it in a stable environment, avoiding extreme temperatures and humidity, which can warp the wood. Regularly check the neck and action for adjustments, ensuring optimal playability and sound.