Theoretical Possibility of Changing Kyber Crystals

Theoretically, it is possible for Jedi and Sith to change the kyber crystal in their lightsabers. The real question, however, is why they would want to do so. Kyber crystals, being the rare and fundamental part of a lightsaber, hold a unique bond with the user, making their swapping out a complex process.

Resonance and Bonding

In some versions of Star Wars lore, kyber crystals resonate with their owners, facilitating the selection of the first crystal. This resonance could be improved or better understood with a new crystal, especially if it provides a 'better' bond, enabling the user to perform more efficiently or with a heightened connection to the Force.

Alternative Crystal Options

Some versions of the Lore suggest that there are alternative crystals besides kyerbs that can be used for lightsabers, each producing different effects. For instance, these crystals can produce hotter blades, broader beams, or blades with less resistance that move faster. However, these alternative crystals are rare, often making the kyber crystal a more common choice.

Changing Roles and Spiritual Meaning

Another reason for a Jedi to change their kyber crystal could be a shift in role within the Jedi Order or a change in their relationship with the Force. Different blade colors often carry spiritual or symbolic meanings, and a Jedi might choose a new color to represent a new phase in their life or journey within the Order. Similarly, if a Sith switches sides and becomes a Jedi, they might choose a kyber crystal to better reflect their altered alignment with the Force.

Rare Situations and Practicality

Despite the theoretical possibility, changing a kyber crystal is a rare occurrence. The process likely requires disassembling the current saber, which makes it a time-consuming and complex task. It is more practical for a Jedi or Sith to simply create a new lightsaber custom-made to suit the new crystal, treating the old saber as a backup.

Exploding Myth and Removal Process

There is a common misconception that removing a kyber crystal would cause the lightsaber to explode. This is not supported by the Star Wars canon. In practice, a Jedi or Sith can safely remove a kyber crystal without any harmful effects. However, such actions are uncommon due to the lack of compelling reasons to do so, such as obtaining a more suitable crystal or adjusting to a new phase in their journey.

While kyber crystals are the rare and essential component of a lightsaber, the other materials needed to construct one are relatively common. Therefore, if a Jedi or Sith acquires a second crystal and desires a different lightsaber, it is more logical to create a new saber tailored to the new crystal rather than swapping out the existing one.