Starfield:Lasers

Lasers is automatically unlocked and can already be learned by using a skill point to learn it.

Backgrounds
This skill is automatically learned with the following backgrounds:
 * Cyberneticist
 * Explorer
 * Xenobiologist

Skill Increases
The fastest way to quickly progress through the skill rank challenges would be to utilize the laser cutter from the very beginning of the game as an impromptu weapon, rather then the pistol.