What did a squrie do for the knight?

Answer 1

Carry the knight's equipament, aid the knight in daily life and in battle too if needed, basiclly a serveant, he had to learn all he could from the knight, cause one day he would become a knight himself.

Answer 2

A squire served as a knight's apprentice, assisting with tasks such as caring for the knight's armor and weapons, accompanying the knight into battle, and learning the skills necessary to become a knight.