You may be interested in the older post:

• Native Americans generally didn't have beards. Do we know what they thought of the bearded and mustachioed Europeans and their decedents?

Many groups plucked facial hair, with wooden or shell or even bronze implements. Others apparently singed hair off. In some groups, certain types of people did not remove hair—people in mourning among the Yurok, or possibly the old among the Aztecs, to give two examples.