He will carry it himself in this sentence himself is intensive pronoun or reflexive pronoun?

The pronoun 'himself' is both a reflexive and an intensive pronoun, depending on use.

A reflexive pronoun 'reflects' back to the noun antecedent. Example:

• Dad made himself some breakfast.

An intensive pronoun is placed immediately after the antecedent to emphasize the antecedent. Example:

• Dad himself made some breakfast.