Read the sentence. The directions for setting up the new computer seemed complex at first, but they were actually quite simple once I looked at the pictures and followed the steps. The antonym simple shows that the word complex means

The sentence contrasts “complex” with “simple,” so these words have opposite meanings. If the directions were not simple, they seemed difficult to understand or follow. “Complicated” means difficult or involving many parts, so it is the antonym’s match for “complex.”

AI-written and checked against the verified answer.