Just a cool puzzle lol

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Across
  1. 4. A man in iron armour that was protecting king
  2. 7. Popular kids game with alot of PDF files
  3. 8. Mobile phone with apple logo
  4. 9. Drink that made of leaves
Down
  1. 1. Name of my best friend 😭
  2. 2. Main character of Jujutsu Kaisen
  3. 3. Adaptation of manga
  4. 5. Computer game with cube graphics
  5. 6. Goose doing that sound