Sara

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Across
  1. 3. protects PC components
  2. 4. it helps to avoid scratching the mouse
  3. 7. It unlocks the functions of the computer but you carry it
  4. 10. speed up warehause information
  5. 11. connect the pc part
  6. 13. audio mix
  7. 15. protect against virus
  8. 17. it is used to send messages in a formal way
  9. 20. amplify you voice
Down
  1. 1. it is used to connect to a Wi-Fi network
  2. 2. failure in the computer
  3. 5. It is used to delete files
  4. 6. it is used to send messag in a informal way
  5. 8. It is used to save information outside the computer
  6. 9. archive the file
  7. 12. It is used to record videos
  8. 14. enlarges the computer wie
  9. 16. It is used to listen to music without letting others hear it
  10. 18. connects electronic devices
  11. 19. it is used to amplify the audio