Four. You may need to have two men and women for this portion — although the keyboard is held within an upright angle, spray between the keys with compressed air to blow absent any remaining dust. Usually do not spray it straight under the keycaps since it could problems the https://www.linkedin.com/posts/anhometech_anhome-keyboard-cleaner-kit-laptop-computer-activity-7180578883677683712-Vt5g?utm_source=share&utm_medium=member_desktop