A+ Training Course Index: Professor Messer’s Course Notes: Exam voucher discounts: - - - - - Our laptops put a powerful computing platform into a battery-powered portable system. In this video, you’ll learn about battery technologies, keyboard and key cap replacement, updating laptop hard drives to SSD, near-field communication, and laptop cameras and microphones. - - - - - Subscribe to get the latest videos: Join us at our next live event: FOLLOW PROFESSOR MESSER: Professor Messer official website: Facebook: Instagram: X: LinkedIn: