1. Time consuming: Storyboard correction is very time-consuming; need to work on two files at a time on a single screen. During the process, a lot of time is needed to add, minimize, and maximize the screen. 2. Accent of SME: Particularly in W-3 of the course "Electrical Power Generation- An Industrial Outlook," face a lot of problems to understand. It increases the average time of corrections in scripts as well. 3. On screen questions: Not available for the course "Thermal Power Plant Engineering". 4. Abbreviation: Not available and need to prepare from the slides.