As of now, Netflix will not allow us to modify, remove or clear your recently 
watched list. Lots of people have many different reasons for requesting this feature. Through an Internet-based system, Netflix gives you the chance to choose selections and then insert those titles to a list called Watch Now. There should be a way for the account holder to log into their account on the website
- Sign into your Netflix account which one you use
- Then click on the Your Queue option using your computer mouse
- Go to the new page that comes up on your screen
- Click on the blue tab that the word Instant
- Go down the page until you reach the part of the page that displays the instant list, beneath the movies you recently watched portion of the page
- Then go to Remove option
- Then click the X (cross) symbol nearby the names of movies you wish to remove from your list of recently watched titles
The only way to remove Netflix recently watched history is to cancel the subscription and subscribe again
