Individuals with access to your account can still view your viewing history.  How to Delete Your Netflix History

Open Netflix in your preferred browser.Hover your cursor over your profile image in the upper-right corner of the screen.Account should be selected.

Under My Profile, select Viewing Activity.

To remove a title from your viewing history, click the X next to it.If you want to remove an entire show from your watch history at once, click Remove Series?

These steps are compatible with desktop and laptop computers, as well as mobile device browsers.  Everything you remove will be removed from your watch history within 24 hours.  Sadly, you cannot delete your entire watch history at once.

How to Delete Netflix Viewing History  - 33How to Delete Netflix Viewing History  - 36How to Delete Netflix Viewing History  - 61