Removing cinavia from copy

[Phil Anselmo]

hello i´ve got an copy of the uhd 4k movie angry birds and after 20 minutes it mutes displying the cinavia code 3,is it possible with the uhd cinavia removal tool to remove from this copy the cinavia watermark?,or i have to got the original uhd movie?
Thanks.

[yoyo57]

it does backups off original disk. not off copies