Adding set effect bonuses requires a game update and unfortunately we didn't have one last week. This should appear on the screen this week though with the game update.
This thread was added on August 03, 2020, with posts from JagexAcorn.
Original Post
https://i.imgur.com/igcDZN6.png
Adding set effect bonuses requires a game update and unfortunately we didn't have one last week. This should appear on the screen this week though with the game update.