There is only apply bookmark in the sheet/button action. if can add save a bookmark in the sheet/button action would be very helpful. For example, when the user navigates from sheet A to sheet B, before loading the objects for sheet B, the current selections can be saved in a bookmark and do some actions to clear the current selection and make some selection that related to the sheet B, when navigating back to sheet A, the bookmark was saved will be applied so can have the previous status of sheet A.
![jwang2016_0-1620225413410.png jwang2016_0-1620225413410.png](https://community.qlik.com/t5/image/serverpage/image-id/54351iD2E8C9C2F383E4C8/image-size/medium?v=v2&px=400)