The Interactivity tab (Figure 1) contains several toggles related to showing or hiding functions.
Figure 1: Interactivity
If you enable Allow Selections, users will be able to select portions of the chart along the X-Axis.
You can also choose to enable Animations, and show the Fullscreen Icon (to maximize objects), and Snapshot Icon - (to take snapshots of the object).
Note: Snapshot Icon has been part of the Hover Menu since the Qlik Sense September 2020 release, and is no longer controlled using the property panel.