How to persist the QuickAccessToolbar items added into WinForms RibbonControlAdv?

Persist the QAT items

SaveState and LoadState methods of RibbonControlAdv helps you to save the following ribbon information.

• The items in the QuickAccessToolBar that are added through the "Customize Quick Access ToolBar" can be persisted.
• Items added through the context menu that appears while clicking the dropdown arrow to the right of the QuickAccessToolBar can be persisted.
• The collapsed / expanded / floating state of the RibbonPanel can be persisted.
• The position of the QuickAccessToolBar, either below or above the ribbon panel can be persisted.

C#

this.ribbonControlAdv1.SaveState();
this.ribbonControlAdv1.LoadState();

VB

this.ribbonControlAdv1.SaveState()
this.ribbonControlAdv1.LoadState()

Reference link: https://help.syncfusion.com/windowsforms/ribbon/serialization-support