You can delete custom chart views from the vSphere Client.
Launch the vSphere Client and log in to a vCenter Server system.
- Select any object in the datacenter to enable the Performance tab.
- Click the Performance tab and click Advanced.
- Click Chart Options.
- Click Manage Chart Settings.
- Select a chart and click Delete.
The chart is deleted, and it is removed from the Switch to menu.
- Click OK.