V2.6.4 Cura 5.0
Update Cura 5.0
New button Remove all to remove every Custom support on the plate
CustomSupportCylinder-v8.0.0-2022-06-02T09_55_16Z.curapackage -> Cura 5.0
CustomSupportCylinder-v7.9.0-2022-06-02T09_55_16Z.curapackage -> Cura 4.4 - Cura 4.13
Drop the curapackage according to your Cura release in the 3d viewport in Cura as if you were opening a 3d model. You will then be prompted to restart Cura.