Hi Chaohsiang,
You shall not be able to delete the Report from your end. You had opened Case # 40743972 for this issue and our Tools Team have deleted the below Reports from MyASUP db.
MyASUP report "Customer 'XXXXXXXX.'- Systems Configuration" is ready
MyASUP report "Customer 'XXXXXXXX.'- Risk Details" is ready
MyASUP report "Customer 'XXXXXXXX.'- Storage Efficiency Details" is ready
Thanks
Aman