Check the storage size, as follows.
1. Log in to the CMS and then click the “History” button on the header menu.
2. Select “Storage” from the Select Log item and then click the “Download CSV” button or the “Display Graph” button.
When the “Download CSV” button is clicked, CSV data will be downloaded to the local device. Open the data using Excel, etc. and then check the usage.
When the “Display Graph” button is clicked, check the usage on the CMS screen.