Please, specify the allocation below the used space (accordingly the dashboard), make sure that scan on startup is enabled (it’s enabled by default, so if you didn’t disable it, you do not need to change anything), save the config and restart the node.
Wait until all filewalkers are finished for all trusted satellites:
Make sure that you deleted data of the untrusted satellites:
You may also check and fix your databases:
After that please check the usage on the dashboard.