ODM is asking to grant consents even through consents were granted successfully causing Discovery option to be disabled.
In the ODM portal, navigate to Tenants.
Review the consent status for each tenant.
Locate the tenant displaying a warning status despite consents having been granted.
Remove the affected tenant from the Tenants section.
Add the tenant(s) back to the Organization in ODM.
Perform the consent process again when prompted.
Verify that the Discovery option is now active and enabled.