Hi Wolves 1962, you can view your payroll plan by navigating to the Cog > Account & settings > Billing & subscription (you'll need to be a company or primary admin to check this). In both cases, the payroll would need to be rolled-back to the point that you begin claiming the ER NI, and re-ran with this setting enabled, to update your EPS records. The EPS would then need to be submitted to HMRC to claim this.
