The subscription is read-only. The publication that this subscription synchronizes with allows updates at the Subscriber, ...

The subscription is read-only. The publication that this subscription synchronizes with allows updates at the Subscriber, but a value of 'read-only' was specified for the @update_mode parameter of sp_addsubscription. To allow updates, you must drop and then re-create the subscription, specifying a different value for @update_mode.