Reinitializing a subscription is a two-part process:
Connect to the Publisher in Management Studio, and then expand the server node.
Expand the Replication folder, and then expand the Local Publications folder.
Expand the publication that has the subscription you want to reinitialize.
Right-click the subscription, and then click Reinitialize.
In the Reinitialize Subscription(s) dialog box, select options, and then click Mark for Reinitialization.
Connect to the Subscriber in Management Studio, and then expand the server node.
Expand the Replication folder, and then expand the Local Subscriptions folder.
In the confirmation dialog box that is displayed, click Yes.
Right-click the publication with subscriptions you want to reinitialize, and then click Reinitialize All Subscriptions.
In Replication Monitor, expand a Publisher group in the left pane, expand a Publisher, and then click a publication.
Click the All Subscriptions tab.
Right-click the subscription you want to reinitialize, and then click Reinitialize Subscription.
In Replication Monitor, expand a Publisher group in the left pane, and then expand a Publisher.