1. Execute transaction code SE01. Under Transports tab, choose Customizing and Workbench Requests. Under Request Status, select Modifiable to list all the transports request that not yet been release. Click on Display.
2. A list of unreleased transports request will appear. Choose (by clicking on the transport request number) the transport request that you wanted to release and click on the lorry icon. This will released your transport request and you can confirm by see a tick icon on the right side of the transport request number. You can also display the Released status transport request by select the Released option under the Request Status in transaction code SE01.