To install the patch 1) Download the patch file from the Ashtree Marine Website. 2) Close the Rockit Application -> you won't be able to complete the update unless the Application is closed cleanly. If in doubt restart the computer. 3) In Windows Explorer; Copy the file Rockit-2023-14-20230430.jar you downloaded to C:\Program Files\Ashtree Marine\Rockit\2023-14 You will be prompted to confirm that you want to overwrite the existing file. Click yes to replace the current file. 4) Restart the Rockit application. 5) Check that the version update completed successfully. The version date on the bottom application task bar should now be 11th May 2023. Any questions email support@ashtree-marine.com