The Costco Export Plug-in features automatic installers for Windows and Mac OS. Download the package for your operating system to the computer where you plan to install the plugin.

Make sure to quit Lightroom before running the installer. Otherwise you must restart Lightroom after the installation is finished for the plugin to appear.
download Windows OS

The Windows installation package is an executable file. Simply run it and follow instructions.

1. On the Welcome screen, click Next. 2. Review the EULA, click "I accept the agreement", then Next.
3. On the Ready to Install screen, click Install. 4. The installation takes only a second. Click Finish to close the installation wizard.
download Mac OS

Double-click the downloaded DMG file - it will mount in your system as a disk drive named "Costco Export Plug-in". The mounted drive will open automatically - you will see a single installation package file named CostcoExport_x.x.x.pkg (x.x.x stands for the version number) inside. Double-click the package icon to run the installer.

When finished with the installation, unmount the "Costco Export Plug-in" drive.

1. On the Introduction screen, click Continue. 2. On the License screen, review the EULA and click Continue. 3. When prompted to accept the terms of the EULA, click Agree.

4. On the Destination Select screen, click Continue. Very often the installer skips this screen. Apple insists this is normal.

5. On the Installation Type screen, click Install. Type in your admin password if prompted. 6. The installation takes only a second, then the Summary screen come up. Click Close to close the installation wizard.  

Applying the license and activating the plugin

Once you have installed the plugin, launch Lightroom and go to the Plug-in Manager.

From the main menu, navigate File > Plug-in Manager...

Select Costco in the list of installed plug-ins on the left hand side. The Plug-in Info panel will be displayed on the right.

Click the Activate... button. The Plug-in Activation window comes up.

Enter your first name, last name, and the serial number exactly as they appear in the registration e-mail from To avoid typing mistakes, copy-and-paste the serial number from the e-mail message into the text box on the form. Then click Activate...

Once your information is validated, Lightroom displays a confirmation message:

Click Done to close the Plug-in Manager. Now you are ready to start using the plug-in.