To install a Joomla module:
1. Login to your Joomla Admin Panel.
2. Click on Extensions in the top menu and select Extension Manager.
3. Click on the Choose File button and select the ZIP file of the module you want to install.
4. Click on the Upload & Install button.
5. Once the installation is completed, you will see a success message.
You can then navigate to the Module Manager to enable and configure the newly installed module.