Step 1. Select Extensions from Host.
Step 2. Click on Install Extension Wizard.
Step 3. Choose <project name><version>_Install file from the packages folder, from popup page.
Step 4. Follow the instructions given by DotnetNuke. After successful installation, your module will be listed in the modules list.
To use the module on your page, please refer to the article
DNN (Formerly DotNetNuke) Tutorial - Part 2 (Adding Modules).