Carry out the following steps to install an add-on manually:
Go to http://www.concrete5.org and click on Marketplace at the top.
Find the add-on that you want to install. You can search for
AddThis
for example, and click on the Details button.Scroll to the bottom of the details page for the selected add-on and click on the Download Archive link. Pay attention to the Work With reference as not every add-on works with every version.
On the next screen, click on Download Now. If there are multiple versions available, you'll see a list where you can pick them right now. If you work with an up-to-date version of concrete5, you can usually go with the latest version.
Extract the downloaded ZIP file into the packages folder of your concrete5 site. If you're working with a default Bitnami setup, the folder is
C:\BitNami\wampstack-5.4.10-0\apache2\htdocs\packages
.Go back to your site's dashboard.
Click on Extend concrete5.
At the bottom, there's a list named...