What is a magento connect extension key?

Please don’t edit the page with the Extension key to your specific product - this is a generalized wiki article pertaining to Extension Keys in general.

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The Magento Extension Key
Obtain an extension from Magento Connect

1. Click the link to Magento Connect if you need to go and find an Extension
2. Click "Get Extension Key", agree to terms, and then copy the extension key. 

Once you obtain the Extension Key from Magento Connect, follow the instructions below to install the Extension to your site. Pay special attention to the extension release: For example, if it is Beta you will need to configure your store to accept Beta extensions.

1. Sign into your Magento store admin 
2. Navigate to System > Magento Connect > Magento Connect Manager. 
3. Paste in the extension key and click "Install". If you run into any issues, consult the extension documentation forums on Magento.

If you need to configure your store to accept Beta or other releases.

1. Sign into your Magento store admin 
2. Navigate to System > Magento Connect > Magento Connect Manager. 
3. Select the "Settings" tab, and choose the "Preferred State"
4. Save Settings
5. Return to the Extension Tab, paste the extension key and click "Install"