Community Server offers two ways to add a license: browsing for a license key or entering the license key directly.
Procedure
1. Navigate to Control Panel Dashboard > System Administration > Site Administration > Manage Licenses.
2. Do one of the following to add a license.
Browse
a. Click Browse.
b. Select your license file from its location on your computer. You probably received this file as an email attachment so you must save it to your hard drive to install it.
c. Click Install.
Paste Key
If your server has Internet connectivity, you can paste your License Key (a 32-character alpha-numeric string in XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX form) into the License Key field at the top of the form.
a. Enter the license key in the data field.
b. Click Retrieve License.