reddit HD is an extension for Google Chrome. This extension hides top, left and bottom part of reddit in order to gain space and comfort. To access these hidden parts, move your cursor to the borders of the page.
WHAT’S NEW IN VERSION 0.9
Install a license key using a registration key file?
1: Click Install Key after navigating to Tools & Settings > License Management > Plesk License Key.
2: Choose Upload a licence key file.
3: Click OK after providing the path to the key file you downloaded from the email.