Installing from GLTN Plugin Repository

For users with an already existing installation of QGIS version 2.14 or higher and who do not want to uninstall the current version, we recommend that you download STDM plugin from the repository using the following steps.

Start QGIS normally and wait for it to load
Go to menu Plugins -> Manage and Install Plugins …

Wait for the plugin to fetch available plugins from the web repository (only if online)
On the Plugins dialog select Settings tab

Available repositories will be shown under “Plugin repositories“

Click on the Add button () to open repository details dialog. The dialog allows you to enter additional repository properties,

To add STDM plugin repository, please enter the details as follows;

In the Name field enter: GLTN Plugin Repository
In the URL field enter: http://stdm.gltn.net/plugin/plugins.xml
Ensure the Enabled option is checked then select OK to close.

Click on the OK button to dismiss the dialog.
The dialog will try accessing the added repository (if online), and pull the linked plugins. If successful, the repository will be added to the list.

While still on the Plugins window select the Not installed tab, look for STDM plugin on the list of `Not installed` plugins. Select it and click Install plugin.