1. Select Network in the Management Portal on the left side. The current networks are shown.
You will see existing networks, regions, gateways, tunnels, access groups, and tags.
2. Select the three-dotted menu (...).
3. Select Edit Network.
4. Select Browse in the Icon area.
4. Navigate to the location where the desired picture resides.
5. Select the new picture and select Save to update the network picture.