To select an edge ring
- Select an edge.
- Do one of the following:
- Shift + double-click an adjacent parallel edge to select a full edge ring.
- Shift + double-click a non-adjacent parallel edge to select a partial edge ring.
To deselect an edge ring
- Ctrl-click a selected edge.
- Do one of the following:
- Ctrl + double-click an adjacent parallel edge to deselect a full edge ring.
- Ctrl + double-click a non-adjacent parallel edge to deselect a partial edge ring.