Viewing Data > View Orientation > To Edit View Orientation
  
To Edit View Orientation
1. Open the Custom View Orientations dialog box.
2. Right-click an orientation and choose Edit from the shortcut menu, or select a view from the list and click Edit. The Edit View Orientations dialog box opens.
3. To edit the orientation name or one or more angles, modify the values in the boxes, and then click Activate. The display updates.
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Click Reset Values to return to the initial state.
4. Click OK, and then click Close.