Controls whether the hidden frame of an image, underlay, clipped xref, or wipeout can be selected.
| Type: | Integer | 
| Saved in: | Registry | 
| Initial value: | 1 | 
| Value | Description | 
|---|---|
| 0 | Hidden frames cannot be selected. | 
| 1 | Hidden frames can be selected. | 
The PREVIEWFILTER system variable may prevent the frame from redisplaying during selection preview, but the frame can still be selected.