You can use Preview in two ways:

• Use the Annotation tool to draw a filled rectangle over the area you want to hide. You can select the fill color.

• Use the Selection tool to select the area you want to hide and then cut it. The area will be replaced by a gray area.

You can use Preview in two ways:

• Use the Annotation tool to draw a filled rectangle over the area you want to hide. You can select the fill color.

• Use the Selection tool to select the area you want to hide and then cut it. The area will be replaced by a gray area (or whatever color is set as window background in Preferences/General).

You can use the Annotation tool in Preview to draw a filled rectangle over the area you want to hide.

You can use Preview in two ways:

• Use the Annotation tool to draw a filled rectangle over the area you want to hide. You can select the fill color.

• Use the Selection tool to select the area you want to hide and then cut it. The area will be replaced by a gray area.