There are a few ways to remove lines from photos in Lightroom. The first way is to use the “Lines” tool. This tool can be found in the “Photo” menu. To use this tool, click on the line that you want to remove and then drag it to the side or up or down. The second way is to use the “Stroke” tool. This tool can be found in the “Photo” menu. To use this tool, click on the line that you want to remove and then drag it into a new position.