Up next 5 00 the lazy way.
How to put up icicle lights with gutter guards.
If you are attaching lights to your window trim use tube light clips or nail on plastic clips.
If your gutter helmet is installed underneath your shingles then most traditional shingle clips will work as intended.
Simply sliding the tab underneath the bottom shingle and stringing the wire through the hanger portion will enable lights to be strung across your roofline easily.
How to install a rain gutter ask this old house duration.