The only way to ELIMINATE the annoying bubbles is water. --SPRAY,SPRAY AND SPRAY water on both the film and glass.
1.Clean glass thoroughly.
2. Measure and cut the film with an additional section that is 2-3 cm larger
3. Remove the clear back film, and Spray water on both the surface of the film and the window!! ---Important
4. Put the foil aginst the glass. Start from above.
5. Squeegee out air bubbles or bumps with a squeegee or card
6. Cut off the excess film from the edge of the frame, making sure the film is 1 cm smaller than the window.