Is the film applied to the dust-free warehouse really effective? How to use it?

A: The dust-free chamber (also known as the instant application chamber/film application magic tool) is indeed very useful, especially suitable for film application beginners. The principle is to pre-fix the position of the film through a plastic frame that matches the size of the mobile phone, and at the same time, a built-in dust removal sticker is placed before applying the film to remove dust, achieving ";" "Dust-free instant post" . Usage method: ① Clean the screen: Wipe the screen with an alcohol bag, then dry it with a dry cloth, and finally use a dust removal sticker to remove fine dust. ② Place the mobile phone in the dust removal chamber: Align the mobile phone with the position inside the chamber and put it in, making sure the screen is facing upwards. ③ Pull off the release film: Pull out the release layer of the film from the reserved pull opening in the warehouse body. The film will automatically fall and fit the screen. ④ Expel air bubbles: Gently push with your fingers to expel any possible air bubbles and tear off the surface protective layer. ⑤ Take out the phone: Complete the screen protector application. Advantages: Precise alignment, dust reduction, simple operation, and less likely to stick crooked. Woowhead Guanfudun is equipped with a dust removal chamber and film application tool. Guanfudun Qu is expected to be equipped with a roller dust removal chamber (more suitable for curved screens). Even for users applying the film for the first time, they can succeed in one go with the dust removal chamber. One piece per pack, 129 yuan, including dust removal chamber accessories.