1. Measure the size of the window frame, determine the location of the installation code and fix it.
2. Roller blinds to install curtain accessories, such as the system head, drawstring, head with two kinds of interior and exterior. Select the built-in, the shutter curtain on the window frame to determine the appropriate location, the head screw position marked on the top of the window frame, the left and right head were fixed with screws in the top of the window frame, opened to rotate Module. The same way to find the installation location when installed, but the screw installation location in the window frame or wall, the fixed head.
3. Roller blinds installed track. Insert the right and left ends of the upper rail into the head with the drawstring and the head without the drawstring, then fasten the rotatable module and confirm it is stable.

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