Main Switch

Disconnect the ground cable from battery.
Remove the power window switch panel.

Fig 1: Locating Power Window Switch Panel Screw
Courtesy of SUBARU OF AMERICA, INC.
1. Open the cover and remove the screws.
2. Lift up the tip of switch panel by using a plastic remover.
  
  Fig 2: Identifying Cutout Portion
  Courtesy of SUBARU OF AMERICA, INC.
3. Disengage the end face tabs by using a plastic remover.
  
  Fig 3: Disengaging End Face Tabs By Using Plastic Remover
  Courtesy of SUBARU OF AMERICA, INC.
4. Remove the power window switch panel.
Disconnect the main switch connector.
Remove the screws to remove the power window main switch assembly.