Power windows not working and stereo

Ford F-150 2001 Automatic 20000500 km
I tried to change the stereo and ufter that. My power windows stop working and the stereo not working at all... I already checked the fuses under the dash inside the car and outside under the hood all the relays i already changed i disconnected the terminals of my battery overnight and nothing what else i can do ?
Robert aus Vereinigte Staaten vor 11 Jahren  
RO
22 Berichte 
Ford aus Vereinigte Staaten vor 10 Jahren
Check the ground it should be by the botem of pasenger door in the front under the plastic
Killer aus Vereinigte Staaten vor 8 Jahren
Is there any other things possibly
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