Assuming you need to replace the window in your car, the process is actually quite simple. You will need a few tools, including a screwdriver and a new window. The first step is to remove the old window. This is usually done by removing a few screws that hold it in place. Once the screws are removed, you can gently pull out the old window and dispose of it properly.
The next step is to install the new window. Start by lining up the new window with the opening in your car door. Once it is lined up, you can start putting in the screws that will hold it in place. Be sure to not overtighten them, as this could crack the new window. After all of the screws are tightened, give the new window a good push to make sure it is secure before moving on.
If your car has an automatic window feature, you will need to reconnect any wiring that was disconnected when you removed the old window before testing out your new one. And that's really all there is to it! With just a few simple steps, you can have your passenger side window replaced and be back on the road in no time