How do you replace a fuel filter on a 1996 ford f150 4x4?

To replace the fuel filter on a 1996 Ford F-150 4x4, first relieve the fuel system pressure by removing the fuel pump fuse and running the engine until it stalls. Next, locate the fuel filter, typically found along the frame rail under the vehicle. Use a wrench to disconnect the fuel lines from both ends of the filter, then remove the old filter and install the new one, ensuring the flow direction matches the marked arrows. Finally, reconnect the fuel lines, replace the fuse, and start the engine to check for leaks.