4. Look at the index and you will see that the procedure is described in detail on page 93.
The procedure will be DIFFERENT for each manufacturer and often even by model number. If you are going to keep that information a secret, there is nothing else anyone can do for you.
Without knowing which router, that's pretty much impossible to answer. You will find the procedure in your router manual however. If you have misplaced it, you can download it off the manufacturer's web site.
4. Look at the index and you will see that the procedure is described in detail on page 93.
The procedure will be DIFFERENT for each manufacturer and often even by model number. If you are going to keep that information a secret, there is nothing else anyone can do for you.