Assalam o Alaikum friends!!!

mere pass ptcl ki 2 devices hain, main in ki madad se apni wifi ki speed ko extand karna chahta hu main nay youtube and google pe search kia hai mgr waha sab eke method bataate hain 192.168.1.1 ip k liay but meri divices main settings sab alag hain aur samajh nahi aa rahi,
kya koi it expert meri help kar sakta hai yaha ???
mujhay full method bataa den step by step k main apne wifi routers se kese speed extand kar sakta hu, mere routers ka moddle ADSL 2750u hai