How to setup internet cafe and computer Networking file sharing on modem

ImportanT noTe: iF u make server your computer then it has disadvantage that other computers will not connect to internet unless your your computer is ON so i have shared this video Video fEatures: Share files on inTernet I am using it on ptcl modem best for file sharing on the same modem it also shows you that how to setup internet cafe raoawais337@