You want a real hotspot ( compatible android - linux - mac - windows ) and not just a simple hotspot AD-Hoc , this script is for you and really simple to use
Clone the repository : git clone https://github.com/kevincaradant/script_hotspot_linux.git
Launch the script sh : sudo sh install_hotspot.sh
Follow question during the process and that all.
If you want use alias (start_hotspot / stop hotspot) or service , you will be able to restart the computer after the installation with the script
When the computer is starting, the hotspot is volontary desactivated
To activate it , write : service wifi_access_point start or service wifi_access_point start_hotspot (alias)
To desactivate it , write : service wifi_access_point stop or service wifi_access_point stop_hotspot (alias)