Samsung j5 .hotspot not working.

Hello, I invite you to do this on your mobile:
1- Select settings.
2-Select Mobile Access Point and Modem.
3-Select Mobile Access Point.
4-Select your preferred option.
5-Select More.
6-Select Mobile Hotspot Configuration.
7-Enter a wifi password of at least 8 characters and save.
8-Enable Mobile Access Point.
9-Your phone is now configured to be used as a modem.
Keep me informed. Célia.