Go to the URL https://business.google.com/create
Or Click on this link Create
Click on add your business
Type your business name, select your category and click on next .
Select yes if you have a physical store
Put your location details
Pick your exact business address on Google map
Add the area you cover then put your number for verification.
A code will be sent to your phone or via phone call. Put the code and verify your business
Congratulations! Continue with the set and optimization.