Fix Wordpress Woocommerce Rest Api, Jwt, https, oAuth Authentication

worst tutorial too fast not showing anything

pls send it.

i have woocommerce website, i have downloaded rest api and jwt , what is the next process i have to do , To build APP

My wordpress showing "Missing parameter oauth token" can you help?

I have created consumer user but after few hours, that is expired automatically. why do this? and how to solve this problem?

return 1; is not safe...

please share your doc of php funtion