Can't open port 80 for web service

[ThisisBillhe]

nginx: [emerg] bind() to 0.0.0.0:80 failed (13: Permission denied)
but i am using the root user

[aidlearning]

I test it bind 80, it's successful , will be test on other mobile phone ,thank u !

[ThisisBillhe]

maybe my phone hasn't root,I think

[aidlearning]

don't need root...