device management is missing

when i lanuch my app on my iphone6s, the wrong message is "....select your developer app certificate to trust it."


but, ,,my iphone's "General --> ....." havn't the "device management" !!!!!


why? how can i fix it?


thank u very much~~~~

Replies

Sounds like an Enterprise Distribution question...


See https://support.apple.com/en-us/HT204460