Unable to install the ipa file

Need more clarification regarding this.

I have developer license .I have created the one application that application install in my iOS device . I sent the application to my friend .his try to install the application but his unable to Install the application . How to resolve the issue. I want more clarification this issue.




we are developed one application .we have to sent that intune mam application to my sister company.we have developer account but we don’t have enterprise account. Please suggest me the number of possible ways.
Unable to install the ipa file
 
 
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