関連ワード:  unable to use data while on call iphone    unable to use mobile data while on call iphone    can t use mobile data while on call iphone    can t use cellular data while on call iphone    can't use data while on call iphone    cellular data not working while on call iphone    why can't i use cellular data while on a call    can't use mobile data while on call  
結果 : unable to use data while on call iphone