My problem is fixed!! I unplugged my modem for 30 secs, went in my settings > general > transfer or reset iphone > reset > reset network settings. After i shut down my phone by holding volume up button and right side button, then slide to power off. ...
I just got my Iphone 15 but the wifi connexion dosen’t work. Worked fine on my iphone 11 and still works fine on my girlfriends iphone X.Tried everything I found online… Will bell fix this issue? Or change our modem?