This solution only for those, who have iDevice on hand with the active menu.
How to use:
1. Head to Settings > Wi-Fi to access proxy settings on an iPhone or iPad.
Tap the name of the Wi-Fi network you're connected to.
Scroll down and you'll see the “HTTP Proxy” option at the bottom of the screen.
By default, the HTTP Proxy option is set to “Manual”
2. Input data:
3. Open safari and write the following URL:
Download certificate, go to settings > general > profile > install
4. Settings > general > about > certificate trust settings and turn it on.
5. Go back to Apple ID > iCloud > iCloud storage.
Contact us to to make FMI ON to OFF :)