So this started a couple of weeks ago and it has been seriously impeding my ability to use it. It comes and goes randomly, lasting from 30 seconds to 12 hours, which can be a major inconvenience. And yes, I have restarted it multiples times during an occurrence, but to no avail.
Video:
https://youtu.be/vlS5getaoNI
Read more:
My iPhone has been experiencing this glitch? - 1