While solar flares can affect communication systems, it is highly unlikely that these two X-flares contributed to today's widely reported cell phone outages. The flares, while intense, did not cause a solar radiation storm. Moreover, the shortwave radio blackouts they did cause were too brief and too low in frequency to interfere with most cell phone communications. Other explanations are more likely. https://spaceweather.com/archive.php?...

Aha! I wondered why my telephone went crazy. A very good friend knocked on my door and wildly informed me of the outage which I already knew was going on. nb

This was your one and only warning folks, start weaning yourselves off of high tech.

or testing by hackers