India, Sept. 25 -- Users across the UK have reported issues connecting to the Three mobile network today, with Downdetector showing a rise in complaints. Here's what's known so far, which services are affected, and what to do if Three isn't working for you.

Is Three Down Today?

Reports of problems with the Three UK network began climbing this morning, according to outage-tracking site Downdetector. A growing number of customers have flagged issues logging onto the network, making calls, sending texts and using mobile data, with complaints continuing to come in through the morning hours.

The scale of the disruption is not yet fully clear, but the rise in reports suggests more than a handful of isolated, device-specific problems pointing...