This heat map shows where user-submitted problem reports are concentrated over the past 24 hours.
It is common for some problems to be reported throughout the day.
Downdetector only reports an incident when the number of problem reports is significantly higher than the typical volume for that time of day.
Following this morning's mobile banking issues, HSBC has taken to social media to issue an apology to customers.
Taking to X, a HSBC spokesperson said: "Some customers are having issues accessing online and mobile banking as usual right now.
"We’re really sorry and are investigating as a matter of urgency. We will share an update as soon as possible."
Thousands of customers have reported issues with HSBC this morning following a major outage.
According to DownDetector, over 3,000 users have reported issues with their online banking.
