Outlook.com users are struggling to get emails on their iPhonegettyMicrosoft is struggling to get on top of a bug that has seen Outlook users unable to collect their email using the iPhones Mail app.Problems were first reported early on March 4, with users unable to send or receive Outlook emails using the Mail app thats built into iOS. And, at the time of writing at 11:15 ET, the problem remains unresolved.Users may be unable to access their email using the native mail app on iOS devices, an update on Microsofts service status page reads. We're continuing to investigate the underlying cause of why users attempting to access their email using the native mail app on iOS devices are impacted.It doesnt look like the problem is likely to be resolved imminently, either, with Microsoft promising the next update by 3:30pm ET.Users who cannot get the Mail app on their iPhone to work can still send and receive email by visiting Outlook.com in a web browser. Its not clear whether iPads, which work on a variant of iOS, are also affected by the bug, which doesnt appear to be affecting all Outlook.com users.Outlook.com is the modern version of Hotmail, which was once the most popular webmail service on the planet, before being superseded by Gmail.Microsoft ProblemsThe Outlook problems compound whats been an unhappy week for Microsofts services. Over the weekend, Microsoft365 services, which include Outlook email, were disrupted by a botched update from the company. Services were down for more than an hour before the company confirmed that it had reversed a code change that gradually fixed the issue.The ongoing Outlook issue appears to be unrelated to the weekends flaw.