Microsoft first tweeted at 8:56 a.m. Pacific Wednesday about the issue. The company said it was resolved hours later. Some users of Microsoft Exchange Online are unable to access mailboxes through any ...

The threat actor behind the SolarWinds attack – which was thought to have compromised around 18,000 customers using the company’s Orion software last year – is now targeting Microsoft mailbox owners ...

Microsoft is working on a fix for a known issue that might prevent customers from configuring Exchange Online mailboxes in Outlook for Windows. These configuration problems are due to Autodiscover ...

Earlier today, Microsoft published a helpful guide for Windows 11 system admins on saving loads of internet data using Delivery Optimization and Connected Cache features. Additionally, the company ...

Microsoft is working to fix an Exchange Online service outage that intermittently prevents users from accessing their mailboxes via the Internet Mailbox Access Protocol 4 (IMAP4). The incident ...

Microsoft is investigating an Exchange Online issue that incorrectly quarantines mailboxes, blocks emails, and causes calendar problems.

It's hard to think of Microsoft Office as anything other than the archetypal Windows desktop program. But while no one was looking, Microsoft's free online apps and storage turned surprisingly ...

DavMail 7.0.0 turns on Graph delta sync by default, drops the caldavImpersonate setting, and now locks down its token file on ...

Microsoft indefinitely cancels Exchange Online mailbox external recipient rate limit, removing fixed daily caps. Static recipient limits conflicted with automated notifications and ...

Microsoft today launched Clutter, an email filtering option for Office 365 business customers. The tool, which Microsoft debuted earlier this year in Outlook Web App (OWA), the browser-based mail ...