Unless you're running a large company that wants to install, host and maintain Microsoft Exchange Server on its own equipment, you generally don't need to purchase an Exchange Server license.

A Microsoft 365 outage is preventing Exchange Online users from sending and receiving emails, with messages being stuck in transit and not reaching the recipients' inboxes. "We're investigating a ...

Microsoft is investigating ongoing Microsoft 365 issues preventing some Exchange Online customers from accessing their mailboxes. "We've identified an issue affecting Exchange Online connectivity for ...

The lightweight web client is going away, placing more demands on systems still clinging to Microsoft's on-prem email system.

Many organizations are gravitating to the lure of giving up running Exchange Server in favor of turning it over to Microsoft Office 365. The Exchange Online offering in Office 365 is much easier to ...

Public folders in Exchange Server are used to collaborate and share information among the members of a workgroup or the entire organization. These folders help users to share mailbox items and ...

Thousands of Microsoft 365 customers worldwide reported having issues with services like Outlook and Teams on Monday. In social media posts and comments on platforms like outage tracker Downdetector, ...

Offline Storage Table (OST) file is the local cache that Outlook creates when you add or sign in using an IMAP, Microsoft 365, Exchange, or Outlook.com email account. It is a database format used by ...

Migrating from one Microsoft (News - Alert) 365 account to another is called cross-tenant migration. Generally, this type of mailbox migration is needed during organizational restructuring activities ...

An outage at Microsoft impacted thousands of online users on Monday as they attempted to use its Microsoft 365 service for emails, calendars and other features. Microsoft 365 confirmed early Monday it ...

Formally released as Exchange Server Remote Connectivity Analyzer, Microsoft Remote Connectivity Analyzer is a tool for analyzing, troubleshooting, and fixing Office 365 apps and other Microsoft ...

Microsoft recently acknowledged a vulnerability affecting its email and calendar service Exchange that could allow an attacker to gain significant control over particular organizations' email servers ...