Microsoft has confirmed that the new Outlook for Windows and Outlook on the web are slated to gain a unified All Accounts inbox in August 2026, alongside advanced mail merge, broader .PST import support, favorite-folder improvements, conditional formatting, and calendar-selection refinements...
Microsoft has quietly turned a gentle nudge into a full-court press: the company is actively moving Windows users away from Mail & Calendar and the classic Outlook client toward the modern, web-powered new Outlook for Windows, and it’s doing so with scheduled automatic rollouts, built-in opt-out...
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windows mail and calendar end of support
