Productivity

Microsoft Publisher Is Being Retired: What the October 2026 Deadline Means for Your .PUB Files

Microsoft Publisher reaches end of life in October 2026, ending a run that started in 1991. Microsoft 365 subscribers lose access on October 1, 2026, and perpetual Office 2021 support ends October 13. Here's what happens to your .pub files — and how to migrate before the cutoff.