On Tuesday, November 17th, between 8:00 am and 9:00 am CET (UTC +1; EST -6), we’ll conduct scheduled maintenance to strengthen our infrastructure. For up to 90 seconds during the intervention, Proton Mail users may experience availability issues (e.g., inboxes will appear read-only). Thank you for your understanding!
Posted Nov 13, 2026 - 14:37 CET
This scheduled maintenance affects: Proton Mail (Web Application, Incoming Mail, Outgoing Mail, Bridge, Mobile Apps, Push Notifications, Desktop Apps).