Microsoft's EWS deprecation timeline says EWS starts to be disabled globally for all Exchange Online organizations in October 2026 and is fully disabled in April 2027.
Checked 2026-10-02
October 2026: EWS starts to be disabled globally for all organizations.
- Vendor
- Microsoft
- Product
- Exchange Online
- Subsystem
- Exchange Web Services
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Deprecation of Exchange Web Services in Exchange Online — Microsoft · tier 2 current vendor documentation · EWS deprecation timeline > October 2026 / April 2027 bullets
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-ews-oct-2026. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-ews-oct-2026
BibTeX
@misc{warmtransfer-claim-unity-connection-notification-troubleshooting-ews-oct-2026,
title = {Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-ews-oct-2026},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-ews-oct-2026},
note = {Source note unity-connection-notification-troubleshooting-ews-oct-2026, checked 2026-10-02}
}