September 17, 2026
Upcoming Scheduled Infrastructure Upgrade - Advanced Integrated Visibility Webhook
FedEx will perform a planned infrastructure upgrade on Saturday, September 19, 2026, to enhance the performance and reliability of the webhook service. During this maintenance window, customers using Advanced Integrated Visibility Webhooks in the production environement will experience a temporary service unavailability.
Production Environment Maintenance Window
Date and time
- Date: September 19, 2026
- Time: 7:00 pm - 8:00 pm CST
- Duration: Approximately 1 hour
What to expect
During the maintenance window, the following webhook functionality will be temporarily unavailable:
- Webhook registrations
- Subscriptions
- Retries
- Event delivery
Any webhook events generated during this period will be securely queued and automatically delivered once maintenance is complete.
If you have any questions or need assistance, visit our Support page to find the appropriate contact information or contact your FedEx Customer Technology representative.
