Planned Maintenance: O2 Premium SMS

Scheduled for Jun 1, 22:30 BST - Jun 2, 06:00 BST

Scheduled

Dear Customer,

Please be advised we have received the following notification from O2 regarding planned maintenance impacting their PSMS platform on the below date and time.

Maintenance Details:
Change Window: 01/06/2026 22:30 (UK Time) - 02/06/2026 06:00 (UK Time)

Impact:
There will be outage from 22:30 to 00:30 including rollback during which SMSC - (Mobile Terminating (MT) Premium Text messaging service) will be unavailable.

What can we tell you about this:
The activity will take place overnight during the maintenance window.
This will impact the PSMS platform which will see a delay with PSMS MT.

Please note, every effort will be made to mitigate the effect on our customers experience during the work but a service outage is expected.

If you have any questions please contact your account manager

Kind regards,

Fonix Operations Team

Posted May 28, 2026 - 14:18 BST

This scheduled maintenance affects: Premium SMS Gateway.