on October 26th (Wednesday), 2016 on Shared instance (https://admin.quickblox.com/)
The maintenance is planned for 15:00-16:00 (EEST) – 26th October.
Server side changes :
Chat software bug fixes including logout from public chat (to improve offline push notifications delivery) and other minor fixes.
During maintenance you may notice downtime 5-7 min and short interruptions.