We will be performing a scheduled upgrade on 2018-05-19 to upgrade to our Cloud Services to Release 18.4.1. This is NOT the client side auto update to version 18.4, which will be communicated seperately.
Start: 11:00 CET / 9:00 GMT
End: 13:00 CET / 11:00 GMT
During this time we will require a service restart.