Symptoms

It is required to change Open-Xchange attachment limit. How can I do this?

Resolution

Attachment limit can be changed in Default Settings of Open-Xchange Application Resource Type:

Applications -> Open-Xchange -> Resource Types -> Open-Xchange (Application) -> Activation parameters -> Default Settings

The default parameters are:

Maximum size of all attachments in one message (in bytes)       100
Maximum size of one attachment, maximum size of one InfoStore item (in bytes)   10

Set parameters to desired ones and then apply to existing subscriptions at

Applications -> Open-Xchange -> Resource Types -> Open-Xchange (Application) -> Activation parameters -> Global Settings

pressing "Apply to instances" button.

Internal content

Link on internal Article