There isn't any documentation on this. If you are looking to create a unique header the call it X-Header and assign the personalization field of the delivery id, like I mentioned earlier.

We use it for a different reason but here is what the value is X-rpcampaign:FamilyLife​ID​. The ID is a personalization field and is the delivery id. FamilyLife is the organization that sent it.

Click the Adobe Campaign logo in the top left. Then you will see resources, Templates, then Delivery Templates.

Yes, it points to a copy of the email that was sent, but on the server.

We just add a color to the content block and it works. Here is the code: <% if ( document.mode != 'mirror' && document.mode != 'forward' ) { %> <a href="<%@ include fragment='MirrorPageUrl' %>" _label="Mirror page" _type="mirrorPage" style="color: #383F43; font-family: 'Source Sans Pro', sans-serif;...

They can be set on the delivery template. Click on STMP and the set the additional smtp headers field.

Adobe support has found the issue and an update is needed to the instances options.  It is isolated to GMAIL clients.  I suggest if you are seeing this same issue log a support ticket and reference ticket #E-000259460.

That's good to know. Ours are down 20% as well. Thanks for the reply.

Some of our ministries have seen reduce open rates since early October which may correlate to the last ACS upgrade.  I have looked into the tracking log for some deliveries and I know there are missing opens.  Since I receive many of the emails and open all of  them and I don't have an open I know i...

I had a similar issue and what I ended up doing is create a custom resource with fields and html content which in a workflow I grab the data each night and update the custom resource.  I then have the custom resource fields in the dynamic recurring delivery. John