You need to troubleshoot by accessing your AEM directly and you can also employ OSGI "Recent requests" tab at /system/console/requests. It will help to identify the configuration/service that is responsible for redirection

"Unable to load remote blob" is a known issue. The thing that is causing the sync to fail almost every time is a timeout error. The journal file gets updated after every sync cycle whose duration depends on the no. of changes and the volume of the repository. As a possible solution, try to increase ...

Most likely your page "sling:redirectStatus" property is set to 302:

It seems that you are using new IMS to Target connection. The reason that XF exported as an HTML is a known limitation of the current implementation of IMS->Adobe IO -> Target connection. In order to be able to export to Target as XF you need to use an old (deprecated) way by employing a Target Clas...

You can use CRXDe to add a deny ACL to an individual OOTB workflow model:

what is the error in the IIS log file?

Have you had a chance to try recommendations from Dispatcher configuration problem - Calling GetProcAddress on ISAPI filter "C:\inetpub\Scripts\disp_iis.dll" failed 

When configuring dispatcher for IIS, make sure that you deselect Invoke Handler Only If Request Is Mapped To.KB: Installing Dispatcher Paragraph: Integrating the Dispatcher ISAPI Module - IIS 8.5 and 10Step  5 - 8

In order to allow CRXDe via dispatcher, a configuration shoudl include a fidler similar to:/0012 { /type "allow" /url "/crx/*"    }Note: you must restart your HTTPD server so dispatcher configuration takes an effect. Also, Dispatcher rules are counted from top to the bottom, so make sure that nothin...

You have a large repository and hence it's expected that a migration/upgrade will take significant time. You can try to clean your CQ 5.6.x repository manually to reduce the total number of nodes to migrate over to AEM 6.x.1. Stop all replication agents, workflows and launchers.2. Make sure that you...