If you wonder why in Quickr 8.2 the folder settings are no longer stored between sessions:
For performance reasons the default behaviour for this has changed in Quickr 8.2 to not writing cookies.
If you want to reenable behaviour of Quickr 8.1 you need to add the following section to QPCONFIG.XML and restart the server:
<cookies>
<folder enabled="true" />
</cookies>
