If you are using an outdated version of DHTMLX Suite 5 and require the documentation for it,
please contact us,
and we will send it to you.
We are glad to provide you bug fixes and improvements that were found in dhtmlxSuite 4.6. Here is a full list of fixes 4.6.1.
Moreover, small fixes were also added to dhtmlxGrid, dhtmlxTree and dhtmlxTreeGrid components.

The updated version is available by the same link as dhtmlxSuite 4.6. So, just re-download the package.
Based on our updated license policy, this update is available for PRO users only. Users of Standard Edition will be able to get these fixes in future minor or major update.