What’s New, specifically in SP4 ArcPad 8.0 SP4 addresses very specific issues, from the ArcPad 8.0 releases. Below is a summary of the issues which were addressed, along with their corresponding reference number. ArcPad · There is an increase in available memory whilst running ArcPad, particular noticeable on VGA Windows Mobile devices. A memory leak related to icons has been removed (CQ00312338) · JPEG2000 images are now loaded incrementally avoiding critically low memory states (CQ00312346) · (Layer) extension developers can set their layer to be dynamic or non-dynamic (missing in 8.0.0 – 8.0.3. CQ00311650) · GPS on Windows XP rugged tablet PC’s can now be turned off successfully using the GPS Activate/Deactivate tool (CQ00311650)