Eplan Electric P8 Version 2.9 Service Pack 1 (SP1) Update 4 represents a significant stabilization point for the Eplan Platform, combining the major features of the 2.9 release with critical maintenance updates and cloud integration.
Update 4 supersedes Updates 1, 2, and 3. You do not need to install those sequentially. Eplan Electric P8 Version 2.9 Sp1 Update 4 X64