Step 7 V5.5 + SP1 OEM2

Dear all, 

can any one tell me what is this SIMATIC STEP 7 V5.5 + SP1 OEM2 and why is it installed..

i purchased a laptop in which the Supplier installed Starter With DCC -Editor Sinamics License only this software is installed in that laptop..

now i want to isntall Step & professional over it and it is giving me the message the SIMATIC STEP 7 V5.5 + SP1 OEM2 is installed and your software cannnot be installed..

in the Program and Features of the windows in see SIMATIC STEP 7 V5.5 + SP1 OEM2 but size is 0MB.

what if i uninstall this and install Step 7 Proffesional will it cause any problem to my installed starter and DDC-Editor license???

what exactly is this SIMATIC STEP 7 V5.5 + SP1 OEM2?

Hello.

Step 7 OEM is a special version of Step 7 included in Starter. You should completely uninstall your Starter (this will remove Step 7 OEM), then install Step 7 Professional and then install Starter again.

Please Look at this

https://support.industry.siemens.com/cs/uy/en/view/23568401