Always create a complete archive of your STEP 7/PCS 7 project including the safety program before installing updates.
: Compatibility testing with leading virus scanners like Symantec Endpoint Protection and McAfee VirusScan Enterprise. Migration Path simatics7fprojxv55sp13upd1exe exclusive
It wasn't humming. It was talking .
109740650 (This is the typical entry for S7 F Systems updates). Conclusion Always create a complete archive of your STEP