Hello All,

i have downloaded Hmi successfully but plc to hmi communication could not be established .

I have checked following things 

1) PLC and HMI in same ip & subnet range

2) i have unchecked Secure communication in PLC to HMI communication in PLC properties.

3) i have connected hmi ethernet directly to plc eth. port 

all above points checked still communication not established .

can please help its an emg

Hello,

Please have a look at the following links:

No connection to PLC after WinCC Panel Images V17 Update 6

Configuration of an HMI connection to S7-1500/S7-1200 CPUs

(When you have an Alarm view, you can see the System messages, which may tell more about the problem)

Best regards,

Wizard

Hello RIYAZ1995

Check also this Basic FAQ if you have set up everything correctly with the HMI connection in your TIA Portal project:

https://support.industry.siemens.com/cs/de/en/view/89852595

Bye Murof