I can't go online with my Siemens HMI

26 Aug 2025
Knowledge

Problem

Over VPN, using TIA Portal, you are unable to go online with your Siemens HMI.

Cause

It is not possible to go online with a Siemens HMI over VPN. However, you are still able to (1) download any changes to the HMI and (2) see the screen via VNC EasyControl.

Solution

To download any changes to the HMI, follow the instructions in Connect to your Siemens.

To see the screen via VNC, follow the instructions in VNC EasyControl.

Title

I can't go online with my Siemens HMI

URL Name

I-can-t-go-online-with-my-Siemens-HMI

I can't go online with my Siemens HMI

Introduction

Remote Access

Fleet Management

User Management

Customer Portal

Machine Data

Notifications

Hardware

Open Innovation

Security and Availablility

Release Notes

Knowledge

I can't go online with my Siemens HMI

New Section

Properties

Introduction

Getting Started

Remote Access

VPN connection

VPN Client

Web Access

Connect to your machine

Connection details

M2M Cloud Cluster

Fleet Management

Edge gateway registration

IXagent registration

WAN Settings

LAN Settings

Edge gateway firewall

General device settings

User Management

Setup

Invite and manage users

My account

External Identity And Access Management

Customer Portal

Custom login page and homepages

White labeling

Machine Data

Live Data

Historical Data

Data Source protocols

Pages, cards, and reports

Components

AI assistant

Notifications

Alarms & Notifications

Hardware

Edge gateways and accessories

Open Innovation

Custom development

Marketplace

Security and Availablility

Security

Availability

Release Notes

IXON Cloud

Knowledge

Highlighted Articles

Tips

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