Hello, I need to build a html bootloader and therefore I must poll the mappview server if it is reachable. But this is not allowed because of the Strict-Origin-When-Cross-Origin rule. It would be necessary to add or change the headers of the mappView http server, to achieve this goal. Is that poss…

Check also this topic from Andrea Link

Have you checked the following sections in the help to see if those topics may provide an answer to your question. Landing page mappView startup behavior You may also be able to make use of the IcmpPing() function block. IcmpPing()

mappView add or modify http headers for cross site scripting

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dividebyzero (Johannes) January 17, 2025, 2:17pm 4

This was exactly that what I was looking for. Nice workarround.

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mappView add or modify http headers for cross site scripting

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