https://forge.codesys.com/forge/talk/Engineering/thread/36ce6eca58/2026-09-29T11:31:03.302000ZRecent posts to PM564 online problem2026-09-29T11:31:03.302000Z2026-09-29T11:31:03.302000ZTimvHhttps://forge.codesys.com/u/timvh/https://forge.codesys.com904a582a19e00098bf77b3c19b45871270b7698c

<div class="markdown_content"><p>You cannot. The code in the PLC is compiled. You either need the source code, or create a new application.</p></div>

2026-09-26T05:39:11.189000Z2026-09-26T05:39:11.189000Zrobinephttps://forge.codesys.com/u/robinep/https://forge.codesys.come8c8c0860cf010258dae8877527d10c69fa7e1ab

<div class="markdown_content"><p>Hi<br/> I'm beginner in codesys<br/> There is a PM564 ABB Plc in a machine and I am going to upload plc program<br/> The connection with plc is established with tk503, Codesys is online and show plc status,<br/> How can I upload the program in PLC? I don't have any source code.<br/> regards</p></div>