Enter one of the codes listed above. The LED light should turn off if the code is accepted.
Since Elfunk was heavily distributed by the Nordic retail chain Expert (now operating under brands like Power), contacting their customer service or searching their regional archive sites can sometimes yield original PDF links.
If it does not turn off, repeat the process with the next code. Common Troubleshooting Steps
11037, 10037, 10556, 11163 How to Program Your Universal Remote