Changing the ownership of the sim

[Sylvie]

Hi @Umt, does the problem you have reported persist? If you need support send me a private message with your details. I remain at your disposal, good evening. 

[SalvatoreGX]

Call 192121

[Umt]

I want to change the ownership of the sim card I use,is it possible and if it possible, can I do online?