I could do the phone no. check in the Kasikorn App, without having to go to the bank or show AIS slip. Just followed the steps in the settings and done
I believe anybody who pays for elite visa, had that money as savings from earlier income, which was already taxed in the home country, so NO tax anymore in Thailand.
Well, what keeps you then livinig here? Try another country, where you think you can enter without a digital entering card (which most of countries have already since years), or where you get a longterm visa as a present, just show me a country where foreigners are honestly welcomed.
I live here as well, and I'm so fed up with "retirees" always complaining about Thailands beaurocracy, and this "they don't want foreigners in their Kingdom".
I don't know where your homecountry is, but Thailand is not and never was an immigration country like Europe. Thats why your Visa is called "non"-immigrant Visa. And by the way living as a retiree here on 1 year extension requires less documents than for any other visa-types. Why did you retire here anyway, you knew that all before. Nothing changed for retirees in the last years.