Where are the DHL shipping account id and password credentials stored in the backend?

[mikklotj (Mikko Lötjönen)]

DHL autofills account id and password. I have got new id and password but i cannot change those.

[dmitrii_fediuk]

«Stores» → «Configuration» → [«Sales» → «Shipping Methods»] (Where are the standard shipping methods settings located in the backend?) → «DHL»: