If users visit my website, they get an information that site needs their credentials. Then, they have to click “Cancel” and everything is OK. Please, could you help me is it Let’s Encrypt problem and what must I do to allow people to access the website without getting asked for credentials?
My domain is: najduzarec.rs
The web server is: IIS 10
The operating system my web server runs on is (include version): Windows Server 2019 (64-bit)