IIS. Problems with Cyrillic display in ISAPI dll applications. How to fix?

Question

IIS

Good afternoon.

An ISAPI Dll web application is deployed on IIS and Cyrillic is displayed as questions :(
Windows Server English.
Can I somehow fix this problem?

Answer 1

First diagnosis.
In the browser, change the language if it is determined after the changes. For example windows-1251 then go and configure web.config
https://stackoverflow.com/questions/45198518/how-t...

<configuration>
    <system.web>
        <globalization 
           requestEncoding="utf-8"
           responseEncoding="utf-8"
        />
    </system.web>
</configuration>