Converting problem ANSI to UTF8 C#

Question

I have a problem with converting a text file from ANSI to UTF8 in c#. I try to display the results in a browser.

So I have a this text file with many accent characte

Answer 1

Do you have any idea why is this happening?

Yes, you're too late. You need to specify ANSI when you read the string from file. In memory it's always Unicode (UTF16).