How Can I Enable text highlighting for WPF Rich Textbox even if it is in disabled mode?

[Meshka]

Hello! In my Application I wanted to design a WPF Rich Textbox that can allow Highlighting of Texts even when it is disabled but with every possible attempts, I was Unable to make it, Can Somebody help?

 

[Skydiver]

Did you try readonly instead of disabled?

 

[Meshka]

Did you try readonly instead of disabled?

I tried read-only but still the user can make changes as if there is no read only there, I even tried to make the block (paragraph) read only but the result was the same...