Hi, @simonx
Thanks for taking time to report this problem with us.
You can temporarily use the GitHub link provided by Viorel as an alternative: https://github.com/MicrosoftDocs/cpp-docs/blob/main/docs/mfc/reference/cwnd-class.md
And please report the problem on GitHub: https://github.com/MicrosoftDocs/cpp-docs/issues
Or the feedback link here provided by the CWnd page. Then post your report link here:
Best regards,
Minxin Yu
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