diff --git a/USER_MANUAL.html b/USER_MANUAL.html
index 24239a28..768f964c 100644
--- a/USER_MANUAL.html
+++ b/USER_MANUAL.html
@@ -1100,6 +1100,8 @@ mouseover highlights on Linux). (PR #911)</li>
 <li>Unit tests: Increase sleep time before killing recording to resolve
 macOS test failures. (PR #917)</li>
 <li>Fix typo causing RX radio device to remain open. (PR #918)</li>
+<li>Fix WASAPI errors on some machines by supporting audio mix formats
+other than 16-bit integer. (PR #919)</li>
 </ul></li>
 </ol>
 <h2 data-number="18.2" id="v2.0.0-june-2025"><span
diff --git a/USER_MANUAL.pdf b/USER_MANUAL.pdf
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