diff --git a/gui/src/index.html b/gui/src/index.html
index 6cf2ac4f..807170b7 100644
--- a/gui/src/index.html
+++ b/gui/src/index.html
@@ -1890,6 +1890,7 @@
                     class="btn btn-outline-secondary"
                     type="button"
                     id="btnHamlibCopyCommand"
+                    title="Copy exe and arguments to clipboard to run in terminal for troubleshooting"
                   >
                     <i id="btnHamlibCopyCommandBi" class="bi bi-clipboard"></i>
                   </button>