style(email): clarify email UI messages

- improve wording for security, validation, and network messages
- make recipient and signature explanations more precise
- standardize capitalization and punctuation in user-facing text
- apply minor formatting cleanup to affected code 񟿿

1 files changed, 1 insertions, 1 deletions

diff --git a/src/m_email/EMailStructureView.cpp b/src/m_email/EMailStructureView.cpp
index bd9139e..b04b1d7 100644
--- a/src/m_email/EMailStructureView.cpp
+++ b/src/m_email/EMailStructureView.cpp
@@ -222,7 +222,7 @@ void EMailStructureView::save_part(const EMailPart& part) {
                   file.write(part.data) == part.data.size() && file.commit();
   if (!ok) {
     QMessageBox::warning(this, tr("Save Part"),
-                         tr("Cannot write %1.").arg(path));
+                         tr("Could not write %1.").arg(path));
   }
 }