improve bip39 warning (#2833)

gui/qt/seed_dialog.py

@@ -71,12 +71,11 @@ class SeedLayout(QVBoxLayout):
                 self.is_bip39 = b
                 if b:
                     msg = ' '.join([
-                        '<b>' + _('Warning') + ': BIP39 seeds are dangerous!' + '</b><br/><br/>',
-                        _('BIP39 seeds can be imported in Electrum so that users can access funds locked in other wallets.'),
-                        _('However, BIP39 seeds do not include a version number, which compromises compatibility with future wallet software.'),
-                        '<br/><br/>',
+                        '<b>' + _('Warning') + ':</b>  ',
+                        _('BIP39 seeds can be imported in Electrum, so that users can access funds locked in other wallets.'),
+                        _('However, we do not generate BIP39 seeds, because they do not meet our safety standard.'),
+                        _('BIP39 seeds do not include a version number, which compromises compatibility with future software.'),
                         _('We do not guarantee that BIP39 imports will always be supported in Electrum.'),
-                        _('In addition, Electrum does not verify the checksum of BIP39 seeds; make sure you type your seed correctly.'),
                     ])
                 else:
                     msg = ''