dynamic fees: use hardcoded value as upper bound

gui/qt/main_window.py

@@ -2621,8 +2621,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
         gui_widgets.append((nz_label, nz))
 
         msg = '\n'.join([
-            _('Fee per kilobyte of transaction.'),
-            _('If you enable dynamic fees, this parameter will be used as upper bound.')
+            _('Fee per kilobyte of transaction.')
         ])
         fee_label = HelpLabel(_('Transaction fee per kb') + ':', msg)
         fee_e = BTCkBEdit(self.get_decimal_point)

lib/wallet.py

@@ -903,7 +903,7 @@ class Abstract_Wallet(PrintError):
         b = config.get('dynamic_fees')
         f = config.get('fee_factor', 50)
         F = config.get('fee_per_kb', bitcoin.RECOMMENDED_FEE)
-        return min(F, self.network.fee*(50 + f)/100) if b and self.network and self.network.fee else F
+        return min(bitcoin.RECOMMENDED_FEE, self.network.fee*(50 + f)/100) if b and self.network and self.network.fee else F
 
     def relayfee(self):
         RELAY_FEE = 5000