.

nspanel-lovelace-ui/rootfs/usr/bin/mqtt-manager/ha_cards.py

@@ -255,7 +255,7 @@ class HACard(panel_cards.Card):
                                               'color': [255, 255, 255],
                                           }, self.panel
                                           ).render()[1:]
-        if not self.iid_prev and not self.iid_next and len(self.panel.cards) != 1:
+        if self.hidden
             leftBtn = panel_cards.Entity(self.locale,
                                          {
                                              'entity': f'navigate.UP',

nspanel-lovelace-ui/rootfs/usr/bin/mqtt-manager/panel.py

@@ -53,6 +53,7 @@ class LovelaceUIPanel:
         # generate cards for input settings
         for c in self.settings.get("hiddenCards", []):
             iid, card = card_factory(self.settings["locale"], c, self)
+            card.hidden = True
             self.hidden_cards[iid] = card
             # collect nav keys of cards
             if card.navigate_key:

nspanel-lovelace-ui/rootfs/usr/bin/mqtt-manager/panel_cards.py

@@ -14,6 +14,7 @@ class Card:
         self.type = config.get("type", "")
         self.config = config
         self.panel = panel
+        self.hidden = False
 
     def render(self):
         raise NotImplementedError