diff --git a/frontend/device/generic/device.lua b/frontend/device/generic/device.lua
index d4bd7ed64..6dc5e650f 100644
--- a/frontend/device/generic/device.lua
+++ b/frontend/device/generic/device.lua
@@ -170,6 +170,30 @@ function Device:invertButtons()
     end
 end
 
+function Device:invertButtonsLeft()
+    if self:hasKeys() and self.input and self.input.event_map then
+        for key, value in pairs(self.input.event_map) do
+            if value == "LPgFwd" then
+                self.input.event_map[key] = "LPgBack"
+            elseif value == "LPgBack" then
+                self.input.event_map[key] = "LPgFwd"
+            end
+        end
+    end
+end
+
+function Device:invertButtonsRight()
+    if self:hasKeys() and self.input and self.input.event_map then
+        for key, value in pairs(self.input.event_map) do
+            if value == "RPgFwd" then
+                self.input.event_map[key] = "RPgBack"
+            elseif value == "RPgBack" then
+                self.input.event_map[key] = "RPgFwd"
+            end
+        end
+    end
+end
+
 function Device:init()
     if not self.screen then
         error("screen/framebuffer must be implemented")
diff --git a/frontend/ui/elements/physical_buttons.lua b/frontend/ui/elements/physical_buttons.lua
index 454ba3e2e..5ddd825e4 100644
--- a/frontend/ui/elements/physical_buttons.lua
+++ b/frontend/ui/elements/physical_buttons.lua
@@ -9,16 +9,49 @@ local PhysicalButtons = {
     sub_item_table = {
         {
             text = _("Invert page turn buttons"),
+            enabled_func = function()
+                return not (G_reader_settings:isTrue("input_invert_left_page_turn_keys") or G_reader_settings:isTrue("input_invert_right_page_turn_keys"))
+            end,
             checked_func = function()
                 return G_reader_settings:isTrue("input_invert_page_turn_keys")
             end,
             callback = function()
                 UIManager:broadcastEvent(Event:new("SwapPageTurnButtons"))
             end,
+            separator = true,
         }
     },
 }
 
+if Device:hasDPad() and Device:useDPadAsActionKeys() then
+    table.insert(PhysicalButtons.sub_item_table, {
+        text = _("Invert left-side page turn buttons"),
+        enabled_func = function()
+            return not G_reader_settings:isTrue("input_invert_page_turn_keys")
+        end,
+        checked_func = function()
+            return G_reader_settings:isTrue("input_invert_left_page_turn_keys")
+        end,
+        callback = function()
+            G_reader_settings:flipNilOrFalse("input_invert_left_page_turn_keys")
+            Device:invertButtonsLeft()
+        end,
+    })
+    table.insert(PhysicalButtons.sub_item_table, {
+        text = _("Invert right-side page turn buttons"),
+        enabled_func = function()
+            return not G_reader_settings:isTrue("input_invert_page_turn_keys")
+        end,
+        checked_func = function()
+            return G_reader_settings:isTrue("input_invert_right_page_turn_keys")
+        end,
+        callback = function()
+            G_reader_settings:flipNilOrFalse("input_invert_right_page_turn_keys")
+            Device:invertButtonsRight()
+        end,
+    })
+end
+
 if Device:canKeyRepeat() then
     table.insert(PhysicalButtons.sub_item_table, {
         text = _("Disable key repeat"),