diff --git a/src/main/frontend/handler/editor.cljs b/src/main/frontend/handler/editor.cljs
index a3f69a67d..359aaa782 100644
--- a/src/main/frontend/handler/editor.cljs
+++ b/src/main/frontend/handler/editor.cljs
@@ -2451,7 +2451,10 @@
       (state/exit-editing-and-set-selected-blocks! [block]))))
 
 (defn- select-up-down [direction]
-  (let [selected (first (state/get-selection-blocks))
+  (let [selected-blocks (state/get-selection-blocks)
+        selected (case direction
+                   :up (first selected-blocks)
+                   :down (last selected-blocks))
         f (case direction
             :up util/get-prev-block-non-collapsed
             :down util/get-next-block-non-collapsed)
@@ -3079,7 +3082,7 @@
         (state/editing?)
         (keydown-up-down-handler direction)
 
-        (and (state/selection?) (== 1 (count (state/get-selection-blocks))))
+        (state/selection?)
         (select-up-down direction)
 
         :else
@@ -3108,34 +3111,35 @@
 
 (defn open-selected-block!
   [direction e]
-  (when-let [block-id (some-> (state/get-selection-blocks)
-                              first
-                              (dom/attr "blockid")
-                              uuid)]
-    (util/stop e)
-    (let [block    {:block/uuid block-id}
-          block-id (-> (state/get-selection-blocks)
-                       first
-                       (gobj/get "id")
-                       (string/replace "ls-block" "edit-block"))
-          left?    (= direction :left)]
-      (edit-block! block
-                   (if left? 0 :max)
-                   block-id))))
+  (let [selected-blocks (state/get-selection-blocks)
+        f (case direction
+            :left first
+            :right last)]
+    (when-let [block-id (some-> selected-blocks
+                                f
+                                (dom/attr "blockid")
+                                uuid)]
+      (util/stop e)
+      (let [block    {:block/uuid block-id}
+            block-id (-> selected-blocks
+                         f
+                         (gobj/get "id")
+                         (string/replace "ls-block" "edit-block"))
+            left?    (= direction :left)]
+        (edit-block! block
+                    (if left? 0 :max)
+                    block-id)))))
 
 (defn shortcut-left-right [direction]
   (fn [e]
     (when-not (auto-complete?)
+      (util/stop e)
       (cond
         (state/editing?)
-        (do
-          (util/stop e)
-          (keydown-arrow-handler direction))
+        (keydown-arrow-handler direction)
 
-        (and (state/selection?) (== 1 (count (state/get-selection-blocks))))
-        (do
-          (util/stop e)
-          (open-selected-block! direction e))
+        (state/selection?)
+        (open-selected-block! direction e)
 
         :else
         nil))))