.

module/applications/ui/countdownEdit.mjs

@@ -9,6 +9,7 @@ export default class CountdownEdit extends HandlebarsApplicationMixin(Applicatio
 
         this.data = game.settings.get(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.Countdowns);
         this.editingCountdowns = new Set();
+        this.currentEditCountdown = null;
     }
 
     get title() {
@@ -62,6 +63,22 @@ export default class CountdownEdit extends HandlebarsApplicationMixin(Applicatio
         return context;
     }
 
+    /** @override */
+    async _postRender(_context, _options) {
+        if (this.currentEditCountdown) {
+            setTimeout(() => {
+                const input = this.element.querySelector(
+                    `.countdown-edit-container[data-id="${this.currentEditCountdown}"] input`
+                );
+                if (input) {
+                    input.focus();
+                    input.selectionStart = input.value.length + 1;
+                    this.currentEditCountdown = null;
+                }
+            }, 100);
+        }
+    }
+
     canPerformEdit() {
         if (game.user.isGM) return true;
 
@@ -103,8 +120,11 @@ export default class CountdownEdit extends HandlebarsApplicationMixin(Applicatio
     }
 
     static #addCountdown() {
+        const id = foundry.utils.randomID();
+        this.editingCountdowns.add(id);
+        this.currentEditCountdown = id;
         this.updateSetting({
-            [`countdowns.${foundry.utils.randomID()}`]: DhCountdown.defaultCountdown()
+            [`countdowns.${id}`]: DhCountdown.defaultCountdown()
         });
     }
 
@@ -125,7 +145,10 @@ export default class CountdownEdit extends HandlebarsApplicationMixin(Applicatio
 
         const isEditing = this.editingCountdowns.has(countdownId);
         if (isEditing) this.editingCountdowns.delete(countdownId);
-        else this.editingCountdowns.add(countdownId);
+        else {
+            this.editingCountdowns.add(countdownId);
+            this.currentEditCountdown = countdownId;
+        }
 
         this.render();
     }

styles/less/ui/countdown/countdown.less

@@ -21,7 +21,7 @@
     right: 64px;
     transition:
         right ease 250ms,
-        all var(--ui-fade-duration) ease,
+        opacity var(--ui-fade-duration) ease,
         opacity var(--ui-fade-duration);
 
     .window-title {

templates/ui/countdown-edit.hbs

@@ -18,7 +18,7 @@
 
         <div class="edit-content">
             {{#each countdowns as | countdown id | }}
-                <div class="countdown-edit-container {{#unless countdown.editing}}viewing{{/unless}}">
+                <div class="countdown-edit-container {{#unless countdown.editing}}viewing{{/unless}}" data-id="{{id}}">
                     <a data-action="editCountdownImage" id="{{id}}"><img src="{{countdown.img}}" /></a>
                     {{#unless countdown.editing}} 
                         <div class="countdown-edit-text">