diff --git a/plugins/chat/assets/javascripts/discourse/components/chat-composer.js b/plugins/chat/assets/javascripts/discourse/components/chat-composer.js
index 932ca8f84f3..88f02c986af 100644
--- a/plugins/chat/assets/javascripts/discourse/components/chat-composer.js
+++ b/plugins/chat/assets/javascripts/discourse/components/chat-composer.js
@@ -464,7 +464,9 @@ export default Component.extend(TextareaTextManipulation, {
           return `${v.code}:`;
         } else {
           $textarea.autocomplete({ cancel: true });
-          this.set("emojiPickerIsActive", true);
+          this.chatEmojiPickerManager.startFromComposer(this.emojiSelected, {
+            filter: v.term,
+          });
           return "";
         }
       },
diff --git a/plugins/chat/assets/javascripts/discourse/components/chat-emoji-picker.hbs b/plugins/chat/assets/javascripts/discourse/components/chat-emoji-picker.hbs
index 4b6273b5aa3..70fe2c5b466 100644
--- a/plugins/chat/assets/javascripts/discourse/components/chat-emoji-picker.hbs
+++ b/plugins/chat/assets/javascripts/discourse/components/chat-emoji-picker.hbs
@@ -13,6 +13,7 @@
   <div class="chat-emoji-picker__filter-container">
     <DcFilterInput
       @class="chat-emoji-picker__filter"
+      @value={{this.chatEmojiPickerManager.initialFilter}}
       @filterAction={{this.didInputFilter}}
       @icons={{hash left="search"}}
       placeholder={{i18n "chat.emoji_picker.search_placeholder"}}
diff --git a/plugins/chat/assets/javascripts/discourse/components/chat-message.js b/plugins/chat/assets/javascripts/discourse/components/chat-message.js
index c5ad03d6048..6e89eee1731 100644
--- a/plugins/chat/assets/javascripts/discourse/components/chat-message.js
+++ b/plugins/chat/assets/javascripts/discourse/components/chat-message.js
@@ -518,8 +518,8 @@ export default Component.extend({
   startReactionForMessageActions() {
     this.chatEmojiPickerManager.startFromMessageActions(
       this.message,
-      this.site.desktopView,
-      this.selectReaction
+      this.selectReaction,
+      { desktop: this.site.desktopView }
     );
   },
 
@@ -527,8 +527,8 @@ export default Component.extend({
   startReactionForReactionList() {
     this.chatEmojiPickerManager.startFromMessageReactionList(
       this.message,
-      this.site.desktopView,
-      this.selectReaction
+      this.selectReaction,
+      { desktop: this.site.desktopView }
     );
   },
 
diff --git a/plugins/chat/assets/javascripts/discourse/components/dc-filter-input.hbs b/plugins/chat/assets/javascripts/discourse/components/dc-filter-input.hbs
index 17ac5f4ef40..a3d465fe24e 100644
--- a/plugins/chat/assets/javascripts/discourse/components/dc-filter-input.hbs
+++ b/plugins/chat/assets/javascripts/discourse/components/dc-filter-input.hbs
@@ -11,6 +11,7 @@
 
   <Input
     class="dc-filter-input"
+    @value={{@value}}
     {{on "input" (if @filterAction @filterAction (noop))}}
     {{on "focusin" (action (mut this.isFocused) true)}}
     {{on "focusout" (action (mut this.isFocused) false)}}
diff --git a/plugins/chat/assets/javascripts/discourse/services/chat-emoji-picker-manager.js b/plugins/chat/assets/javascripts/discourse/services/chat-emoji-picker-manager.js
index b19d53b61a5..95dda5430c9 100644
--- a/plugins/chat/assets/javascripts/discourse/services/chat-emoji-picker-manager.js
+++ b/plugins/chat/assets/javascripts/discourse/services/chat-emoji-picker-manager.js
@@ -23,6 +23,7 @@ export default class ChatEmojiPickerManager extends Service {
   @tracked emojis = null;
   @tracked visibleSections = DEFAULT_VISIBLE_SECTIONS;
   @tracked lastVisibleSection = DEFAULT_LAST_SECTION;
+  @tracked initialFilter = null;
   @tracked element = null;
   @tracked callback;
 
@@ -35,6 +36,7 @@ export default class ChatEmojiPickerManager extends Service {
   closeExisting() {
     this.callback = null;
     this.opened = false;
+    this.initialFilter = null;
     this.visibleSections = DEFAULT_VISIBLE_SECTIONS;
     this.lastVisibleSection = DEFAULT_LAST_SECTION;
   }
@@ -51,6 +53,7 @@ export default class ChatEmojiPickerManager extends Service {
 
       this.visibleSections = DEFAULT_VISIBLE_SECTIONS;
       this.lastVisibleSection = DEFAULT_LAST_SECTION;
+      this.initialFilter = null;
       this.closing = false;
       this.opened = false;
     }, TRANSITION_TIME);
@@ -68,27 +71,32 @@ export default class ChatEmojiPickerManager extends Service {
     this.close();
   }
 
-  startFromMessageReactionList(message, isDesktop, callback) {
+  startFromMessageReactionList(message, callback, options = {}) {
     const trigger = document.querySelector(
       `.chat-message-container[data-id="${message.id}"] .chat-message-react-btn`
     );
-    this.startFromMessage(callback, isDesktop, trigger);
+    this.startFromMessage(callback, trigger, options);
   }
 
-  startFromMessageActions(message, isDesktop, callback) {
+  startFromMessageActions(message, callback, options = {}) {
     const trigger = document.querySelector(
       `.chat-message-actions-container[data-id="${message.id}"] .chat-message-actions`
     );
-    this.startFromMessage(callback, isDesktop, trigger);
+    this.startFromMessage(callback, trigger, options);
   }
 
-  startFromMessage(callback, isDesktop, trigger) {
+  startFromMessage(
+    callback,
+    trigger,
+    options = { filter: null, desktop: true }
+  ) {
+    this.initialFilter = options.filter;
     this.context = "chat-message";
     this.element = document.querySelector(".chat-message-emoji-picker-anchor");
     this.open(callback);
     this._popper?.destroy();
 
-    if (isDesktop) {
+    if (options.desktop) {
       schedule("afterRender", () => {
         this._popper = createPopper(trigger, this.element, {
           placement: "top",
@@ -112,7 +120,8 @@ export default class ChatEmojiPickerManager extends Service {
     }
   }
 
-  startFromComposer(callback) {
+  startFromComposer(callback, options = { filter: null }) {
+    this.initialFilter = options.filter;
     this.context = "chat-composer";
     this.element = document.querySelector(".chat-composer-emoji-picker-anchor");
     this.open(callback);
@@ -140,7 +149,6 @@ export default class ChatEmojiPickerManager extends Service {
       .then((emojis) => {
         this.emojis = emojis;
       })
-
       .catch(popupAjaxError)
       .finally(() => {
         this.loading = false;
diff --git a/plugins/chat/spec/system/chat_composer_spec.rb b/plugins/chat/spec/system/chat_composer_spec.rb
index 28b1016ea23..6ca2fb7ca6a 100644
--- a/plugins/chat/spec/system/chat_composer_spec.rb
+++ b/plugins/chat/spec/system/chat_composer_spec.rb
@@ -94,6 +94,22 @@ RSpec.describe "Chat composer", type: :system, js: true do
     end
   end
 
+  context "when opening emoji picker through more button of the autocomplete" do
+    before do
+      channel_1.add(current_user)
+      sign_in(current_user)
+    end
+
+    it "prefills the emoji picker filter input" do
+      chat.visit_channel(channel_1)
+      find(".chat-composer-input").fill_in(with: ":gri")
+
+      click_link(I18n.t("js.composer.more_emoji"))
+
+      expect(find(".chat-emoji-picker .dc-filter-input").value).to eq("gri")
+    end
+  end
+
   context "when typing on keyboard" do
     before do
       channel_1.add(current_user)
diff --git a/plugins/chat/test/javascripts/unit/services/chat-emoji-picker-manager-test.js b/plugins/chat/test/javascripts/unit/services/chat-emoji-picker-manager-test.js
index 052a31a683d..cb86fedae3b 100644
--- a/plugins/chat/test/javascripts/unit/services/chat-emoji-picker-manager-test.js
+++ b/plugins/chat/test/javascripts/unit/services/chat-emoji-picker-manager-test.js
@@ -24,7 +24,7 @@ module(
 
     test("startFromMessageReactionList", async function (assert) {
       const callback = () => {};
-      this.manager.startFromMessageReactionList({ id: 1 }, false, callback);
+      this.manager.startFromMessageReactionList({ id: 1 }, callback);
 
       assert.ok(this.manager.loading);
       assert.ok(this.manager.opened);
@@ -44,7 +44,7 @@ module(
 
     test("startFromMessageActions", async function (assert) {
       const callback = () => {};
-      this.manager.startFromMessageReactionList({ id: 1 }, false, callback);
+      this.manager.startFromMessageReactionList({ id: 1 }, callback);
 
       assert.ok(this.manager.loading);
       assert.ok(this.manager.opened);
@@ -104,6 +104,14 @@ module(
       assert.strictEqual(this.manager.loading, false);
     });
 
+    test("startFromComposer with filter option", async function (assert) {
+      const callback = () => {};
+      this.manager.startFromComposer(callback, { filter: "foofilter" });
+      await settled();
+
+      assert.strictEqual(this.manager.initialFilter, "foofilter");
+    });
+
     test("closeExisting", async function (assert) {
       const callback = () => {
         return;