diff --git a/app/assets/javascripts/discourse/app/components/modal/dismiss-new.gjs b/app/assets/javascripts/discourse/app/components/modal/dismiss-new.gjs
new file mode 100644
index 00000000000..287c5e2d76a
--- /dev/null
+++ b/app/assets/javascripts/discourse/app/components/modal/dismiss-new.gjs
@@ -0,0 +1,144 @@
+import Component from "@glimmer/component";
+import { action } from "@ember/object";
+import DModal from "discourse/components/d-modal";
+import DButton from "discourse/components/d-button";
+import PreferenceCheckbox from "discourse/components/preference-checkbox";
+import I18n from "I18n";
+import { tracked } from "@glimmer/tracking";
+
+const REPLIES_SUBSET = "replies";
+const TOPICS_SUBSET = "topics";
+
+export default class DismissNew extends Component {
+  <template>
+    <DModal
+      @closeModal={{@closeModal}}
+      @title={{this.modalTitle}}
+      @inline={{@inline}}
+    >
+      <:body>
+        <p>
+          {{#if this.showDismissNewTopics}}
+            <PreferenceCheckbox
+              @labelKey={{this.dismissNewTopicsLabel}}
+              @labelCount={{this.countNewTopics}}
+              @checked={{this.dismissTopics}}
+              @class="dismiss-topics"
+            />
+          {{/if}}
+          {{#if this.showDismissNewReplies}}
+            <PreferenceCheckbox
+              @labelKey={{this.dismissNewRepliesLabel}}
+              @labelCount={{this.countNewReplies}}
+              @checked={{this.dismissPosts}}
+              @class="dismiss-posts"
+            />
+          {{/if}}
+          <PreferenceCheckbox
+            @labelKey="topics.bulk.dismiss_new_modal.untrack"
+            @checked={{this.untrack}}
+            @class="untrack"
+          />
+        </p>
+      </:body>
+      <:footer>
+        <DButton
+          id="dismiss-read-confirm"
+          @action={{this.dismissed}}
+          @icon="check"
+          @label="topics.bulk.dismiss"
+          class="btn-primary"
+        />
+      </:footer>
+    </DModal>
+  </template>
+
+  @tracked untrack = false;
+  @tracked dismissTopics = true;
+  @tracked dismissPosts = true;
+
+  constructor() {
+    super(...arguments);
+
+    if (this.args.model.subset === "replies") {
+      this.dismissTopics = false;
+    }
+    if (this.args.model.subset === "topics") {
+      this.dismissPosts = false;
+    }
+  }
+
+  get partialDismiss() {
+    return (this.selectedTopics?.length || 0) !== 0;
+  }
+
+  get dismissNewTopicsLabel() {
+    return (
+      "topics.bulk.dismiss_new_modal.topics" +
+      (this.partialDismiss ? "_with_count" : "")
+    );
+  }
+
+  get dismissNewRepliesLabel() {
+    return (
+      "topics.bulk.dismiss_new_modal.replies" +
+      (this.partialDismiss ? "_with_count" : "")
+    );
+  }
+
+  get showDismissNewTopics() {
+    if (this.partialDismiss) {
+      return this.countNewTopics > 0;
+    }
+
+    return this.subset === TOPICS_SUBSET || !this.subset;
+  }
+
+  get showDismissNewReplies() {
+    if (this.partialDismiss) {
+      return this.countNewReplies > 0;
+    }
+
+    return this.subset === REPLIES_SUBSET || !this.subset;
+  }
+
+  get countNewTopics() {
+    const topics = this.selectedTopics;
+    if (!topics?.length) {
+      return 0;
+    }
+
+    return topics.filter((topic) => !topic.unread_posts).length;
+  }
+
+  get countNewReplies() {
+    const topics = this.selectedTopics;
+    if (!topics?.length) {
+      return 0;
+    }
+    return topics.filter((topic) => topic.unread_posts).length;
+  }
+
+  get subset() {
+    return this.args.model.subset;
+  }
+
+  get selectedTopics() {
+    return this.args.model.selectedTopics;
+  }
+
+  get modalTitle() {
+    return I18n.t("topics.bulk.dismiss_new_modal.title");
+  }
+
+  @action
+  dismissed() {
+    this.args.model.dismissCallback({
+      dismissTopics: this.dismissTopics,
+      dismissPosts: this.dismissPosts,
+      untrack: this.untrack,
+    });
+
+    this.args.closeModal();
+  }
+}
diff --git a/app/assets/javascripts/discourse/app/components/modal/dismiss-new.hbs b/app/assets/javascripts/discourse/app/components/modal/dismiss-new.hbs
deleted file mode 100644
index 9563e469f63..00000000000
--- a/app/assets/javascripts/discourse/app/components/modal/dismiss-new.hbs
+++ /dev/null
@@ -1,33 +0,0 @@
-<DModal
-  @closeModal={{@closeModal}}
-  @title={{i18n "topics.bulk.dismiss_new_modal.title"}}
->
-  <:body>
-    <p>
-      <PreferenceCheckbox
-        @labelKey="topics.bulk.dismiss_new_modal.topics"
-        @checked={{this.dismissTopics}}
-        @class="dismiss-topics"
-      />
-      <PreferenceCheckbox
-        @labelKey="topics.bulk.dismiss_new_modal.posts"
-        @checked={{this.dismissPosts}}
-        @class="dismiss-posts"
-      />
-      <PreferenceCheckbox
-        @labelKey="topics.bulk.dismiss_new_modal.untrack"
-        @checked={{this.untrack}}
-        @class="untrack"
-      />
-    </p>
-  </:body>
-  <:footer>
-    <DButton
-      id="dismiss-read-confirm"
-      @action={{this.dismissed}}
-      @icon="check"
-      @label="topics.bulk.dismiss"
-      class="btn-primary"
-    />
-  </:footer>
-</DModal>
\ No newline at end of file
diff --git a/app/assets/javascripts/discourse/app/components/modal/dismiss-new.js b/app/assets/javascripts/discourse/app/components/modal/dismiss-new.js
deleted file mode 100644
index b9a161f53b4..00000000000
--- a/app/assets/javascripts/discourse/app/components/modal/dismiss-new.js
+++ /dev/null
@@ -1,19 +0,0 @@
-import Component from "@glimmer/component";
-import { action } from "@ember/object";
-
-export default class DismissNew extends Component {
-  dismissTopics = true;
-  dismissPosts = true;
-  untrack = false;
-
-  @action
-  dismissed() {
-    this.args.model.dismissCallback({
-      dismissTopics: this.dismissTopics,
-      dismissPosts: this.dismissPosts,
-      untrack: this.untrack,
-    });
-
-    this.args.closeModal();
-  }
-}
diff --git a/app/assets/javascripts/discourse/app/components/preference-checkbox.js b/app/assets/javascripts/discourse/app/components/preference-checkbox.js
index d138f58e19c..c89094deefc 100644
--- a/app/assets/javascripts/discourse/app/components/preference-checkbox.js
+++ b/app/assets/javascripts/discourse/app/components/preference-checkbox.js
@@ -5,9 +5,13 @@ import discourseComputed from "discourse-common/utils/decorators";
 export default Component.extend({
   classNames: ["controls"],
 
-  @discourseComputed("labelKey")
-  label(labelKey) {
-    return I18n.t(labelKey);
+  @discourseComputed("labelKey", "labelCount")
+  label(labelKey, labelCount) {
+    if (labelCount) {
+      return I18n.t(labelKey, { count: labelCount });
+    } else {
+      return I18n.t(labelKey);
+    }
   },
 
   change() {
diff --git a/app/assets/javascripts/discourse/app/components/topic-dismiss-buttons.js b/app/assets/javascripts/discourse/app/components/topic-dismiss-buttons.js
index 3b5e4603ea9..23e1c70aac4 100644
--- a/app/assets/javascripts/discourse/app/components/topic-dismiss-buttons.js
+++ b/app/assets/javascripts/discourse/app/components/topic-dismiss-buttons.js
@@ -37,7 +37,7 @@ export default Component.extend({
       return true;
     }
 
-    return topicCount > 5;
+    return this.currentUser?.new_new_view_enabled || topicCount > 5;
   },
 
   @discourseComputed("selectedTopics.length")
@@ -52,7 +52,7 @@ export default Component.extend({
 
   @discourseComputed("selectedTopics.length")
   dismissNewLabel(selectedTopicCount) {
-    if (this.currentUser.new_new_view_enabled) {
+    if (this.currentUser?.new_new_view_enabled) {
       return I18n.t("topics.bulk.dismiss_button");
     } else if (selectedTopicCount === 0) {
       return I18n.t("topics.bulk.dismiss_new");
diff --git a/app/assets/javascripts/discourse/app/mixins/dismiss-topics.js b/app/assets/javascripts/discourse/app/mixins/dismiss-topics.js
index 2d99c5c9d61..23d33e94e9a 100644
--- a/app/assets/javascripts/discourse/app/mixins/dismiss-topics.js
+++ b/app/assets/javascripts/discourse/app/mixins/dismiss-topics.js
@@ -1,7 +1,7 @@
 import Mixin from "@ember/object/mixin";
 import { inject as service } from "@ember/service";
 import { action } from "@ember/object";
-import DismissNewModal from "discourse/components/modal/dismiss-new";
+import DismissNew from "discourse/components/modal/dismiss-new";
 
 export default Mixin.create({
   modal: service(),
@@ -13,8 +13,10 @@ export default Mixin.create({
       return this.callResetNew();
     }
 
-    this.modal.show(DismissNewModal, {
+    this.modal.show(DismissNew, {
       model: {
+        selectedTopics: this.selected,
+        subset: this.model.listParams?.subset,
         dismissCallback: ({ dismissPosts, dismissTopics, untrack }) => {
           this.callResetNew(dismissPosts, dismissTopics, untrack);
         },
diff --git a/app/assets/javascripts/discourse/app/models/topic-tracking-state.js b/app/assets/javascripts/discourse/app/models/topic-tracking-state.js
index b546c6d65f0..ad5798e365c 100644
--- a/app/assets/javascripts/discourse/app/models/topic-tracking-state.js
+++ b/app/assets/javascripts/discourse/app/models/topic-tracking-state.js
@@ -732,22 +732,23 @@ const TopicTrackingState = EmberObject.extend({
 
   lookupCount({ type, category, tagId, noSubcategories, customFilterFn } = {}) {
     if (type === "latest") {
-      return (
-        this.lookupCount({
-          type: "new",
-          category,
-          tagId,
-          noSubcategories,
-          customFilterFn,
-        }) +
-        this.lookupCount({
+      let count = this.lookupCount({
+        type: "new",
+        category,
+        tagId,
+        noSubcategories,
+        customFilterFn,
+      });
+      if (!this.currentUser?.new_new_view_enabled) {
+        count += this.lookupCount({
           type: "unread",
           category,
           tagId,
           noSubcategories,
           customFilterFn,
-        })
-      );
+        });
+      }
+      return count;
     }
 
     let categoryId = category ? get(category, "id") : null;
diff --git a/app/assets/javascripts/discourse/tests/integration/components/dismiss-new-test.js b/app/assets/javascripts/discourse/tests/integration/components/dismiss-new-test.js
new file mode 100644
index 00000000000..743a6084f5d
--- /dev/null
+++ b/app/assets/javascripts/discourse/tests/integration/components/dismiss-new-test.js
@@ -0,0 +1,120 @@
+import { module, test } from "qunit";
+import { setupRenderingTest } from "discourse/tests/helpers/component-test";
+import { click, render } from "@ember/test-helpers";
+import { hbs } from "ember-cli-htmlbars";
+import I18n from "I18n";
+
+module("Integration | Component | modal/dismiss-new", function (hooks) {
+  setupRenderingTest(hooks);
+
+  hooks.beforeEach(function () {
+    this.model = { selectedTopics: [] };
+  });
+
+  test("modal title", async function (assert) {
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert
+      .dom("#discourse-modal-title")
+      .hasText(I18n.t("topics.bulk.dismiss_new_modal.title"));
+  });
+
+  test("default state", async function (assert) {
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert.dom(".dismiss-topics input").isChecked();
+    assert.dom(".dismiss-posts input").isChecked();
+    assert.dom(".untrack input").isNotChecked();
+  });
+
+  test("one new selected topic", async function (assert) {
+    this.model.selectedTopics.push({
+      id: 1,
+      title: "Topic 1",
+      unread_posts: false,
+    });
+
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert.dom(".dismiss-posts").doesNotExist();
+    assert
+      .dom(".dismiss-topics")
+      .hasText(
+        I18n.t("topics.bulk.dismiss_new_modal.topics_with_count", { count: 1 })
+      );
+  });
+
+  test("one new unread in selected topic", async function (assert) {
+    this.model.selectedTopics.push({
+      id: 1,
+      title: "Topic 1",
+      unread_posts: true,
+    });
+
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert.dom(".dismiss-topics").doesNotExist();
+    assert
+      .dom(".dismiss-posts")
+      .hasText(
+        I18n.t("topics.bulk.dismiss_new_modal.replies_with_count", { count: 1 })
+      );
+  });
+
+  test("no selected topics with topics subset", async function (assert) {
+    this.model.subset = "topics";
+
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert.dom(".dismiss-posts").doesNotExist();
+    assert
+      .dom(".dismiss-topics")
+      .hasText(I18n.t("topics.bulk.dismiss_new_modal.topics"));
+  });
+
+  test("no selected topics with replies subset", async function (assert) {
+    this.model.subset = "replies";
+
+    await render(
+      hbs`<Modal::DismissNew @inline={{true}} @model={{this.model}} />`
+    );
+
+    assert.dom(".dismiss-topics").doesNotExist();
+    assert
+      .dom(".dismiss-posts")
+      .hasText(I18n.t("topics.bulk.dismiss_new_modal.replies"));
+  });
+
+  test("dismissed", async function (assert) {
+    let state;
+
+    this.model.dismissCallback = (newState) => {
+      state = newState;
+    };
+
+    this.noop = () => {};
+
+    await render(
+      hbs`<Modal::DismissNew @closeModal={{this.noop}} @inline={{true}} @model={{this.model}} />`
+    );
+
+    await click(".dismiss-topics [type='checkbox']");
+    await click(".dismiss-posts [type='checkbox']");
+    await click(".untrack [type='checkbox']");
+    await click("#dismiss-read-confirm");
+
+    assert.strictEqual(state.dismissTopics, false);
+    assert.strictEqual(state.dismissPosts, false);
+    assert.strictEqual(state.untrack, true);
+  });
+});
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index d03c4c2eb53..2a0716e392d 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -2848,7 +2848,14 @@ en:
         dismiss_new_modal:
           title: "Dismiss new"
           topics: "Dismiss new topics"
-          posts: "Dismiss new posts"
+          posts: "Dismiss new replies"
+          topics_with_count:
+            one: "Dismiss %{count} new topic"
+            other: "Dismiss %{count} new topics"
+          replies_with_count:
+            one: "Dismiss %{count} new reply"
+            other: "Dismiss %{count} new replies"
+          replies: "Dismiss new replies"
           untrack: "Stop tracking these topics so they stop appearing in my new list"
         dismiss_new_with_selected:
           one: "Dismiss New (%{count})"