diff --git a/tests/Entity/BookDefaultTemplateTest.php b/tests/Entity/BookDefaultTemplateTest.php
new file mode 100644
index 000000000..f23ba4a8e
--- /dev/null
+++ b/tests/Entity/BookDefaultTemplateTest.php
@@ -0,0 +1,170 @@
+<?php
+
+namespace Tests\Entity;
+
+use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Page;
+use Tests\TestCase;
+
+class BookDefaultTemplateTest extends TestCase
+{
+    public function test_creating_book_with_default_template()
+    {
+        $templatePage = $this->entities->templatePage();
+        $details = [
+            'name' => 'My book with default template',
+            'default_template_id' => $templatePage->id,
+        ];
+
+        $this->asEditor()->post('/books', $details);
+        $this->assertDatabaseHas('books', $details);
+    }
+
+    public function test_updating_book_with_default_template()
+    {
+        $book = $this->entities->book();
+        $templatePage = $this->entities->templatePage();
+
+        $this->asEditor()->put("/books/{$book->slug}", ['name' => $book->name, 'default_template_id' => strval($templatePage->id)]);
+        $this->assertDatabaseHas('books', ['id' => $book->id, 'default_template_id' => $templatePage->id]);
+
+        $this->asEditor()->put("/books/{$book->slug}", ['name' => $book->name, 'default_template_id' => '']);
+        $this->assertDatabaseHas('books', ['id' => $book->id, 'default_template_id' => null]);
+    }
+
+    public function test_default_template_cannot_be_set_if_not_a_template()
+    {
+        $book = $this->entities->book();
+        $page = $this->entities->page();
+        $this->assertFalse($page->template);
+
+        $this->asEditor()->put("/books/{$book->slug}", ['name' => $book->name, 'default_template_id' => $page->id]);
+        $this->assertDatabaseHas('books', ['id' => $book->id, 'default_template_id' => null]);
+    }
+
+    public function test_default_template_cannot_be_set_if_not_have_access()
+    {
+        $book = $this->entities->book();
+        $templatePage = $this->entities->templatePage();
+        $this->permissions->disableEntityInheritedPermissions($templatePage);
+
+        $this->asEditor()->put("/books/{$book->slug}", ['name' => $book->name, 'default_template_id' => $templatePage->id]);
+        $this->assertDatabaseHas('books', ['id' => $book->id, 'default_template_id' => null]);
+    }
+
+    public function test_inaccessible_default_template_can_be_set_if_unchanged()
+    {
+        $templatePage = $this->entities->templatePage();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+        $this->permissions->disableEntityInheritedPermissions($templatePage);
+
+        $this->asEditor()->put("/books/{$book->slug}", ['name' => $book->name, 'default_template_id' => $templatePage->id]);
+        $this->assertDatabaseHas('books', ['id' => $book->id, 'default_template_id' => $templatePage->id]);
+    }
+
+    public function test_default_page_template_option_shows_on_book_form()
+    {
+        $templatePage = $this->entities->templatePage();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+
+        $resp = $this->asEditor()->get($book->getUrl('/edit'));
+        $this->withHtml($resp)->assertElementExists('input[name="default_template_id"][value="' . $templatePage->id . '"]');
+    }
+
+    public function test_default_page_template_option_only_shows_template_name_if_visible()
+    {
+        $templatePage = $this->entities->templatePage();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+
+        $resp = $this->asEditor()->get($book->getUrl('/edit'));
+        $this->withHtml($resp)->assertElementContains('#template-control a.text-page', "#{$templatePage->id}, {$templatePage->name}");
+
+        $this->permissions->disableEntityInheritedPermissions($templatePage);
+
+        $resp = $this->asEditor()->get($book->getUrl('/edit'));
+        $this->withHtml($resp)->assertElementNotContains('#template-control a.text-page', "#{$templatePage->id}, {$templatePage->name}");
+        $this->withHtml($resp)->assertElementContains('#template-control a.text-page', "#{$templatePage->id}");
+    }
+
+    public function test_creating_book_page_uses_default_template()
+    {
+        $templatePage = $this->entities->templatePage();
+        $templatePage->forceFill(['html' => '<p>My template page</p>', 'markdown' => '# My template page'])->save();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+
+        $this->asEditor()->get($book->getUrl('/create-page'));
+        $latestPage = $book->pages()
+            ->where('draft', '=', true)
+            ->where('template', '=', false)
+            ->latest()->first();
+
+        $this->assertEquals('<p>My template page</p>', $latestPage->html);
+        $this->assertEquals('# My template page', $latestPage->markdown);
+    }
+
+    public function test_creating_chapter_page_uses_default_template()
+    {
+        $templatePage = $this->entities->templatePage();
+        $templatePage->forceFill(['html' => '<p>My template page in chapter</p>', 'markdown' => '# My template page in chapter'])->save();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+        $chapter = $book->chapters()->first();
+
+        $this->asEditor()->get($chapter->getUrl('/create-page'));
+        $latestPage = $chapter->pages()
+            ->where('draft', '=', true)
+            ->where('template', '=', false)
+            ->latest()->first();
+
+        $this->assertEquals('<p>My template page in chapter</p>', $latestPage->html);
+        $this->assertEquals('# My template page in chapter', $latestPage->markdown);
+    }
+
+    public function test_creating_book_page_as_guest_uses_default_template()
+    {
+        $templatePage = $this->entities->templatePage();
+        $templatePage->forceFill(['html' => '<p>My template page</p>', 'markdown' => '# My template page'])->save();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+        $guest = $this->users->guest();
+
+        $this->permissions->makeAppPublic();
+        $this->permissions->grantUserRolePermissions($guest, ['page-create-all', 'page-update-all']);
+
+        $resp = $this->post($book->getUrl('/create-guest-page'), [
+            'name' => 'My guest page with template'
+        ]);
+        $latestPage = $book->pages()
+            ->where('draft', '=', false)
+            ->where('template', '=', false)
+            ->where('created_by', '=', $guest->id)
+            ->latest()->first();
+
+        $this->assertEquals('<p>My template page</p>', $latestPage->html);
+        $this->assertEquals('# My template page', $latestPage->markdown);
+    }
+
+    public function test_creating_book_page_does_not_use_template_if_not_visible()
+    {
+        $templatePage = $this->entities->templatePage();
+        $templatePage->forceFill(['html' => '<p>My template page</p>', 'markdown' => '# My template page'])->save();
+        $book = $this->bookUsingDefaultTemplate($templatePage);
+        $this->permissions->disableEntityInheritedPermissions($templatePage);
+
+        $this->asEditor()->get($book->getUrl('/create-page'));
+        $latestPage = $book->pages()
+            ->where('draft', '=', true)
+            ->where('template', '=', false)
+            ->latest()->first();
+
+        $this->assertEquals('', $latestPage->html);
+        $this->assertEquals('', $latestPage->markdown);
+    }
+
+    protected function bookUsingDefaultTemplate(Page $page): Book
+    {
+        $book = $this->entities->book();
+        $book->default_template_id = $page->id;
+        $book->save();
+
+        return $book;
+    }
+}
diff --git a/tests/Helpers/PermissionsProvider.php b/tests/Helpers/PermissionsProvider.php
index 512f43fb6..cb036fe97 100644
--- a/tests/Helpers/PermissionsProvider.php
+++ b/tests/Helpers/PermissionsProvider.php
@@ -5,16 +5,21 @@ namespace Tests\Helpers;
 use BookStack\Entities\Models\Entity;
 use BookStack\Permissions\Models\EntityPermission;
 use BookStack\Permissions\Models\RolePermission;
+use BookStack\Settings\SettingService;
 use BookStack\Users\Models\Role;
 use BookStack\Users\Models\User;
 
 class PermissionsProvider
 {
-    protected UserRoleProvider $userRoleProvider;
+    public function __construct(
+        protected UserRoleProvider $userRoleProvider
+    ) {
+    }
 
-    public function __construct(UserRoleProvider $userRoleProvider)
+    public function makeAppPublic(): void
     {
-        $this->userRoleProvider = $userRoleProvider;
+        $settings = app(SettingService::class);
+        $settings->put('app-public', 'true');
     }
 
     /**