diff --git a/src/kleinanzeigen_bot/__init__.py b/src/kleinanzeigen_bot/__init__.py
index d669a22..0339159 100644
--- a/src/kleinanzeigen_bot/__init__.py
+++ b/src/kleinanzeigen_bot/__init__.py
@@ -1006,6 +1006,8 @@ class KleinanzeigenBot(WebScrapingMixin):  # noqa: PLR0904
         if getattr(self, "page", None) is not None:
             LOG.debug("Current page URL after opening homepage: %s", self.page.url)
 
+        await self._dismiss_consent_banner()
+
         state = await self.get_login_state()
         if state == LoginState.LOGGED_IN:
             LOG.info("Already logged in as [%s]. Skipping login.", self.config.login.username)
@@ -1085,6 +1087,21 @@ class KleinanzeigenBot(WebScrapingMixin):  # noqa: PLR0904
             # GDPR banner not shown within timeout.
             pass
 
+    async def _dismiss_consent_banner(self) -> None:
+        """Dismiss the GDPR/TCF consent banner if it is present.
+
+        This banner can appear on any page navigation (not just after login) and blocks
+        all form interaction until dismissed. Uses a short timeout to avoid slowing down
+        the flow when the banner is already gone.
+        """
+        try:
+            banner_timeout = self._timeout("quick_dom")
+            await self.web_find(By.ID, "gdpr-banner-accept", timeout = banner_timeout)
+            LOG.debug("Consent banner detected, clicking 'Alle akzeptieren'...")
+            await self.web_click(By.ID, "gdpr-banner-accept")
+        except TimeoutError:
+            pass  # Banner not present; nothing to dismiss
+
     async def _auth_probe_login_state(self) -> LoginState:
         """Probe an auth-required endpoint to classify login state.
 
@@ -1613,6 +1630,8 @@ class KleinanzeigenBot(WebScrapingMixin):  # noqa: PLR0904
             LOG.info("Updating ad '%s'...", ad_cfg.title)
             await self.web_open(f"{self.root_url}/p-anzeige-bearbeiten.html?adId={ad_cfg.id}")
 
+        await self._dismiss_consent_banner()
+
         if loggers.is_debug(LOG):
             LOG.debug(" -> effective ad meta:")
             YAML().dump(ad_cfg.model_dump(), sys.stdout)
diff --git a/tests/unit/test_init.py b/tests/unit/test_init.py
index 8432e0a..18e90c3 100644
--- a/tests/unit/test_init.py
+++ b/tests/unit/test_init.py
@@ -704,6 +704,7 @@ class TestKleinanzeigenBotAuthentication:
             patch("kleinanzeigen_bot.ainput", new_callable = AsyncMock) as mock_ainput,
         ):
             # Mock the sequence of web_find calls:
+            # 0. Consent banner not found (in _dismiss_consent_banner, before login state check)
             # First login attempt:
             # 1. Captcha iframe found (in check_and_wait_for_captcha)
             # 2. Phone verification not found (in handle_after_login_logic)
@@ -715,6 +716,7 @@ class TestKleinanzeigenBotAuthentication:
             # 7. Email verification not found (in handle_after_login_logic)
             # 8. GDPR banner not found (in handle_after_login_logic)
             mock_find.side_effect = [
+                TimeoutError(),  # Consent banner (before login state check)
                 AsyncMock(),  # Captcha iframe (first login)
                 TimeoutError(),  # Phone verification (first login)
                 TimeoutError(),  # Email verification (first login)
@@ -731,7 +733,7 @@ class TestKleinanzeigenBotAuthentication:
             await test_bot.login()
 
             # Verify the complete flow
-            assert mock_find.call_count == 8  # Exactly 8 web_find calls
+            assert mock_find.call_count == 9  # 1 consent banner + 8 original web_find calls
             assert mock_ainput.call_count == 2  # Two captcha prompts
             assert mock_input.call_count == 6  # Two login attempts with username, clear password, and set password
             assert mock_click.call_count == 2  # Two submit button clicks