diff --git a/README.md b/README.md
index d1fbb73f..6757630f 100644
--- a/README.md
+++ b/README.md
@@ -57,10 +57,10 @@ The client automatically detects the device's capabilities during
 `initialize()` and selects a matching configuration based on the BSB-LAN
 JSON-API version reported by the `/JV` endpoint:
 
-- **Full support (`v3`)** — JSON-API version 2.0 or newer. All features are
+- **Full configuration** — JSON-API version 2.0 or newer. All features are
   available: multiple heating circuits, hot water control, schedules, sensors,
   and cooling setpoints.
-- **Basic support (`v2`)** — JSON-API version 1.x. A reduced, single-circuit
+- **Basic configuration** — JSON-API version 1.x. A reduced, single-circuit
   configuration covering essential heating, hot water, and sensor parameters.
 
 The JSON-API version is the documented, firmware-independent compatibility
diff --git a/docs/getting-started.md b/docs/getting-started.md
index accdccd9..bebfac12 100644
--- a/docs/getting-started.md
+++ b/docs/getting-started.md
@@ -69,10 +69,10 @@ On the first request the client lazily runs `initialize()`, which detects the
 device's capabilities and selects a matching configuration based on the BSB-LAN
 JSON-API version reported by the `/JV` endpoint:
 
-- **Full support (`v3`)** — JSON-API version 2.0 or newer. All features are
+- **Full configuration** — JSON-API version 2.0 or newer. All features are
   available, including multiple heating circuits, hot water control, schedules,
   sensors, and cooling setpoints.
-- **Basic support (`v2`)** — JSON-API version 1.x. A reduced, single-circuit
+- **Basic configuration** — JSON-API version 1.x. A reduced, single-circuit
   configuration covering essential heating, hot water, and sensor parameters.
 
 The JSON-API version is the documented, firmware-independent compatibility
diff --git a/docs/index.md b/docs/index.md
index 432f12b6..116e6807 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -9,8 +9,8 @@ Asynchronous Python client for [BSB-LAN](https://github.com/fredlcore/bsb_lan) d
 - Control thermostat settings and hot water parameters
 - Detect optional cooling setpoints for heat/cool range controls
 - Fully typed with PEP 561 support
-- API v3 parameter support, plus basic support for JSON-API 1.x devices
-- Automatic version detection via the BSB-LAN JSON-API (`/JV`)
+- Full parameter support, plus basic support for JSON-API 1.x devices
+- Automatic capability detection via the BSB-LAN JSON-API (`/JV`)
 - Lazy loading with per-section validation
 
 ## Quick example
diff --git a/examples/control.py b/examples/control.py
index 4ccd0e4c..e18a7be7 100644
--- a/examples/control.py
+++ b/examples/control.py
@@ -174,7 +174,6 @@ def print_device_time(device_time: DeviceTime) -> None:
 def print_device_info(
     device: Device,
     info: Info,
-    api_version: str | None = None,
     json_api_version: str | None = None,
 ) -> None:
     """Print device and general information.
@@ -182,8 +181,6 @@ def print_device_info(
     Args:
         device (Device): The device information from the BSBLan device.
         info (Info): The general information from the BSBLan device.
-        api_version (str | None): The resolved API configuration version
-            (``"v2"`` or ``"v3"``).
         json_api_version (str | None): The BSB-LAN JSON-API version reported by
             the ``/JV`` endpoint, if available.
 
@@ -191,7 +188,6 @@ def print_device_info(
     attributes = {
         "Device Name": device.name or "N/A",
         "Version": device.version or "N/A",
-        "API Version (config)": format_optional(api_version),
         "JSON-API Version (/JV)": format_optional(json_api_version),
         "Device Identification": get_attribute(info.device_identification),
         "Bus Type": format_optional(device.bus),
@@ -353,7 +349,6 @@ async def main() -> None:
         print_device_info(
             device,
             info,
-            api_version=bsblan.api_version,
             json_api_version=bsblan.json_api_version,
         )
 
diff --git a/src/bsblan/bsblan.py b/src/bsblan/bsblan.py
index e6a1346b..6670f6ab 100644
--- a/src/bsblan/bsblan.py
+++ b/src/bsblan/bsblan.py
@@ -377,22 +377,13 @@ def device_info(self) -> Device | None:
         """Return cached device metadata from the last /JI response."""
         return self._device
 
-    @property
-    def api_version(self) -> str | None:
-        """Return the resolved API configuration version (``"v2"`` or ``"v3"``).
-
-        The value is populated during initialization. ``"v3"`` indicates full
-        support and ``"v2"`` the basic single-circuit configuration.
-        """
-        return self._api_version
-
     @property
     def json_api_version(self) -> str | None:
         """Return the BSB-LAN JSON-API version reported by ``/JV``.
 
-        This is the firmware-independent JSON-API version (e.g. ``"2.0"``).
-        Returns ``None`` when the device does not expose the ``/JV`` endpoint,
-        in which case the firmware version is used to resolve ``api_version``.
+        This is the firmware-independent JSON-API version (e.g. ``"2.0"``) and
+        the signal used to select the device configuration. Returns ``None``
+        until ``/JV`` has been queried during initialization.
         """
         return self._json_api_version
 
diff --git a/tests/test_version_errors.py b/tests/test_version_errors.py
index 5992338e..cd9ca910 100644
--- a/tests/test_version_errors.py
+++ b/tests/test_version_errors.py
@@ -191,18 +191,6 @@ async def test_json_api_version_used_regardless_of_firmware() -> None:
     assert bsblan._api_version == "v3"
 
 
-@pytest.mark.asyncio
-async def test_api_version_property() -> None:
-    """Test the public api_version property reflects the resolved version."""
-    config = BSBLANConfig(host="example.com")
-    bsblan = BSBLAN(config)
-
-    bsblan._json_api_version = "2.0"
-    bsblan._set_api_version()
-
-    assert bsblan.api_version == "v3"
-
-
 @pytest.mark.asyncio
 async def test_json_api_version_property() -> None:
     """Test the public json_api_version property exposes the /JV version."""