diff --git a/esphome/__main__.py b/esphome/__main__.py
index 3209e59a1f..55eaf59428 100644
--- a/esphome/__main__.py
+++ b/esphome/__main__.py
@@ -1173,7 +1173,9 @@ def parse_args(argv):
         "configuration", help="Your YAML configuration file(s).", nargs="+"
     )
 
-    parser_clean_all = subparsers.add_parser("clean-all", help="Clean all files.")
+    parser_clean_all = subparsers.add_parser(
+        "clean-all", help="Clean all build and platform files."
+    )
     parser_clean_all.add_argument(
         "configuration", help="Your YAML configuration directory.", nargs="*"
     )
diff --git a/esphome/components/cover/cover.cpp b/esphome/components/cover/cover.cpp
index 700bceec01..3378279371 100644
--- a/esphome/components/cover/cover.cpp
+++ b/esphome/components/cover/cover.cpp
@@ -1,5 +1,6 @@
 #include "cover.h"
 #include "esphome/core/log.h"
+#include <strings.h>
 
 namespace esphome {
 namespace cover {
diff --git a/esphome/components/valve/valve.cpp b/esphome/components/valve/valve.cpp
index 0ee710fc02..b041fe8449 100644
--- a/esphome/components/valve/valve.cpp
+++ b/esphome/components/valve/valve.cpp
@@ -1,5 +1,6 @@
 #include "valve.h"
 #include "esphome/core/log.h"
+#include <strings.h>
 
 namespace esphome {
 namespace valve {
diff --git a/esphome/components/voice_assistant/voice_assistant.cpp b/esphome/components/voice_assistant/voice_assistant.cpp
index 743c90e700..a0cf1a155b 100644
--- a/esphome/components/voice_assistant/voice_assistant.cpp
+++ b/esphome/components/voice_assistant/voice_assistant.cpp
@@ -242,7 +242,6 @@ void VoiceAssistant::loop() {
       msg.flags = flags;
       msg.audio_settings = audio_settings;
       msg.set_wake_word_phrase(StringRef(this->wake_word_));
-      this->wake_word_ = "";
 
       // Reset media player state tracking
 #ifdef USE_MEDIA_PLAYER
diff --git a/esphome/writer.py b/esphome/writer.py
index 403cd8165d..b5cfd9b667 100644
--- a/esphome/writer.py
+++ b/esphome/writer.py
@@ -340,10 +340,15 @@ def clean_all(configuration: list[str]):
 
     # Clean entire build dir
     for dir in configuration:
-        buid_dir = Path(dir) / ".esphome"
-        if buid_dir.is_dir():
-            _LOGGER.info("Deleting %s", buid_dir)
-            shutil.rmtree(buid_dir)
+        build_dir = Path(dir) / ".esphome"
+        if build_dir.is_dir():
+            _LOGGER.info("Cleaning %s", build_dir)
+            # Don't remove storage as it will cause the dashboard to regenerate all configs
+            for item in build_dir.iterdir():
+                if item.is_file():
+                    item.unlink()
+                elif item.name != "storage" and item.is_dir():
+                    shutil.rmtree(item)
 
     # Clean PlatformIO project files
     try:
diff --git a/requirements.txt b/requirements.txt
index 42db2cc56f..0b6820e7b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ platformio==6.1.18  # When updating platformio, also update /docker/Dockerfile
 esptool==5.1.0
 click==8.1.7
 esphome-dashboard==20250904.0
-aioesphomeapi==41.10.0
+aioesphomeapi==41.11.0
 zeroconf==0.147.2
 puremagic==1.30
 ruamel.yaml==0.18.15 # dashboard_import
diff --git a/tests/components/analog_threshold/test.nrf52-adafruit.yaml b/tests/components/analog_threshold/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/analog_threshold/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/analog_threshold/test.nrf52-mcumgr.yaml b/tests/components/analog_threshold/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/analog_threshold/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/bang_bang/test.nrf52-adafruit.yaml b/tests/components/bang_bang/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/bang_bang/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/bang_bang/test.nrf52-mcumgr.yaml b/tests/components/bang_bang/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/bang_bang/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/restart/test.nrf52-adafruit.yaml b/tests/components/restart/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/restart/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/restart/test.nrf52-mcumgr.yaml b/tests/components/restart/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/restart/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/script/test.nrf52-adafruit.yaml b/tests/components/script/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/script/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/script/test.nrf52-mcumgr.yaml b/tests/components/script/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/script/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/sprinkler/test.nrf52-adafruit.yaml b/tests/components/sprinkler/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/sprinkler/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/sprinkler/test.nrf52-mcumgr.yaml b/tests/components/sprinkler/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/sprinkler/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/template/common.yaml b/tests/components/template/common.yaml
index ae7dc98e57..efbb83ee06 100644
--- a/tests/components/template/common.yaml
+++ b/tests/components/template/common.yaml
@@ -341,6 +341,7 @@ datetime:
 
 time:
   - platform: sntp  # Required for datetime
+    id: sntp_time
 
 wifi:  # Required for sntp time
   ap:
diff --git a/tests/components/template/test.nrf52-adafruit.yaml b/tests/components/template/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..6a8c01560a
--- /dev/null
+++ b/tests/components/template/test.nrf52-adafruit.yaml
@@ -0,0 +1,6 @@
+packages: !include common.yaml
+
+time:
+  - id: !remove sntp_time
+
+wifi: !remove
diff --git a/tests/components/template/test.nrf52-mcumgr.yaml b/tests/components/template/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..6a8c01560a
--- /dev/null
+++ b/tests/components/template/test.nrf52-mcumgr.yaml
@@ -0,0 +1,6 @@
+packages: !include common.yaml
+
+time:
+  - id: !remove sntp_time
+
+wifi: !remove
diff --git a/tests/components/thermostat/test.nrf52-adafruit.yaml b/tests/components/thermostat/test.nrf52-adafruit.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/thermostat/test.nrf52-adafruit.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/components/thermostat/test.nrf52-mcumgr.yaml b/tests/components/thermostat/test.nrf52-mcumgr.yaml
new file mode 100644
index 0000000000..dade44d145
--- /dev/null
+++ b/tests/components/thermostat/test.nrf52-mcumgr.yaml
@@ -0,0 +1 @@
+<<: !include common.yaml
diff --git a/tests/unit_tests/test_writer.py b/tests/unit_tests/test_writer.py
index 821d8500db..bcb069db83 100644
--- a/tests/unit_tests/test_writer.py
+++ b/tests/unit_tests/test_writer.py
@@ -791,16 +791,21 @@ def test_clean_all(
         with caplog.at_level("INFO"):
             clean_all([str(config1_dir), str(config2_dir)])
 
-    # Verify deletions
-    assert not build_dir1.exists()
-    assert not build_dir2.exists()
+    # Verify deletions - .esphome directories remain but contents are cleaned
+    # The .esphome directory itself is not removed because it may contain storage
+    assert build_dir1.exists()
+    assert build_dir2.exists()
+
+    # Verify that files in .esphome were removed
+    assert not (build_dir1 / "dummy.txt").exists()
+    assert not (build_dir2 / "dummy.txt").exists()
     assert not pio_cache.exists()
     assert not pio_packages.exists()
     assert not pio_platforms.exists()
     assert not pio_core.exists()
 
     # Verify logging mentions each
-    assert "Deleting" in caplog.text
+    assert "Cleaning" in caplog.text
     assert str(build_dir1) in caplog.text
     assert str(build_dir2) in caplog.text
     assert "PlatformIO cache" in caplog.text
@@ -809,6 +814,55 @@ def test_clean_all(
     assert "PlatformIO core" in caplog.text
 
 
+@patch("esphome.writer.CORE")
+def test_clean_all_preserves_storage(
+    mock_core: MagicMock,
+    tmp_path: Path,
+    caplog: pytest.LogCaptureFixture,
+) -> None:
+    """Test clean_all preserves storage directory."""
+    # Create build directory with storage subdirectory
+    config_dir = tmp_path / "config"
+    config_dir.mkdir()
+
+    build_dir = config_dir / ".esphome"
+    build_dir.mkdir()
+    (build_dir / "dummy.txt").write_text("x")
+    (build_dir / "other_file.txt").write_text("y")
+
+    # Create storage directory with content
+    storage_dir = build_dir / "storage"
+    storage_dir.mkdir()
+    (storage_dir / "storage.json").write_text('{"test": "data"}')
+    (storage_dir / "other_storage.txt").write_text("storage content")
+
+    # Call clean_all
+    from esphome.writer import clean_all
+
+    with caplog.at_level("INFO"):
+        clean_all([str(config_dir)])
+
+    # Verify .esphome directory still exists
+    assert build_dir.exists()
+
+    # Verify storage directory still exists with its contents
+    assert storage_dir.exists()
+    assert (storage_dir / "storage.json").exists()
+    assert (storage_dir / "other_storage.txt").exists()
+
+    # Verify storage contents are intact
+    assert (storage_dir / "storage.json").read_text() == '{"test": "data"}'
+    assert (storage_dir / "other_storage.txt").read_text() == "storage content"
+
+    # Verify other files were removed
+    assert not (build_dir / "dummy.txt").exists()
+    assert not (build_dir / "other_file.txt").exists()
+
+    # Verify logging mentions deletion
+    assert "Cleaning" in caplog.text
+    assert str(build_dir) in caplog.text
+
+
 @patch("esphome.writer.CORE")
 def test_clean_all_platformio_not_available(
     mock_core: MagicMock,
@@ -834,8 +888,8 @@ def test_clean_all_platformio_not_available(
     ):
         clean_all([str(config_dir)])
 
-    # Build dir removed, PlatformIO dirs remain
-    assert not build_dir.exists()
+        # Build dir contents cleaned, PlatformIO dirs remain
+        assert build_dir.exists()
     assert pio_cache.exists()
 
     # No PlatformIO-specific logs
@@ -867,4 +921,68 @@ def test_clean_all_partial_exists(
 
         clean_all([str(config_dir)])
 
-    assert not build_dir.exists()
+        assert build_dir.exists()
+
+
+@patch("esphome.writer.CORE")
+def test_clean_all_removes_non_storage_directories(
+    mock_core: MagicMock,
+    tmp_path: Path,
+    caplog: pytest.LogCaptureFixture,
+) -> None:
+    """Test clean_all removes directories other than storage."""
+    # Create build directory with various subdirectories
+    config_dir = tmp_path / "config"
+    config_dir.mkdir()
+
+    build_dir = config_dir / ".esphome"
+    build_dir.mkdir()
+
+    # Create files
+    (build_dir / "file1.txt").write_text("content1")
+    (build_dir / "file2.txt").write_text("content2")
+
+    # Create storage directory (should be preserved)
+    storage_dir = build_dir / "storage"
+    storage_dir.mkdir()
+    (storage_dir / "storage.json").write_text('{"test": "data"}')
+
+    # Create other directories (should be removed)
+    cache_dir = build_dir / "cache"
+    cache_dir.mkdir()
+    (cache_dir / "cache_file.txt").write_text("cache content")
+
+    logs_dir = build_dir / "logs"
+    logs_dir.mkdir()
+    (logs_dir / "log1.txt").write_text("log content")
+
+    temp_dir = build_dir / "temp"
+    temp_dir.mkdir()
+    (temp_dir / "temp_file.txt").write_text("temp content")
+
+    # Call clean_all
+    from esphome.writer import clean_all
+
+    with caplog.at_level("INFO"):
+        clean_all([str(config_dir)])
+
+    # Verify .esphome directory still exists
+    assert build_dir.exists()
+
+    # Verify storage directory and its contents are preserved
+    assert storage_dir.exists()
+    assert (storage_dir / "storage.json").exists()
+    assert (storage_dir / "storage.json").read_text() == '{"test": "data"}'
+
+    # Verify files were removed
+    assert not (build_dir / "file1.txt").exists()
+    assert not (build_dir / "file2.txt").exists()
+
+    # Verify non-storage directories were removed
+    assert not cache_dir.exists()
+    assert not logs_dir.exists()
+    assert not temp_dir.exists()
+
+    # Verify logging mentions cleaning
+    assert "Cleaning" in caplog.text
+    assert str(build_dir) in caplog.text