diff --git a/CHANGELOG_OLD.md b/CHANGELOG_OLD.md
new file mode 100644
index 00000000..43e56227
--- /dev/null
+++ b/CHANGELOG_OLD.md
@@ -0,0 +1,246 @@
+# Older changes
+## 2.7.2 (2021-04-30)
+* Avoid warning about `undefined` states in JS-Controller 3.3+
+
+## 2.7.1 (2021-03-12)
+* Dependency updates
+* Fixed issues in `io-package.json` and README found by the adapter checker
+
+## 2.7.0 (2021-02-24)
+* Compatibility with gateway firmware v1.13.21
+* Added `whenPowerRestored` setting to configure what bulbs do after a power loss
+
+## 2.6.5 (2020-11-29)
+* Bugfix: Loading all scenes no longer stalls when a group has no scenes
+
+## 2.6.4 (2020-11-29)
+* Fix: Updated `node-tradfri-client` to suppress warnings about unknown property `9109`
+
+## 2.6.3 (2020-06-01)
+* Bugfix: Changed the role of RGB states to `level.color.rgb`
+
+## 2.6.2 (2020-04-29)
+* Bugfix: The unhandled error handler should now correctly log the error even if `adapter` is not defined
+
+## 2.6.1 (2020-04-17)
+* Bugfix: Blinds would not always be stopped
+
+## 2.6.0 (2020-03-17)
+* Support stopping blinds at their current position
+
+## 2.5.2 (2020-01-26)
+* Fix: Suppress log warnings for Symfonisk remotes
+
+## 2.5.1 (2019-12-23)
+* Made it possible to operate plugs using virtual groups
+
+## 2.5.0 (2019-12-22)
+* Allow more device types in virtual groups
+
+## 2.4.7 (2019-11-18)
+* Fixed small display issues with 3rd party bulbs
+
+## 2.4.6 (2019-11-15)
+* Group states for blinds are now synchronized correctly
+
+## 2.4.5 (2019-11-07)
+* Fix: Suppress log warnings for motion sensors
+
+## 2.4.4 (2019-10-11)
+* Fix: Suppress log warnings for slave remotes and signal repeaters
+
+## 2.4.3 (2019-09-22)
+* Fix: Operate blinds when states are changed
+
+## 2.4.2 (2019-09-22)
+* Fix: Also create objects for blinds
+
+## 2.4.0 (2019-08-18)
+* Add support for blinds
+
+## 2.3.0 (2019-04-05)
+* The gateway can now be discovered automatically
+
+## 2.2.0 (2019-02-25)
+* Expose the battery percentage for devices with a battery
+
+## 2.1.0 (2019-01-08)
+* When `node-aead-crypto` is not installed, display instructions on how to fix it
+* Optimizations and fixes under the hood
+* Support for compact mode
+
+## 2.0.0 (2018-05-14)
+* Support for Admin v3 and material design
+* **BREAKING:** Dropped support for Admin v2
+
+## 1.5.4 (2018-11-11)
+* Fix handling of decimal digits in the adapter settings. This fixes rounding of group states.
+
+## 1.5.2 (2018-11-06)
+* Reworked installation procedure to fix problems with `node-aead-crypto`
+
+## 1.5.1 (2018-10-29)
+* Added experimental support for smart plugs
+
+## 1.4.0 (2018-05-14)
+* The names of state objects no longer get overwritten
+
+## 1.3.0 (2018-05-06)
+* Reduce logging of "updated scenes for group..."
+* Made rounding of numeric values configurable
+* Stability improvements
+
+## 1.2.1 (2018-05-01)
+* Use the native encryption methods of NodeJS 10 instead of `node-aead-crypto`
+
+## 1.1.11 (2018-04-27)
+* Add support for NodeJS 10
+
+## 1.1.10 (2018-03-18)
+* Improved automatic reconnection
+
+## 1.1.9 (2018-03-15)
+* Fixed group states not always updating the lightbulbs when changed
+
+## 1.1.8 (2018-03-09)
+* Ignore minimum brightness reports when lights are turned off
+
+## 1.1.7 (2018-02-23)
+* Fixed activation of scenes when the scene is already selected
+
+## 1.1.6 (2018-02-22)
+* Fixes for RGB support
+* Support for floating point values
+
+## 1.1.3 (2018-02-15)
+* Update `node-tradfri-client` version for better RGB support and floating point values
+
+## 1.1.1 (2018-02-07)
+* Attempt to fix `TypeError: generator already running`
+
+## 1.1.0 (2018-02-07)
+* Added an option to preserve the transition duration for single lightbulbs
+
+## 1.0.7 (2018-02-05)
+* Fixed an error loading virtual groups
+
+## 1.0.6 (2018-01-13)
+* Update `node-tradfri-client` version
+
+## 1.0.5 (2018-01-13)
+* Removed error in log on adapter startup
+* Change brightness role for better compatibility with the cloud adapter
+
+## 1.0.4 (2018-01-10)
+* Removed warning caused by Gateway v1.3.14
+
+## 1.0.3 (2018-01-07)
+* Updated `node-tradfri-client` version
+* Load objects on adapter start so they don't get overwritten (#35)
+
+## 1.0.2 (2017-12-28)
+* New attempt at automatically restarting the adapter on connection loss
+
+## 1.0.1 (2017-12-25)
+* Update `node-tradfri-client` dependency to support receiving blockwise messages
+
+## 1.0.0 (2017-11-19)
+* This is stable enough for a 1.x version
+* Improved browser compatiblity of the admin UI
+
+## 0.6.0 (2017-11-07)
+* Moved tradfri-related code into its own library
+* Changed authentication procedure to comply with IKEA's request
+
+## 0.5.5 (2017-10-31)
+* Restored compatibility to Gateway version 1.2.42
+
+## 0.5.4 (2017-10-29)
+* Brightness is now expressed in 0..100%
+* Fixed parsing RGB colors
+
+## 0.5.3 (2017-10-28)
+* Fixed transition duration for groups
+
+## 0.5.2 (2017-10-28)
+* Added icons for devices
+
+## 0.5.1 (2017-10-28)
+* Support virtual groups
+* Validate hex colors on input
+
+## 0.4.5 (2017-10-20)
+* RGB and connection fixes.
+
+## 0.4.3 (2017-10-17)
+* Experimental support for RGB and lightbulbs with fixed color
+
+## 0.3.4 (2017-10-17)
+* Disabled automatic restart on connection loss.
+
+## 0.3.3 (2017-10-07)
+* Eliminated potential sources of infinite loops
+
+## 0.3.2 (2017-10-04)
+* Fixed an error resulting from the upgrade to ES2015 output
+
+## 0.3.1 (2017-10-02)
+* Update CoAP library to fix a bug
+
+## 0.3.0 (2017-09-25)
+* official release of the previous changes
+* added transition duration and brightness change for groups
+* monitor connection state and update info.connection
+* fix connection attempts to unavailable endpoints
+
+## 0.2.9 (2017-09-25)
+* Support changing the transition duration
+
+## 0.2.8 (2017-09-24)
+* Fixed group and scene deletion
+
+## 0.2.7 (2017-09-23)
+* Update CoAP and DTLS library for the next features
+* Offloaded concurrency handling to CoAP lib
+
+## 0.2.5 (2017-09-12)
+* Selection of scenes from the admin UI is now possible
+
+## 0.2.4 (2017-09-11)
+* Add support for groups (renaming, switching)
+* Partial support for scenes (switching when id is known)
+
+## 0.2.3 (2017-09-11)
+* Send custom CoAP packets by using sendTo
+
+## 0.2.2 (2017-09-10)
+* Changed internal handling of objects to prepare the next updates
+
+## 0.2.1 (2017-08-26)
+* Sync io-package and package version
+
+## 0.2.0 (2017-08-14)
+* Remove git dependency, publish on npm
+
+## 0.1.5 (2017-08-14)
+* Ensure only whole numbers are sent (fixes #6)
+* Fix connection to the gateway using the hostname
+
+## 0.1.4 (2017-08-12)
+* Switched to TypeScript
+
+## 0.1.3 (2017-07-21)
+* Reboot of the adapter without 3rd party libraries.
+
+## 0.1.2 (2017-05-06)
+* Color temperature of lightbulbs is now expressed in terms of 0 (cold) - 100% (warm).
+
+## 0.1.1 (2017-05-04)
+* Added support for NodeJS 4.X and building the dependencies on Windows systems
+
+## 0.1.0 (2017-05-02)
+* initial release. 
+* Functionality limited to controlling lightbulbs.
+
+## 0.0.0
+* not ready yet!
diff --git a/README.md b/README.md
index 3531ece0..248d44eb 100644
--- a/README.md
+++ b/README.md
@@ -66,10 +66,14 @@ The result object `ret` looks as follows:
 ```
 
 ## Changelog
+[Older changes](CHANGELOG_OLD.md)
 <!--
 	Placeholder for next release:
 	### __WORK IN PROGRESS__
 -->
+### 3.1.0 (2021-12-19)
+* Add support for STARKVIND Air Purifier
+
 ### 3.0.2 (2021-12-03)
 * Improve support for older browsers
 * Update dependencies
@@ -83,252 +87,6 @@ The result object `ret` looks as follows:
 ### 2.7.3 (2021-05-14)
 * Fix remaining JS-Controller 3.3 warnings
 
-### 2.7.2 (2021-04-30)
-* Avoid warning about `undefined` states in JS-Controller 3.3+
-
-### 2.7.1 (2021-03-12)
-* Dependency updates
-* Fixed issues in `io-package.json` and README found by the adapter checker
-
-### 2.7.0 (2021-02-24)
-* Compatibility with gateway firmware v1.13.21
-* Added `whenPowerRestored` setting to configure what bulbs do after a power loss
-
-### 2.6.5 (2020-11-29)
-* Bugfix: Loading all scenes no longer stalls when a group has no scenes
-
-### 2.6.4 (2020-11-29)
-* Fix: Updated `node-tradfri-client` to suppress warnings about unknown property `9109`
-
-### 2.6.3 (2020-06-01)
-* Bugfix: Changed the role of RGB states to `level.color.rgb`
-
-### 2.6.2 (2020-04-29)
-* Bugfix: The unhandled error handler should now correctly log the error even if `adapter` is not defined
-
-### 2.6.1 (2020-04-17)
-* Bugfix: Blinds would not always be stopped
-
-### 2.6.0 (2020-03-17)
-* Support stopping blinds at their current position
-
-### 2.5.2 (2020-01-26)
-* Fix: Suppress log warnings for Symfonisk remotes
-
-### 2.5.1 (2019-12-23)
-* Made it possible to operate plugs using virtual groups
-
-### 2.5.0 (2019-12-22)
-* Allow more device types in virtual groups
-
-### 2.4.7 (2019-11-18)
-* Fixed small display issues with 3rd party bulbs
-
-### 2.4.6 (2019-11-15)
-* Group states for blinds are now synchronized correctly
-
-### 2.4.5 (2019-11-07)
-* Fix: Suppress log warnings for motion sensors
-
-### 2.4.4 (2019-10-11)
-* Fix: Suppress log warnings for slave remotes and signal repeaters
-
-### 2.4.3 (2019-09-22)
-* Fix: Operate blinds when states are changed
-
-### 2.4.2 (2019-09-22)
-* Fix: Also create objects for blinds
-
-### 2.4.0 (2019-08-18)
-* Add support for blinds
-
-### 2.3.0 (2019-04-05)
-* The gateway can now be discovered automatically
-
-### 2.2.0 (2019-02-25)
-* Expose the battery percentage for devices with a battery
-
-### 2.1.0 (2019-01-08)
-* When `node-aead-crypto` is not installed, display instructions on how to fix it
-* Optimizations and fixes under the hood
-* Support for compact mode
-
-### 2.0.0 (2018-05-14)
-* Support for Admin v3 and material design
-* **BREAKING:** Dropped support for Admin v2
-
-### 1.5.4 (2018-11-11)
-* Fix handling of decimal digits in the adapter settings. This fixes rounding of group states.
-
-### 1.5.2 (2018-11-06)
-* Reworked installation procedure to fix problems with `node-aead-crypto`
-
-### 1.5.1 (2018-10-29)
-* Added experimental support for smart plugs
-
-### 1.4.0 (2018-05-14)
-* The names of state objects no longer get overwritten
-
-### 1.3.0 (2018-05-06)
-* Reduce logging of "updated scenes for group..."
-* Made rounding of numeric values configurable
-* Stability improvements
-
-### 1.2.1 (2018-05-01)
-* Use the native encryption methods of NodeJS 10 instead of `node-aead-crypto`
-
-### 1.1.11 (2018-04-27)
-* Add support for NodeJS 10
-
-### 1.1.10 (2018-03-18)
-* Improved automatic reconnection
-
-### 1.1.9 (2018-03-15)
-* Fixed group states not always updating the lightbulbs when changed
-
-### 1.1.8 (2018-03-09)
-* Ignore minimum brightness reports when lights are turned off
-
-### 1.1.7 (2018-02-23)
-* Fixed activation of scenes when the scene is already selected
-
-### 1.1.6 (2018-02-22)
-* Fixes for RGB support
-* Support for floating point values
-
-### 1.1.3 (2018-02-15)
-* Update `node-tradfri-client` version for better RGB support and floating point values
-
-### 1.1.1 (2018-02-07)
-* Attempt to fix `TypeError: generator already running`
-
-### 1.1.0 (2018-02-07)
-* Added an option to preserve the transition duration for single lightbulbs
-
-### 1.0.7 (2018-02-05)
-* Fixed an error loading virtual groups
-
-### 1.0.6 (2018-01-13)
-* Update `node-tradfri-client` version
-
-### 1.0.5 (2018-01-13)
-* Removed error in log on adapter startup
-* Change brightness role for better compatibility with the cloud adapter
-
-### 1.0.4 (2018-01-10)
-* Removed warning caused by Gateway v1.3.14
-
-### 1.0.3 (2018-01-07)
-* Updated `node-tradfri-client` version
-* Load objects on adapter start so they don't get overwritten (#35)
-
-### 1.0.2 (2017-12-28)
-* New attempt at automatically restarting the adapter on connection loss
-
-### 1.0.1 (2017-12-25)
-* Update `node-tradfri-client` dependency to support receiving blockwise messages
-
-### 1.0.0 (2017-11-19)
-* This is stable enough for a 1.x version
-* Improved browser compatiblity of the admin UI
-
-### 0.6.0 (2017-11-07)
-* Moved tradfri-related code into its own library
-* Changed authentication procedure to comply with IKEA's request
-
-### 0.5.5 (2017-10-31)
-* Restored compatibility to Gateway version 1.2.42
-
-### 0.5.4 (2017-10-29)
-* Brightness is now expressed in 0..100%
-* Fixed parsing RGB colors
-
-### 0.5.3 (2017-10-28)
-* Fixed transition duration for groups
-
-### 0.5.2 (2017-10-28)
-* Added icons for devices
-
-### 0.5.1 (2017-10-28)
-* Support virtual groups
-* Validate hex colors on input
-
-### 0.4.5 (2017-10-20)
-* RGB and connection fixes.
-
-### 0.4.3 (2017-10-17)
-* Experimental support for RGB and lightbulbs with fixed color
-
-### 0.3.4 (2017-10-17)
-* Disabled automatic restart on connection loss.
-
-### 0.3.3 (2017-10-07)
-* Eliminated potential sources of infinite loops
-
-### 0.3.2 (2017-10-04)
-* Fixed an error resulting from the upgrade to ES2015 output
-
-### 0.3.1 (2017-10-02)
-* Update CoAP library to fix a bug
-
-### 0.3.0 (2017-09-25)
-* official release of the previous changes
-* added transition duration and brightness change for groups
-* monitor connection state and update info.connection
-* fix connection attempts to unavailable endpoints
-
-### 0.2.9 (2017-09-25)
-* Support changing the transition duration
-
-### 0.2.8 (2017-09-24)
-* Fixed group and scene deletion
-
-### 0.2.7 (2017-09-23)
-* Update CoAP and DTLS library for the next features
-* Offloaded concurrency handling to CoAP lib
-
-### 0.2.5 (2017-09-12)
-* Selection of scenes from the admin UI is now possible
-
-### 0.2.4 (2017-09-11)
-* Add support for groups (renaming, switching)
-* Partial support for scenes (switching when id is known)
-
-### 0.2.3 (2017-09-11)
-* Send custom CoAP packets by using sendTo
-
-### 0.2.2 (2017-09-10)
-* Changed internal handling of objects to prepare the next updates
-
-### 0.2.1 (2017-08-26)
-* Sync io-package and package version
-
-### 0.2.0 (2017-08-14)
-* Remove git dependency, publish on npm
-
-### 0.1.5 (2017-08-14)
-* Ensure only whole numbers are sent (fixes #6)
-* Fix connection to the gateway using the hostname
-
-### 0.1.4 (2017-08-12)
-* Switched to TypeScript
-
-### 0.1.3 (2017-07-21)
-* Reboot of the adapter without 3rd party libraries.
-
-### 0.1.2 (2017-05-06)
-* Color temperature of lightbulbs is now expressed in terms of 0 (cold) - 100% (warm).
-
-### 0.1.1 (2017-05-04)
-* Added support for NodeJS 4.X and building the dependencies on Windows systems
-
-### 0.1.0 (2017-05-02)
-* initial release. 
-* Functionality limited to controlling lightbulbs.
-
-### 0.0.0
-* not ready yet!
-
 ## License
 The MIT License (MIT)
 
diff --git a/io-package.json b/io-package.json
index 8fe098aa..344818ca 100644
--- a/io-package.json
+++ b/io-package.json
@@ -1,8 +1,20 @@
 {
 	"common": {
 		"name": "tradfri",
-		"version": "3.0.2",
+		"version": "3.1.0",
 		"news": {
+			"3.1.0": {
+				"en": "Add support for STARKVIND Air Purifier",
+				"de": "Unterstützung für STARKVIND Luftreiniger hinzugefügt",
+				"ru": "Добавить поддержку очистителя воздуха СТАРКВИНД",
+				"pt": "Adicionar suporte para purificador de ar STARKVIND",
+				"nl": "Ondersteuning toevoegen voor STARKVIND luchtreiniger",
+				"fr": "Ajout de la prise en charge du purificateur d'air STARKVIND",
+				"it": "Aggiungi il supporto per il purificatore d'aria STARKVIND",
+				"es": "Agregue soporte para el purificador de aire STARKVIND",
+				"pl": "Dodaj obsługę oczyszczacza powietrza STARKVIND",
+				"zh-cn": "添加对 STARKVIND 空气净化器的支持"
+			},
 			"3.0.2": {
 				"en": "Improve support for older browsers\nUpdate dependencies",
 				"de": "Unterstützung für ältere Browser verbessert\nAbhängigkeiten aktualisiert",
@@ -74,18 +86,6 @@
 				"es": "Actualizaciones de dependencia\nProblemas resueltos en `io-package.json` y README encontrados por el verificador del adaptador",
 				"pl": "Aktualizacje zależności\nNaprawiono problemy w plikach `io-package.json` i plik README znalezione przez narzędzie do sprawdzania adapterów",
 				"zh-cn": "依赖关系更新\n修复了适配器检查器在io-package.json和自述文件中的问题"
-			},
-			"2.7.0": {
-				"en": "Compatibility with gateway firmware v1.13.21\nAdded `whenPowerRestored` setting to configure what bulbs do after a power loss",
-				"de": "Kompatibilität mit der Gateway-Firmware v1.13.21\nDie Einstellung \"whenPowerRestored\" wurde hinzugefügt, um zu konfigurieren, was Lampen nach einem Stromausfall tun",
-				"ru": "Совместимость с прошивкой шлюза v1.13.21\nДобавлен параметр whenPowerRestored для настройки действий лампочек после отключения питания.",
-				"pt": "Compatibilidade com firmware de gateway v1.13.21\nAdicionada a configuração `whenPowerRestored` para definir o que as lâmpadas fazem após uma perda de energia",
-				"nl": "Compatibiliteit met gateway-firmware v1.13.21\nInstelling `whenPowerRestored` toegevoegd om te configureren wat lampen doen na stroomuitval",
-				"fr": "Compatibilité avec le firmware de la passerelle v1.13.21\nAjout du paramètre `whenPowerRestored` pour configurer ce que font les ampoules après une coupure de courant",
-				"it": "Compatibilità con il firmware del gateway v1.13.21\nAggiunta l'impostazione `whenPowerRestored` per configurare cosa fanno le lampadine dopo una perdita di alimentazione",
-				"es": "Compatibilidad con el firmware de la puerta de enlace v1.13.21\nSe agregó la configuración `whenPowerRestored` para configurar lo que hacen las bombillas después de una pérdida de energía",
-				"pl": "Zgodność z oprogramowaniem sprzętowym bramy w wersji 1.13.21\nDodano ustawienie WhenPowerRestored, aby skonfigurować działanie żarówek po utracie zasilania",
-				"zh-cn": "与网关固件v1.13.21的兼容性\n添加了“ whenPowerRestored”设置，以配置掉电后灯泡的功能"
 			}
 		},
 		"title": "IKEA Trådfri",
@@ -113,7 +113,9 @@
 			"pl": "Komunikuje się z IKEA brama Trådfri do zarządzania urządzeniami",
 			"zh-cn": "与IKEA Trådfri网关，以控制设备"
 		},
-		"authors": ["AlCalzone <d.griesel@gmx.net>"],
+		"authors": [
+			"AlCalzone <d.griesel@gmx.net>"
+		],
 		"license": "MIT",
 		"platform": "Javascript/Node.js",
 		"main": "build/main.js",
@@ -121,7 +123,10 @@
 		"icon": "tradfri.png",
 		"enabled": false,
 		"extIcon": "https://raw.githubusercontent.com/AlCalzone/ioBroker.tradfri/master/admin/tradfri.png",
-		"keywords": ["ikea", "tradfri"],
+		"keywords": [
+			"ikea",
+			"tradfri"
+		],
 		"readme": "https://github.com/AlCalzone/ioBroker.tradfri/blob/master/README.md",
 		"loglevel": "info",
 		"type": "lighting",
@@ -145,7 +150,11 @@
 		"preserveTransitionTime": false,
 		"roundToDigits": 2
 	},
-	"protectedNative": ["securityCode", "identity", "psk"],
+	"protectedNative": [
+		"securityCode",
+		"identity",
+		"psk"
+	],
 	"objects": [],
 	"instanceObjects": [
 		{
diff --git a/package-lock.json b/package-lock.json
index 61f36990..8802d28e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "iobroker.tradfri",
-  "version": "3.0.2",
+  "version": "3.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 143908cc..3c6571f7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "iobroker.tradfri",
-  "version": "3.0.2",
+  "version": "3.1.0",
   "description": "ioBroker tradfri Adapter",
   "author": {
     "name": "AlCalzone",