diff --git a/app/code/Magento/Eav/Model/TypeLocator.php b/app/code/Magento/Eav/Model/TypeLocator.php
index 76c03ff69ae05..3eb6e3fd763ca 100644
--- a/app/code/Magento/Eav/Model/TypeLocator.php
+++ b/app/code/Magento/Eav/Model/TypeLocator.php
@@ -53,12 +53,4 @@ public function getType($attributeCode, $entityType)
 
         return TypeProcessor::NORMALIZED_ANY_TYPE;
     }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAllServiceDataInterfaces()
-    {
-        return $this->serviceTypeList->getDataTypes();
-    }
 }
diff --git a/app/code/Magento/Eav/Model/TypeLocator/ComplexType.php b/app/code/Magento/Eav/Model/TypeLocator/ComplexType.php
index c01779e27aa03..6c168af6afe58 100644
--- a/app/code/Magento/Eav/Model/TypeLocator/ComplexType.php
+++ b/app/code/Magento/Eav/Model/TypeLocator/ComplexType.php
@@ -96,14 +96,6 @@ public function getDataTypes()
         return array_unique($dataInterfaceArray);
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getAllServiceDataInterfaces()
-    {
-        return $this->getDataTypes();
-    }
-
     /**
      * @return array [['backend model' => 'simple or complex type'], ..]
      */
diff --git a/app/code/Magento/Eav/Model/TypeLocator/ServiceClassLocator.php b/app/code/Magento/Eav/Model/TypeLocator/ServiceClassLocator.php
index 7ffcf689c4381..e51c597e3d19d 100644
--- a/app/code/Magento/Eav/Model/TypeLocator/ServiceClassLocator.php
+++ b/app/code/Magento/Eav/Model/TypeLocator/ServiceClassLocator.php
@@ -73,12 +73,4 @@ public function getType($attributeCode, $entityType)
 
         return $type;
     }
-
-    /**
-     * @inheritDoc
-     */
-    public function getAllServiceDataInterfaces()
-    {
-        return $this->complexTypeLocator->getDataTypes();
-    }
 }
diff --git a/app/code/Magento/Eav/Model/TypeLocator/SimpleType.php b/app/code/Magento/Eav/Model/TypeLocator/SimpleType.php
index eb9b173ed52be..855c52789504b 100644
--- a/app/code/Magento/Eav/Model/TypeLocator/SimpleType.php
+++ b/app/code/Magento/Eav/Model/TypeLocator/SimpleType.php
@@ -62,14 +62,4 @@ public function getType($attributeCode, $entityType)
         ];
         return $backendTypeMap[$backendType] ?? TypeProcessor::NORMALIZED_ANY_TYPE;
     }
-
-    /**
-     * Get data Types from service type list
-     *
-     * @return void
-     */
-    public function getAllServiceDataInterfaces()
-    {
-        $this->serviceTypeList->getDataTypes();
-    }
 }
diff --git a/app/code/Magento/Theme/Model/View/Design.php b/app/code/Magento/Theme/Model/View/Design.php
index 98f7665400dd8..7e004be1a4d5c 100644
--- a/app/code/Magento/Theme/Model/View/Design.php
+++ b/app/code/Magento/Theme/Model/View/Design.php
@@ -105,6 +105,7 @@ public function __construct(
      *
      * @param string $area
      * @return $this
+     * @deprecated
      */
     public function setArea($area)
     {
@@ -136,9 +137,7 @@ public function getArea()
      */
     public function setDesignTheme($theme, $area = null)
     {
-        if ($area) {
-            $this->setArea($area);
-        } else {
+        if (null === $area) {
             $area = $this->getArea();
         }
 
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Block/System/Design/Edit/Tab/GeneralTest.php b/dev/tests/integration/testsuite/Magento/Backend/Block/System/Design/Edit/Tab/GeneralTest.php
index ff7fda4f75eee..6fe65034ae099 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Block/System/Design/Edit/Tab/GeneralTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Block/System/Design/Edit/Tab/GeneralTest.php
@@ -19,8 +19,6 @@ public function testPrepareForm()
         $objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager();
         $objectManager->get(
             \Magento\Framework\View\DesignInterface::class
-        )->setArea(
-            \Magento\Backend\App\Area\FrontNameResolver::AREA_CODE
         )->setDefaultDesignTheme();
         $objectManager->get(
             \Magento\Framework\Registry::class
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/FormTest.php b/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/FormTest.php
index f9f8bc7fb0a86..c816a9e119b0c 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/FormTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/FormTest.php
@@ -19,8 +19,6 @@ public function testSetFieldset()
         $objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager();
         $objectManager->get(
             \Magento\Framework\View\DesignInterface::class
-        )->setArea(
-            \Magento\Backend\App\Area\FrontNameResolver::AREA_CODE
         )->setDefaultDesignTheme();
         $layout = $objectManager->create(\Magento\Framework\View\Layout::class);
         $formBlock = $layout->addBlock(\Magento\Backend\Block\Widget\Form::class);
diff --git a/dev/tests/integration/testsuite/Magento/Catalog/controllers/_files/products.php b/dev/tests/integration/testsuite/Magento/Catalog/controllers/_files/products.php
index 4a3c8f2e6b96c..09d7340405b08 100644
--- a/dev/tests/integration/testsuite/Magento/Catalog/controllers/_files/products.php
+++ b/dev/tests/integration/testsuite/Magento/Catalog/controllers/_files/products.php
@@ -12,8 +12,6 @@
 
 $objectManager->get(
     \Magento\Framework\View\DesignInterface::class
-)->setArea(
-    'frontend'
 )->setDefaultDesignTheme();
 
 /** @var \Magento\Catalog\Model\Product\Media\Config $config */
diff --git a/dev/tests/integration/testsuite/Magento/EncryptionKey/Block/Adminhtml/Crypt/Key/FormTest.php b/dev/tests/integration/testsuite/Magento/EncryptionKey/Block/Adminhtml/Crypt/Key/FormTest.php
index 8f6ac72e4a6a2..c17e092cbf1e9 100644
--- a/dev/tests/integration/testsuite/Magento/EncryptionKey/Block/Adminhtml/Crypt/Key/FormTest.php
+++ b/dev/tests/integration/testsuite/Magento/EncryptionKey/Block/Adminhtml/Crypt/Key/FormTest.php
@@ -20,7 +20,6 @@ public function testPrepareForm()
         $objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager();
 
         $objectManager->get(\Magento\Framework\View\DesignInterface::class)
-            ->setArea(\Magento\Backend\App\Area\FrontNameResolver::AREA_CODE)
             ->setDefaultDesignTheme();
 
         $block = $objectManager->get(\Magento\Framework\View\LayoutInterface::class)
diff --git a/dev/tests/integration/testsuite/Magento/Framework/App/AreaTest.php b/dev/tests/integration/testsuite/Magento/Framework/App/AreaTest.php
index 575caf6e3e991..31477734349b0 100644
--- a/dev/tests/integration/testsuite/Magento/Framework/App/AreaTest.php
+++ b/dev/tests/integration/testsuite/Magento/Framework/App/AreaTest.php
@@ -54,8 +54,6 @@ public function testInitDesign()
         )->getArea();
         $sameDesign = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get(
             \Magento\Framework\View\DesignInterface::class
-        )->setArea(
-            $designArea
         );
         $this->assertSame($design, $sameDesign);
     }
diff --git a/dev/tests/integration/testsuite/Magento/Newsletter/Block/Adminhtml/Queue/Edit/FormTest.php b/dev/tests/integration/testsuite/Magento/Newsletter/Block/Adminhtml/Queue/Edit/FormTest.php
index df50f80f4ea66..d749a3568de53 100644
--- a/dev/tests/integration/testsuite/Magento/Newsletter/Block/Adminhtml/Queue/Edit/FormTest.php
+++ b/dev/tests/integration/testsuite/Magento/Newsletter/Block/Adminhtml/Queue/Edit/FormTest.php
@@ -24,8 +24,6 @@ public function testPrepareForm()
 
         $objectManager->get(
             \Magento\Framework\View\DesignInterface::class
-        )->setArea(
-            \Magento\Backend\App\Area\FrontNameResolver::AREA_CODE
         )->setDefaultDesignTheme();
         $objectManager->get(
             \Magento\Framework\Config\ScopeInterface::class
diff --git a/dev/tests/integration/testsuite/Magento/Reports/Block/Adminhtml/Filter/FormTest.php b/dev/tests/integration/testsuite/Magento/Reports/Block/Adminhtml/Filter/FormTest.php
index 62ab380e55983..afa2dd4d2a48b 100644
--- a/dev/tests/integration/testsuite/Magento/Reports/Block/Adminhtml/Filter/FormTest.php
+++ b/dev/tests/integration/testsuite/Magento/Reports/Block/Adminhtml/Filter/FormTest.php
@@ -18,8 +18,6 @@ public function testPrepareForm()
     {
         \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get(
             \Magento\Framework\View\DesignInterface::class
-        )->setArea(
-            \Magento\Backend\App\Area\FrontNameResolver::AREA_CODE
         )->setDefaultDesignTheme();
         $layout = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->create(
             \Magento\Framework\View\Layout::class
diff --git a/lib/internal/Magento/Framework/App/Area.php b/lib/internal/Magento/Framework/App/Area.php
index 4bc7c769caf19..c976bf5d3f0d3 100644
--- a/lib/internal/Magento/Framework/App/Area.php
+++ b/lib/internal/Magento/Framework/App/Area.php
@@ -258,7 +258,7 @@ protected function _initTranslate()
      */
     protected function _initDesign()
     {
-        $this->_getDesign()->setArea($this->_code)->setDefaultDesignTheme();
+        $this->_getDesign()->setDefaultDesignTheme();
         return $this;
     }
 }
diff --git a/lib/internal/Magento/Framework/App/Config/ValueInterface.php b/lib/internal/Magento/Framework/App/Config/ValueInterface.php
index 0aa600b84dcce..b7fcf7c221ef2 100644
--- a/lib/internal/Magento/Framework/App/Config/ValueInterface.php
+++ b/lib/internal/Magento/Framework/App/Config/ValueInterface.php
@@ -10,9 +10,7 @@
 /**
  * Interface \Magento\Framework\App\Config\ValueInterface
  *
- * This interface cannot be marked as API since doesn't fit developers' needs of extensibility. In 2.4 we are going
- * to introduce a new interface which should cover all needs and deprecate the this one with the model
- * {@see \Magento\Framework\App\Config\Value}
+ * @api
  */
 interface ValueInterface
 {
diff --git a/lib/internal/Magento/Framework/App/Test/Unit/AreaTest.php b/lib/internal/Magento/Framework/App/Test/Unit/AreaTest.php
index 0b0e409e6439d..cf2ae67812ffa 100644
--- a/lib/internal/Magento/Framework/App/Test/Unit/AreaTest.php
+++ b/lib/internal/Magento/Framework/App/Test/Unit/AreaTest.php
@@ -178,10 +178,6 @@ public function testLoadDesign()
             ->method('get')
             ->with(\Magento\Framework\View\DesignInterface::class)
             ->willReturn($designMock);
-        $designMock->expects($this->once())
-            ->method('setArea')
-            ->with($this->areaCode)
-            ->willReturnSelf();
         $designMock->expects($this->once())
             ->method('setDefaultDesignTheme');
         $this->object->load(Area::PART_DESIGN);
@@ -207,10 +203,6 @@ public function testLoad()
         $designMock = $this->getMockBuilder(\Magento\Framework\View\DesignInterface::class)
             ->disableOriginalConstructor()
             ->getMock();
-        $designMock->expects($this->once())
-            ->method('setArea')
-            ->with($this->areaCode)
-            ->willReturnSelf();
         $designMock->expects($this->once())
             ->method('setDefaultDesignTheme');
         $this->objectManagerMock->expects($this->exactly(2))
diff --git a/lib/internal/Magento/Framework/MessageQueue/ConsumerConfigurationInterface.php b/lib/internal/Magento/Framework/MessageQueue/ConsumerConfigurationInterface.php
index 3e54f03e71603..d320cd660f1bd 100644
--- a/lib/internal/Magento/Framework/MessageQueue/ConsumerConfigurationInterface.php
+++ b/lib/internal/Magento/Framework/MessageQueue/ConsumerConfigurationInterface.php
@@ -7,6 +7,8 @@
 
 /**
  * Configuration for the consumer.
+ *
+ * @api
  */
 interface ConsumerConfigurationInterface
 {
@@ -41,16 +43,6 @@ public function getConsumerName();
      */
     public function getQueueName();
 
-    /**
-     * Get consumer type sync|async.
-     *
-     * @return string
-     * @deprecated 103.0.0
-     * @see \Magento\Framework\Communication\ConfigInterface::getTopic
-     * @throws \LogicException
-     */
-    public function getType();
-
     /**
      * Get maximum number of message, which will be read by consumer before termination of the process.
      *
diff --git a/lib/internal/Magento/Framework/View/DesignInterface.php b/lib/internal/Magento/Framework/View/DesignInterface.php
index ee501f1f494ad..658e2545918da 100644
--- a/lib/internal/Magento/Framework/View/DesignInterface.php
+++ b/lib/internal/Magento/Framework/View/DesignInterface.php
@@ -7,6 +7,8 @@
 
 /**
  * Design Interface
+ *
+ * @api
  */
 interface DesignInterface
 {
@@ -32,7 +34,7 @@ interface DesignInterface
      *
      * @param string $area
      * @return DesignInterface
-     * @TODO MAGETWO-31474: Remove deprecated method setArea
+     * @deprecated
      */
     public function setArea($area);
 
diff --git a/lib/internal/Magento/Framework/Webapi/CustomAttributeTypeLocatorInterface.php b/lib/internal/Magento/Framework/Webapi/CustomAttributeTypeLocatorInterface.php
index ac183bc3b1871..44608efc4a738 100644
--- a/lib/internal/Magento/Framework/Webapi/CustomAttributeTypeLocatorInterface.php
+++ b/lib/internal/Magento/Framework/Webapi/CustomAttributeTypeLocatorInterface.php
@@ -8,6 +8,8 @@
 
 /**
  * Interface to locate types for custom attributes
+ *
+ * @api
  */
 interface CustomAttributeTypeLocatorInterface
 {
@@ -19,13 +21,4 @@ interface CustomAttributeTypeLocatorInterface
      * @return string
      */
     public function getType($attributeCode, $entityType);
-
-    /**
-     * Get list of all Data Interface corresponding to complex custom attribute types
-     *
-     * @return string[] array of Data Interface class names
-     * @deprecated 102.0.0
-     * @see \Magento\Framework\Webapi\CustomAttribute\ServiceTypeListInterface::getDataTypes()
-     */
-    public function getAllServiceDataInterfaces();
 }