diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
index 8bd335cb43208..a764baa636ddd 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
@@ -44523,12 +44523,6 @@ public void testSimpleIsInitialized() {
         public void testTopLevelProperty() {
           runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
         }
-
-        @Test
-        @TestMetadata("topLevelPropertyMultiModule.kt")
-        public void testTopLevelPropertyMultiModule() {
-          runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-        }
       }
 
       @Nested
diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
index 7b2727ad7f4e3..ff144e7e06734 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
@@ -44523,12 +44523,6 @@ public void testSimpleIsInitialized() {
         public void testTopLevelProperty() {
           runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
         }
-
-        @Test
-        @TestMetadata("topLevelPropertyMultiModule.kt")
-        public void testTopLevelPropertyMultiModule() {
-          runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-        }
       }
 
       @Nested
diff --git a/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/isInitializedMultiFile.kt b/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/isInitializedMultiFile.kt
index eaa530538a4d4..d4f5061cc055f 100644
--- a/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/isInitializedMultiFile.kt
+++ b/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/isInitializedMultiFile.kt
@@ -1,7 +1,8 @@
 // LANGUAGE: -NativeJsProhibitLateinitIsInitializedIntrinsicWithoutPrivateAccess
 // WITH_STDLIB
 // On JVM, isInitialized on a property from another file is forbidden because lateinit-ness is not included in the an ABI of a property.
-// IGNORE_BACKEND_K1: JVM, JVM_IR
+// Native became stable in 1.9.20 while `NativeJsProhibitLateinitIsInitializedIntrinsicWithoutPrivateAccess` was introduced in 1.9. Disabling old features in stable Native is not supported.
+// IGNORE_BACKEND_K1: JVM, JVM_IR, NATIVE
 // In K2, isInitialized on a property from another file is forbidden for all backends.
 // IGNORE_BACKEND_K2: ANY
 // IGNORE_LIGHT_ANALYSIS
diff --git a/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt b/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt
deleted file mode 100644
index a433b0abff980..0000000000000
--- a/compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt
+++ /dev/null
@@ -1,22 +0,0 @@
-// TARGET_BACKEND: NATIVE
-// In K2, isInitialized on a property from another file is forbidden for all backends.
-// IGNORE_BACKEND_K2: NATIVE
-// LANGUAGE: -NativeJsProhibitLateinitIsInitializedIntrinsicWithoutPrivateAccess
-// WITH_STDLIB
-
-// MODULE: lib
-// FILE: lib.kt
-package lib
-
-lateinit var bar: String
-
-// MODULE: main(lib)
-// FILE: box.kt
-import lib.*
-
-fun box(): String {
-    if (::bar.isInitialized) return "Fail 1"
-    bar = "OK"
-    if (!::bar.isInitialized) return "Fail 2"
-    return bar
-}
diff --git a/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxWithInlinedFunInKlibTestGenerated.java b/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxWithInlinedFunInKlibTestGenerated.java
index 585fdb4491733..0c6d3b67cedb2 100644
--- a/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxWithInlinedFunInKlibTestGenerated.java
+++ b/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxWithInlinedFunInKlibTestGenerated.java
@@ -35526,12 +35526,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested
diff --git a/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/inlining/NativeUnboundIrSerializationTestGenerated.java b/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/inlining/NativeUnboundIrSerializationTestGenerated.java
index 111144e2aee3e..7b15b5e16da5e 100644
--- a/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/inlining/NativeUnboundIrSerializationTestGenerated.java
+++ b/native/native.tests/klib-ir-inliner/tests-gen/org/jetbrains/kotlin/konan/test/inlining/NativeUnboundIrSerializationTestGenerated.java
@@ -33315,12 +33315,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested
diff --git a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestGenerated.java b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestGenerated.java
index 5d953314be5bc..83d8574efd900 100644
--- a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestGenerated.java
+++ b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestGenerated.java
@@ -35144,12 +35144,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested
diff --git a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestNoPLGenerated.java b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestNoPLGenerated.java
index e11a9cd70beeb..938b9b85f6de8 100644
--- a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestNoPLGenerated.java
+++ b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeCodegenBoxTestNoPLGenerated.java
@@ -35910,12 +35910,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested
diff --git a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestGenerated.java b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestGenerated.java
index 19072c4ce73ff..2c2ebecbe38d2 100644
--- a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestGenerated.java
+++ b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestGenerated.java
@@ -33736,12 +33736,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested
diff --git a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestNoPLGenerated.java b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestNoPLGenerated.java
index 80ee18d6efbd6..5620af41066b0 100644
--- a/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestNoPLGenerated.java
+++ b/native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeCodegenBoxTestNoPLGenerated.java
@@ -34491,12 +34491,6 @@ public void testSideEffects() {
           public void testTopLevelProperty() {
             runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelProperty.kt");
           }
-
-          @Test
-          @TestMetadata("topLevelPropertyMultiModule.kt")
-          public void testTopLevelPropertyMultiModule() {
-            runTest("compiler/testData/codegen/box/properties/lateinit/isInitializedAndDeinitialize/topLevelPropertyMultiModule.kt");
-          }
         }
 
         @Nested