diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.fir.kt
index 7bf6a31fb27..03c701e8a50 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.fir.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.fir.kt
@@ -1,5 +1,8 @@
 // TARGET_BACKEND: JVM
 // LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: m1-common
 // FILE: common.kt
@@ -7,8 +10,8 @@
 expect open class C1()
 expect interface I1
 
-open class Common1_1 : C1(), I1
-open class Common1_2 : I1, C1()
+open <!MANY_IMPL_MEMBER_NOT_IMPLEMENTED!>class Common1_1<!> : C1(), I1
+open <!MANY_IMPL_MEMBER_NOT_IMPLEMENTED!>class Common1_2<!> : I1, C1()
 
 expect open class Expect1_1 : C1, I1
 expect open class Expect1_2 : I1, C1
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.kt
index 91ead3474b5..3fbfbd2c62b 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyImplMemberNotImplemented.kt
@@ -1,5 +1,8 @@
 // TARGET_BACKEND: JVM
 // LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: m1-common
 // FILE: common.kt
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.fir.kt
index 273deca4159..9a8609119df 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.fir.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.fir.kt
@@ -1,5 +1,8 @@
 // TARGET_BACKEND: JVM
 // !LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // TARGET_PLATFORM: Common
@@ -8,7 +11,7 @@
 expect interface S1
 expect interface S2
 
-open class A : S1, S2
+open <!MANY_INTERFACES_MEMBER_NOT_IMPLEMENTED!>class A<!> : S1, S2
 
 class B : A()
 
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.kt
index db8b3d83aad..ca0ecfaef68 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/manyInterfacesMemberNotImplemented.kt
@@ -1,5 +1,8 @@
 // TARGET_BACKEND: JVM
 // !LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // TARGET_PLATFORM: Common
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.fir.kt
index e0ad087f345..a9f6bdb8f51 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.fir.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.fir.kt
@@ -1,4 +1,7 @@
 // LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // FILE: common.kt
@@ -10,9 +13,9 @@ expect interface I2<out R> {
     suspend fun invoke(): R
 }
 
-<!EXPECT_ACTUAL_INCOMPATIBILITY{JVM}, EXPECT_ACTUAL_INCOMPATIBILITY{JVM}!>expect interface ExpectInterface : I1<Int>, I2<Int><!>
+<!AMBIGUOUS_ACTUALS{JVM}, AMBIGUOUS_ACTUALS{JVM}, EXPECT_ACTUAL_INCOMPATIBILITY{JVM}, NO_ACTUAL_FOR_EXPECT{JVM}, NO_ACTUAL_FOR_EXPECT{JVM}!>expect interface ExpectInterface : I1<Int>, I2<Int><!>
 
-interface CommonInterface : I1<Int>, I2<Int>
+interface CommonInterface : <!MIXING_SUSPEND_AND_NON_SUSPEND_SUPERTYPES!>I1<Int>, I2<Int><!>
 
 // MODULE: jvm()()(common)
 // FILE: main.kt
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.kt
index a742cb16622..3f74976994c 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/mixedFunctionalTypesInSupertypes.kt
@@ -1,4 +1,7 @@
 // LANGUAGE: +MultiPlatformProjects
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // FILE: common.kt
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.fir.kt
new file mode 100644
index 00000000000..9256b1aad85
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.fir.kt
@@ -0,0 +1,38 @@
+// LANGUAGE: +MultiPlatformProjects
+
+// MODULE: m1-common
+// FILE: common.kt
+expect interface I1 {
+    fun foo(x: Int = 1)
+    fun bar(x: Int = 1)
+}
+
+expect interface I2 {
+    fun foo(x: Int = 2)
+    fun bar(x: Int = 2)
+}
+
+<!MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES_WHEN_NO_EXPLICIT_OVERRIDE!>expect interface ExpectInterface<!> : I1, I2 {
+    override fun foo(<!MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES!>x: Int<!>)
+}
+
+interface CommonInterface : I1, I2 {
+    override fun foo(x: Int)
+}
+
+// MODULE: m1-jvm()()(m1-common)
+// FILE: main.kt
+
+actual interface I1 {
+    actual fun foo(x: Int)
+    actual fun bar(x: Int)
+}
+
+actual interface I2 {
+    actual fun foo(x: Int)
+    actual fun bar(x: Int)
+}
+
+actual interface ExpectInterface : I1, I2 {
+    actual override fun foo(x: Int)
+}
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.kt
index eac07ae21e6..5779bea918a 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/multipleDefaultsInhereted.kt
@@ -1,4 +1,3 @@
-// FIR_IDENTICAL
 // LANGUAGE: +MultiPlatformProjects
 
 // MODULE: m1-common
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.fir.kt
index f6cf81cc443..3a9d76bd3b7 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.fir.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.fir.kt
@@ -1,11 +1,14 @@
 // LANGUAGE: +MultiPlatformProjects
 // ISSUE: KT-58845
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // FILE: common.kt
 expect interface I
 
-fun interface F : I {
+<!FUN_INTERFACE_WRONG_COUNT_OF_ABSTRACT_MEMBERS!>fun<!> interface F : I {
     fun foo()
 }
 
@@ -14,4 +17,4 @@ fun interface F : I {
 
 actual interface I {
     fun bar()
-}
\ No newline at end of file
+}
diff --git a/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.kt b/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.kt
index a2718c6a08a..bbbd7a20dd1 100644
--- a/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.kt
+++ b/compiler/testData/diagnostics/tests/multiplatform/scopes/scopeOfFunInterface.kt
@@ -1,5 +1,8 @@
 // LANGUAGE: +MultiPlatformProjects
 // ISSUE: KT-58845
+// IGNORE_DIAGNOSTIC_API
+// IGNORE_REVERSED_RESOLVE
+//  Reason: MPP diagnostics are reported differentely in the compiler and AA
 
 // MODULE: common
 // FILE: common.kt