diff --git a/feature/onboarding/presentation/src/main/java/com/afternote/feature/onboarding/presentation/OnboardingProfileScreen.kt b/feature/onboarding/presentation/src/main/java/com/afternote/feature/onboarding/presentation/OnboardingProfileScreen.kt
index 8700922e57..55cae8ab41 100644
--- a/feature/onboarding/presentation/src/main/java/com/afternote/feature/onboarding/presentation/OnboardingProfileScreen.kt
+++ b/feature/onboarding/presentation/src/main/java/com/afternote/feature/onboarding/presentation/OnboardingProfileScreen.kt
@@ -146,7 +146,7 @@ fun OnboardingProfileScreen(
 }
 
 /** 포토 피커 취소 결과(null)는 선택 변경이 아니므로 기존 프로필 이미지를 그대로 둔다. */
-internal fun handleProfileImagePickerResult(
+private fun handleProfileImagePickerResult(
     uri: Uri?,
     onProfileImagePick: (Uri) -> Unit,
 ) {
diff --git a/feature/onboarding/presentation/src/test/java/com/afternote/feature/onboarding/presentation/OnboardingProfilePickerResultTest.kt b/feature/onboarding/presentation/src/test/java/com/afternote/feature/onboarding/presentation/OnboardingProfilePickerResultTest.kt
index 7a538a85b9..7cc292e097 100644
--- a/feature/onboarding/presentation/src/test/java/com/afternote/feature/onboarding/presentation/OnboardingProfilePickerResultTest.kt
+++ b/feature/onboarding/presentation/src/test/java/com/afternote/feature/onboarding/presentation/OnboardingProfilePickerResultTest.kt
@@ -1,18 +1,103 @@
 package com.afternote.feature.onboarding.presentation
 
+import android.net.Uri
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.LocalActivityResultRegistryOwner
+import androidx.activity.result.ActivityResultRegistry
+import androidx.activity.result.ActivityResultRegistryOwner
+import androidx.activity.result.contract.ActivityResultContract
+import androidx.compose.material3.SnackbarHostState
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.runtime.remember
+import androidx.compose.ui.test.junit4.v2.createAndroidComposeRule
+import androidx.compose.ui.test.onNodeWithContentDescription
+import androidx.compose.ui.test.performClick
+import androidx.core.app.ActivityOptionsCompat
+import com.afternote.core.ui.theme.AfternoteTheme
 import org.junit.Assert.assertEquals
+import org.junit.Rule
 import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+import com.afternote.core.ui.R as CoreUiR
 
+/**
+ * 프로필 화면이 포토 피커 결과를 어떻게 다루는지 고정한다 (#1675).
+ *
+ * 결과 처리 helper 는 화면 파일 안에서만 쓰이는 `private` 구현이라 테스트가 직접 부르지 않는다.
+ * 대신 화면의 공개 계약 — 「프로필 수정 버튼」을 눌러 피커를 띄우고 그 결과가 돌아왔을 때
+ * `onProfileImagePick` 이 불리는가 — 으로 판정한다. 피커 자체는 실행하지 않고
+ * [LocalActivityResultRegistryOwner] 를 결과를 즉시 돌려주는 레지스트리로 갈아 끼운다.
+ */
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [35])
 class OnboardingProfilePickerResultTest {
+    @get:Rule
+    val composeRule = createAndroidComposeRule<ComponentActivity>()
+
+    private val pickedUris = mutableListOf<Uri>()
+
+    /** 피커를 띄우면 [pickerResult] 를 그대로 돌려주는 화면을 세운다. */
+    private fun setProfileContent(pickerResult: Uri?) {
+        val registryOwner =
+            object : ActivityResultRegistryOwner {
+                override val activityResultRegistry = ImmediateResultRegistry(pickerResult)
+            }
+        composeRule.setContent {
+            AfternoteTheme {
+                CompositionLocalProvider(LocalActivityResultRegistryOwner provides registryOwner) {
+                    OnboardingProfileScreen(
+                        initialName = "김노을",
+                        displayImageUri = null,
+                        snackbarHostState = remember { SnackbarHostState() },
+                        onNameChange = {},
+                        onProfileImagePick = pickedUris::add,
+                        onBackClick = {},
+                        onCompleteClick = {},
+                    )
+                }
+            }
+        }
+    }
+
+    private fun clickProfileImagePicker() {
+        val editDescription =
+            composeRule.activity.getString(CoreUiR.string.core_ui_content_description_profile_edit)
+        composeRule.onNodeWithContentDescription(editDescription).performClick()
+    }
+
     @Test
     fun `갤러리 취소는 기존 프로필 이미지를 변경하지 않는다`() {
-        val previouslySelectedUri = "content://profile/selected"
-        var profileImageUri = previouslySelectedUri
+        setProfileContent(pickerResult = null)
 
-        handleProfileImagePickerResult(uri = null) { pickedUri ->
-            profileImageUri = pickedUri.toString()
-        }
+        clickProfileImagePicker()
+
+        assertEquals(emptyList<Uri>(), pickedUris)
+    }
+
+    @Test
+    fun `갤러리에서 고른 이미지는 프로필 이미지로 올라간다`() {
+        val selectedUri = Uri.parse("content://profile/selected")
+        setProfileContent(pickerResult = selectedUri)
+
+        clickProfileImagePicker()
+
+        assertEquals(listOf(selectedUri), pickedUris)
+    }
+}
 
-        assertEquals(previouslySelectedUri, profileImageUri)
+/** `launch` 즉시 [result] 를 돌려주는 레지스트리. 실제 갤러리 Activity 를 띄우지 않는다. */
+private class ImmediateResultRegistry(
+    private val result: Uri?,
+) : ActivityResultRegistry() {
+    override fun <I, O> onLaunch(
+        requestCode: Int,
+        contract: ActivityResultContract<I, O>,
+        input: I,
+        options: ActivityOptionsCompat?,
+    ) {
+        @Suppress("UNCHECKED_CAST")
+        dispatchResult(requestCode, result as O)
     }
 }
diff --git a/konsist/src/test/kotlin/com/afternote/konsist/ProductionVisibilityKonsistTest.kt b/konsist/src/test/kotlin/com/afternote/konsist/ProductionVisibilityKonsistTest.kt
index b51b77e408..387583fe31 100644
--- a/konsist/src/test/kotlin/com/afternote/konsist/ProductionVisibilityKonsistTest.kt
+++ b/konsist/src/test/kotlin/com/afternote/konsist/ProductionVisibilityKonsistTest.kt
@@ -341,10 +341,8 @@ class ProductionVisibilityKonsistTest {
                 "feature/mindrecord/presentation/src/main/kotlin/com/afternote/feature/mindrecord/presentation/viewmodel/WeeklyReportRecordedDays.kt::function resolveDateInWeekOrNull [internal]",
             )
 
-        val ISSUE_1675_ONBOARDING =
-            setOf(
-                "feature/onboarding/presentation/src/main/java/com/afternote/feature/onboarding/presentation/OnboardingProfileScreen.kt::function handleProfileImagePickerResult [internal]",
-            )
+        /** #1675 해소. 프로필 이미지 선택 결과 helper 는 private 이고 테스트는 화면 동작으로 본다. */
+        val ISSUE_1675_ONBOARDING = emptySet<String>()
 
         val ISSUE_1676_RECEIVER =
             setOf(