diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index c4aba19d72c33..a988756bf93cd 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -3534,9 +3534,9 @@
          config_sidefpsSkipWaitForPowerVendorAcquireMessage -->
     <integer name="config_sidefpsSkipWaitForPowerAcquireMessage">6</integer>
 
-    <!-- This vendor acquired message that will cause the sidefpsKgPowerPress window to be skipped.
-         config_sidefpsSkipWaitForPowerOnFingerUp must be true and
-         config_sidefpsSkipWaitForPowerAcquireMessage must be BIOMETRIC_ACQUIRED_VENDOR == 6. -->
+    <!-- This vendor acquired message will cause the sidefpsKgPowerPress window to be skipped
+         when config_sidefpsSkipWaitForPowerAcquireMessage == 6 (VENDOR) and the vendor acquire
+         message equals this constant -->
     <integer name="config_sidefpsSkipWaitForPowerVendorAcquireMessage">2</integer>
 
     <!-- This config is used to force VoiceInteractionService to start on certain low ram devices.
diff --git a/services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClient.java b/services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClient.java
index fa751007198e9..bd451a8649472 100644
--- a/services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClient.java
+++ b/services/core/java/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClient.java
@@ -265,8 +265,7 @@ class FingerprintAuthenticationClient extends AuthenticationClient<AidlSession>
             final boolean acquireMessageMatch = acquiredInfo == mSkipWaitForPowerAcquireMessage;
             final boolean vendorMessageMatch = vendorCode == mSkipWaitForPowerVendorAcquireMessage;
             final boolean ignorePowerPress =
-                    (acquireMessageMatch && !shouldLookForVendor) || (shouldLookForVendor
-                            && acquireMessageMatch && vendorMessageMatch);
+                    acquireMessageMatch && (!shouldLookForVendor || vendorMessageMatch);
 
             if (ignorePowerPress) {
                 Slog.d(TAG, "(sideFPS) onFingerUp");
diff --git a/services/tests/servicestests/src/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClientTest.java b/services/tests/servicestests/src/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClientTest.java
index a5c181d532867..446435f6a5d30 100644
--- a/services/tests/servicestests/src/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClientTest.java
+++ b/services/tests/servicestests/src/com/android/server/biometrics/sensors/fingerprint/aidl/FingerprintAuthenticationClientTest.java
@@ -41,6 +41,7 @@ import android.hardware.biometrics.common.OperationContext;
 import android.hardware.biometrics.fingerprint.ISession;
 import android.hardware.biometrics.fingerprint.PointerContext;
 import android.hardware.fingerprint.Fingerprint;
+import android.hardware.fingerprint.FingerprintManager;
 import android.hardware.fingerprint.FingerprintSensorPropertiesInternal;
 import android.hardware.fingerprint.ISidefpsController;
 import android.hardware.fingerprint.IUdfpsOverlayController;
@@ -446,6 +447,52 @@ public class FingerprintAuthenticationClientTest {
         verify(mCallback).onClientFinished(any(), eq(true));
     }
 
+    @Test
+    public void sideFingerprintSkipsWindowIfVendorMessageMatch() throws Exception {
+        when(mSensorProps.isAnySidefpsType()).thenReturn(true);
+        final int vendorAcquireMessage = 1234;
+
+        mContext.getOrCreateTestableResources().addOverride(
+                R.integer.config_sidefpsSkipWaitForPowerAcquireMessage,
+                FingerprintManager.FINGERPRINT_ACQUIRED_VENDOR);
+        mContext.getOrCreateTestableResources().addOverride(
+                R.integer.config_sidefpsSkipWaitForPowerVendorAcquireMessage,
+                vendorAcquireMessage);
+
+        final FingerprintAuthenticationClient client = createClient(1);
+        client.start(mCallback);
+        mLooper.dispatchAll();
+        client.onAuthenticated(new Fingerprint("friendly", 4 /* fingerId */, 5 /* deviceId */),
+                true /* authenticated */, new ArrayList<>());
+        client.onAcquired(FingerprintManager.FINGERPRINT_ACQUIRED_VENDOR, vendorAcquireMessage);
+        mLooper.dispatchAll();
+
+        verify(mCallback).onClientFinished(any(), eq(true));
+    }
+
+    @Test
+    public void sideFingerprintDoesNotSkipWindowOnVendorErrorMismatch() throws Exception {
+        when(mSensorProps.isAnySidefpsType()).thenReturn(true);
+        final int vendorAcquireMessage = 1234;
+
+        mContext.getOrCreateTestableResources().addOverride(
+                R.integer.config_sidefpsSkipWaitForPowerAcquireMessage,
+                FingerprintManager.FINGERPRINT_ACQUIRED_VENDOR);
+        mContext.getOrCreateTestableResources().addOverride(
+                R.integer.config_sidefpsSkipWaitForPowerVendorAcquireMessage,
+                vendorAcquireMessage);
+
+        final FingerprintAuthenticationClient client = createClient(1);
+        client.start(mCallback);
+        mLooper.dispatchAll();
+        client.onAuthenticated(new Fingerprint("friendly", 4 /* fingerId */, 5 /* deviceId */),
+                true /* authenticated */, new ArrayList<>());
+        client.onAcquired(FingerprintManager.FINGERPRINT_ACQUIRED_VENDOR, 1);
+        mLooper.dispatchAll();
+
+        verify(mCallback, never()).onClientFinished(any(), anyBoolean());
+    }
+
     @Test
     public void sideFingerprintSendsAuthIfFingerUp() throws Exception {
         when(mSensorProps.isAnySidefpsType()).thenReturn(true);