diff --git a/services/core/java/com/android/server/notification/ZenModeHelper.java b/services/core/java/com/android/server/notification/ZenModeHelper.java
index 20b7fd4..4a3812b 100644
--- a/services/core/java/com/android/server/notification/ZenModeHelper.java
+++ b/services/core/java/com/android/server/notification/ZenModeHelper.java
@@ -1493,9 +1493,13 @@
             newConfig = mConfig.copy();
             if (zenMode == Global.ZEN_MODE_OFF) {
                 newConfig.manualRule = null;
-                for (ZenRule automaticRule : newConfig.automaticRules.values()) {
-                    if (automaticRule.isAutomaticActive()) {
-                        automaticRule.snoozing = true;
+                if (!Flags.modesUi() || origin != UPDATE_ORIGIN_USER) {
+                    // User deactivation of DND means just turning off the manual DND rule.
+                    // For API calls (different origin) keep old behavior of snoozing all rules.
+                    for (ZenRule automaticRule : newConfig.automaticRules.values()) {
+                        if (automaticRule.isAutomaticActive()) {
+                            automaticRule.snoozing = true;
+                        }
                     }
                 }
             } else {
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
index 43f24750..5adfafb 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
@@ -322,6 +322,27 @@
         mZenModeEventLogger.reset();
     }
 
+    private enum ChangeOrigin {
+        ORIGIN_UNKNOWN(ZenModeConfig.UPDATE_ORIGIN_UNKNOWN),
+        ORIGIN_INIT(ZenModeConfig.UPDATE_ORIGIN_INIT),
+        ORIGIN_INIT_USER(ZenModeConfig.UPDATE_ORIGIN_INIT_USER),
+        ORIGIN_USER(ZenModeConfig.UPDATE_ORIGIN_USER),
+        ORIGIN_APP(ZenModeConfig.UPDATE_ORIGIN_APP),
+        ORIGIN_SYSTEM_OR_SYSTEMUI(ZenModeConfig.UPDATE_ORIGIN_SYSTEM_OR_SYSTEMUI),
+        ORIGIN_RESTORE_BACKUP(ZenModeConfig.UPDATE_ORIGIN_RESTORE_BACKUP);
+
+        private final int mValue;
+
+        ChangeOrigin(@ZenModeConfig.ConfigChangeOrigin int value) {
+            mValue = value;
+        }
+
+        @ZenModeConfig.ConfigChangeOrigin
+        public int value() {
+            return mValue;
+        }
+    }
+
     private XmlResourceParser getDefaultConfigParser() throws IOException, XmlPullParserException {
         String xml = "<zen version=\"10\">\n"
                 + "<allow alarms=\"true\" media=\"true\" system=\"false\" calls=\"true\" "
@@ -2898,6 +2919,72 @@
     }
 
     @Test
+    @EnableFlags(Flags.FLAG_MODES_API)
+    @DisableFlags(Flags.FLAG_MODES_UI)
+    public void setManualZenMode_off_snoozesActiveRules(@TestParameter ChangeOrigin setZenOrigin) {
+        // Start with an active rule and an inactive rule.
+        mZenModeHelper.mConfig.automaticRules.clear();
+        AutomaticZenRule activeRule = new AutomaticZenRule.Builder("Test", CONDITION_ID)
+                .setInterruptionFilter(INTERRUPTION_FILTER_PRIORITY)
+                .build();
+        String activeRuleId = mZenModeHelper.addAutomaticZenRule(mContext.getPackageName(),
+                activeRule, UPDATE_ORIGIN_APP, "add it", CUSTOM_PKG_UID);
+        mZenModeHelper.setAutomaticZenRuleState(activeRuleId, CONDITION_TRUE, UPDATE_ORIGIN_APP,
+                CUSTOM_PKG_UID);
+        AutomaticZenRule inactiveRule = new AutomaticZenRule.Builder("Test", CONDITION_ID)
+                .setInterruptionFilter(INTERRUPTION_FILTER_PRIORITY)
+                .build();
+        String inactiveRuleId = mZenModeHelper.addAutomaticZenRule(mContext.getPackageName(),
+                inactiveRule, UPDATE_ORIGIN_APP, "add it", CUSTOM_PKG_UID);
+
+        assertThat(mZenModeHelper.getZenMode()).isEqualTo(ZEN_MODE_IMPORTANT_INTERRUPTIONS);
+
+        // User turns DND off.
+        mZenModeHelper.setManualZenMode(ZEN_MODE_OFF, null, setZenOrigin.value(),
+                "snoozing", "systemui", Process.SYSTEM_UID);
+        assertThat(mZenModeHelper.getZenMode()).isEqualTo(ZEN_MODE_OFF);
+        assertThat(mZenModeHelper.mConfig.automaticRules.get(activeRuleId).snoozing).isTrue();
+        assertThat(mZenModeHelper.mConfig.automaticRules.get(inactiveRuleId).snoozing).isFalse();
+    }
+
+    @Test
+    @EnableFlags({Flags.FLAG_MODES_API, Flags.FLAG_MODES_UI})
+    public void setManualZenMode_off_doesNotSnoozeRulesIfFromUser(
+            @TestParameter ChangeOrigin setZenOrigin) {
+        // Start with an active rule and an inactive rule
+        mZenModeHelper.mConfig.automaticRules.clear();
+        AutomaticZenRule activeRule = new AutomaticZenRule.Builder("Test", CONDITION_ID)
+                .setInterruptionFilter(INTERRUPTION_FILTER_PRIORITY)
+                .build();
+        String activeRuleId = mZenModeHelper.addAutomaticZenRule(mContext.getPackageName(),
+                activeRule, UPDATE_ORIGIN_APP, "add it", CUSTOM_PKG_UID);
+        mZenModeHelper.setAutomaticZenRuleState(activeRuleId, CONDITION_TRUE, UPDATE_ORIGIN_APP,
+                CUSTOM_PKG_UID);
+        AutomaticZenRule inactiveRule = new AutomaticZenRule.Builder("Test", CONDITION_ID)
+                .setInterruptionFilter(INTERRUPTION_FILTER_PRIORITY)
+                .build();
+        String inactiveRuleId = mZenModeHelper.addAutomaticZenRule(mContext.getPackageName(),
+                inactiveRule, UPDATE_ORIGIN_APP, "add it", CUSTOM_PKG_UID);
+
+        assertThat(mZenModeHelper.getZenMode()).isEqualTo(ZEN_MODE_IMPORTANT_INTERRUPTIONS);
+
+        // User turns DND off.
+        mZenModeHelper.setManualZenMode(ZEN_MODE_OFF, null, setZenOrigin.value(),
+                "snoozing", "systemui", Process.SYSTEM_UID);
+        ZenModeConfig config = mZenModeHelper.mConfig;
+        if (setZenOrigin == ChangeOrigin.ORIGIN_USER) {
+            // Other rule was unaffected.
+            assertThat(mZenModeHelper.getZenMode()).isEqualTo(ZEN_MODE_IMPORTANT_INTERRUPTIONS);
+            assertThat(config.automaticRules.get(activeRuleId).snoozing).isFalse();
+            assertThat(config.automaticRules.get(inactiveRuleId).snoozing).isFalse();
+        } else {
+            assertThat(mZenModeHelper.getZenMode()).isEqualTo(ZEN_MODE_OFF);
+            assertThat(config.automaticRules.get(activeRuleId).snoozing).isTrue();
+            assertThat(config.automaticRules.get(inactiveRuleId).snoozing).isFalse();
+        }
+    }
+
+    @Test
     public void testSetManualZenMode_legacy() {
         setupZenConfig();