diff --git a/cmds/idmap2/idmap2d/Idmap2Service.cpp b/cmds/idmap2/idmap2d/Idmap2Service.cpp
index 1b2d905aec0a7..073d987f5dad8 100644
--- a/cmds/idmap2/idmap2d/Idmap2Service.cpp
+++ b/cmds/idmap2/idmap2d/Idmap2Service.cpp
@@ -234,7 +234,11 @@ Status Idmap2Service::createFabricatedOverlay(
   }
 
   for (const auto& res : overlay.entries) {
-    builder.SetResourceValue(res.resourceName, res.dataType, res.data);
+    if (res.dataType == Res_value::TYPE_STRING) {
+      builder.SetResourceValue(res.resourceName, res.dataType, res.stringData.value());
+    } else {
+      builder.SetResourceValue(res.resourceName, res.dataType, res.data);
+    }
   }
 
   // Generate the file path of the fabricated overlay and ensure it does not collide with an
diff --git a/cmds/idmap2/idmap2d/aidl/core/android/os/FabricatedOverlayInternalEntry.aidl b/cmds/idmap2/idmap2d/aidl/core/android/os/FabricatedOverlayInternalEntry.aidl
index 6c2af274ae325..a6824da8c4248 100644
--- a/cmds/idmap2/idmap2d/aidl/core/android/os/FabricatedOverlayInternalEntry.aidl
+++ b/cmds/idmap2/idmap2d/aidl/core/android/os/FabricatedOverlayInternalEntry.aidl
@@ -23,4 +23,5 @@ parcelable FabricatedOverlayInternalEntry {
     @utf8InCpp String resourceName;
     int dataType;
     int data;
+    @nullable @utf8InCpp String stringData;
 }
\ No newline at end of file
diff --git a/cmds/idmap2/include/idmap2/FabricatedOverlay.h b/cmds/idmap2/include/idmap2/FabricatedOverlay.h
index 375671881e5ff..65916d7ebf493 100644
--- a/cmds/idmap2/include/idmap2/FabricatedOverlay.h
+++ b/cmds/idmap2/include/idmap2/FabricatedOverlay.h
@@ -41,6 +41,9 @@ struct FabricatedOverlay {
     Builder& SetResourceValue(const std::string& resource_name, uint8_t data_type,
                               uint32_t data_value);
 
+    Builder& SetResourceValue(const std::string& resource_name, uint8_t data_type,
+                              const std::string& data_string_value);
+
     WARN_UNUSED Result<FabricatedOverlay> Build();
 
    private:
@@ -48,6 +51,7 @@ struct FabricatedOverlay {
       std::string resource_name;
       DataType data_type;
       DataValue data_value;
+      std::string data_string_value;
     };
 
     std::string package_name_;
diff --git a/cmds/idmap2/include/idmap2/ResourceUtils.h b/cmds/idmap2/include/idmap2/ResourceUtils.h
index a0202dfee473f..414aa064ada7e 100644
--- a/cmds/idmap2/include/idmap2/ResourceUtils.h
+++ b/cmds/idmap2/include/idmap2/ResourceUtils.h
@@ -40,6 +40,7 @@ using DataValue = uint32_t;  // Res_value::data
 struct TargetValue {
   DataType data_type;
   DataValue data_value;
+  std::string data_string_value;
 };
 
 namespace utils {
diff --git a/cmds/idmap2/libidmap2/FabricatedOverlay.cpp b/cmds/idmap2/libidmap2/FabricatedOverlay.cpp
index 8352dbb7b619b..4d49674efce3c 100644
--- a/cmds/idmap2/libidmap2/FabricatedOverlay.cpp
+++ b/cmds/idmap2/libidmap2/FabricatedOverlay.cpp
@@ -65,7 +65,13 @@ FabricatedOverlay::Builder& FabricatedOverlay::Builder::SetOverlayable(const std
 
 FabricatedOverlay::Builder& FabricatedOverlay::Builder::SetResourceValue(
     const std::string& resource_name, uint8_t data_type, uint32_t data_value) {
-  entries_.emplace_back(Entry{resource_name, data_type, data_value});
+  entries_.emplace_back(Entry{resource_name, data_type, data_value, ""});
+  return *this;
+}
+
+FabricatedOverlay::Builder& FabricatedOverlay::Builder::SetResourceValue(
+    const std::string& resource_name, uint8_t data_type, const std::string& data_string_value) {
+  entries_.emplace_back(Entry{resource_name, data_type, 0, data_string_value});
   return *this;
 }
 
@@ -111,7 +117,8 @@ Result<FabricatedOverlay> FabricatedOverlay::Builder::Build() {
       entry = type->second.insert(std::make_pair(entry_name.to_string(), TargetValue())).first;
     }
 
-    entry->second = TargetValue{res_entry.data_type, res_entry.data_value};
+    entry->second = TargetValue{
+        res_entry.data_type, res_entry.data_value, res_entry.data_string_value};
   }
 
   pb::FabricatedOverlay overlay_pb;
diff --git a/core/java/android/content/om/FabricatedOverlay.java b/core/java/android/content/om/FabricatedOverlay.java
index d62b47b34dcba..5efc1f9f7ccad 100644
--- a/core/java/android/content/om/FabricatedOverlay.java
+++ b/core/java/android/content/om/FabricatedOverlay.java
@@ -88,7 +88,7 @@ public class FabricatedOverlay {
         }
 
         /**
-         * Sets the value of
+         * Sets the value of the fabricated overlay
          *
          * @param resourceName name of the target resource to overlay (in the form
          *                     [package]:type/entry)
@@ -106,6 +106,25 @@ public class FabricatedOverlay {
             return this;
         }
 
+        /**
+         * Sets the value of the fabricated overlay
+         *
+         * @param resourceName name of the target resource to overlay (in the form
+         *                     [package]:type/entry)
+         * @param dataType the data type of the new value
+         * @param value the string representing the new value
+         *
+         * @see android.util.TypedValue#type
+         */
+        public Builder setResourceValue(@NonNull String resourceName, int dataType, String value) {
+            final FabricatedOverlayInternalEntry entry = new FabricatedOverlayInternalEntry();
+            entry.resourceName = resourceName;
+            entry.dataType = dataType;
+            entry.stringData = value;
+            mEntries.add(entry);
+            return this;
+        }
+
         /** Builds an immutable fabricated overlay. */
         public FabricatedOverlay build() {
             final FabricatedOverlayInternal overlay = new FabricatedOverlayInternal();
diff --git a/services/core/java/com/android/server/om/OverlayManagerShellCommand.java b/services/core/java/com/android/server/om/OverlayManagerShellCommand.java
index bdde4f6ad86bb..b05e44f9e6258 100644
--- a/services/core/java/com/android/server/om/OverlayManagerShellCommand.java
+++ b/services/core/java/com/android/server/om/OverlayManagerShellCommand.java
@@ -62,7 +62,8 @@ final class OverlayManagerShellCommand extends ShellCommand {
     private final Context mContext;
     private final IOverlayManager mInterface;
     private static final Map<String, Integer> TYPE_MAP = Map.of(
-            "color", TypedValue.TYPE_FIRST_COLOR_INT);
+            "color", TypedValue.TYPE_FIRST_COLOR_INT,
+            "string", TypedValue.TYPE_STRING);
 
     OverlayManagerShellCommand(@NonNull final Context ctx, @NonNull final IOverlayManager iom) {
         mContext = ctx;
@@ -390,13 +391,17 @@ final class OverlayManagerShellCommand extends ShellCommand {
                 type = Integer.parseUnsignedInt(typeString);
             }
         }
-        final int intData;
-        if (valueString.startsWith("0x")) {
-            intData = Integer.parseUnsignedInt(valueString.substring(2), 16);
+        if (type == TypedValue.TYPE_STRING) {
+            overlayBuilder.setResourceValue(resourceName, type, valueString);
         } else {
-            intData = Integer.parseUnsignedInt(valueString);
+            final int intData;
+            if (valueString.startsWith("0x")) {
+                intData = Integer.parseUnsignedInt(valueString.substring(2), 16);
+            } else {
+                intData = Integer.parseUnsignedInt(valueString);
+            }
+            overlayBuilder.setResourceValue(resourceName, type, intData);
         }
-        overlayBuilder.setResourceValue(resourceName, type, intData);
     }
 
     private int runEnableExclusive() throws RemoteException {