diff --git a/tester/harmony/AppScope/app.json5 b/tester/harmony/AppScope/app.json5
index d6694f26fb279a641cdfad81610c72ce9abea67b..b9bc655786c92180fc7007a9237b9eddcd7c430e 100644
--- a/tester/harmony/AppScope/app.json5
+++ b/tester/harmony/AppScope/app.json5
@@ -6,5 +6,6 @@
     "versionName": "1.0.0",
     "icon": "$media:app_icon",
     "label": "$string:app_name",
+    "configuration": "$profile:configuration"
   }
 }
diff --git a/tester/harmony/AppScope/resources/base/profile/configuration.json b/tester/harmony/AppScope/resources/base/profile/configuration.json
new file mode 100644
index 0000000000000000000000000000000000000000..5bdd4f03dc5c6f5df2092fbcd1ca4fbbde0ab609
--- /dev/null
+++ b/tester/harmony/AppScope/resources/base/profile/configuration.json
@@ -0,0 +1,6 @@
+{
+  "configuration": {
+    "fontSizeMaxScale": "3.2",
+    "fontSizeScale": "followSystem"
+  }
+}
\ No newline at end of file
diff --git a/tester/harmony/react_native_openharmony/src/main/cpp/RNOH/TextMeasurer.cpp b/tester/harmony/react_native_openharmony/src/main/cpp/RNOH/TextMeasurer.cpp
index a63356b4eadb463ffa8e128e4f72ecbd912c9ab7..b2cbed771699ab955c8b0c1cacb7418be1616edb 100644
--- a/tester/harmony/react_native_openharmony/src/main/cpp/RNOH/TextMeasurer.cpp
+++ b/tester/harmony/react_native_openharmony/src/main/cpp/RNOH/TextMeasurer.cpp
@@ -41,7 +41,7 @@ TextMeasurement TextMeasurer::measure(
     float fontMultiplier = 1.0;
     if (paragraphAttributes.allowFontScaling) {
       fontMultiplier = m_fontScale;
-      if (!isnan(paragraphAttributes.maxFontSizeMultiplier)) {
+      if (!isnan(paragraphAttributes.maxFontSizeMultiplier) && paragraphAttributes.maxFontSizeMultiplier >= 1) {
         fontMultiplier = std::min(m_fontScale, (float)paragraphAttributes.maxFontSizeMultiplier);
       }
     }