diff --git a/entry/obfuscation-rules.txt b/entry/obfuscation-rules.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dbb4b8156d97928ffed9342bb7b472534d642497
--- /dev/null
+++ b/entry/obfuscation-rules.txt
@@ -0,0 +1,23 @@
+# Define project specific obfuscation rules here.
+# You can include the obfuscation configuration files in the current module's build-profile.json5.
+#
+# For more details, see
+#   https://developer.huawei.com/consumer/cn/doc/harmonyos-guides-V5/source-obfuscation-V5
+
+# Obfuscation options:
+# -disable-obfuscation: disable all obfuscations
+# -enable-property-obfuscation: obfuscate the property names
+# -enable-toplevel-obfuscation: obfuscate the names in the global scope
+# -compact: remove unnecessary blank spaces and all line feeds
+# -remove-log: remove all console.* statements
+# -print-namecache: print the name cache that contains the mapping from the old names to new names
+# -apply-namecache: reuse the given cache file
+
+# Keep options:
+# -keep-property-name: specifies property names that you want to keep
+# -keep-global-name: specifies names that you want to keep in the global scope
+
+-enable-property-obfuscation
+-enable-toplevel-obfuscation
+-enable-filename-obfuscation
+-enable-export-obfuscation
diff --git a/screenshots/device/background.gif b/screenshots/device/background.gif
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diff --git a/screenshots/device/background_EN.gif b/screenshots/device/background_EN.gif
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diff --git a/screenshots/device/bottom.gif b/screenshots/device/bottom.gif
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diff --git a/screenshots/device/bottom_EN.gif b/screenshots/device/bottom_EN.gif
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diff --git a/screenshots/device/choose.gif b/screenshots/device/choose.gif
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diff --git a/screenshots/device/choose_EN.gif b/screenshots/device/choose_EN.gif
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diff --git a/screenshots/device/slide.gif b/screenshots/device/slide.gif
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diff --git a/screenshots/device/slide_EN.gif b/screenshots/device/slide_EN.gif
index 8c37aec303f321b6bbd6b4f634eb5ee38684157b..11818db29a14ba6c0e7fb843f40df42b1a011afc 100644
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diff --git a/screenshots/device/text.gif b/screenshots/device/text.gif
index a306f736a67021a9862b89c1c5a9cb82b4731cdb..7bfaf3033c89f217ee448cb9ea04de0744bfd19e 100644
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diff --git a/screenshots/device/text_EN.gif b/screenshots/device/text_EN.gif
index d56bf68b932035090a3da48fa6661bbe54cbf7a9..dc08b5e94a526c469b1eb830579ea4d4f16b0b3a 100644
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