diff --git a/CleanSpec.mk b/CleanSpec.mk
index 3beadff..47fd53a 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -744,7 +744,7 @@
 $(call add-clean-step, rm -rf $(HOST_OUT)/framework/vts-core-tradefed.jar)
 $(call add-clean-step, rm -rf $(HOST_OUT)/vts10/*)
 $(call add-clean-step, rm -rf $(HOST_OUT)/framework/vts10-tradefed.jar)
-# Clean up VTS again as VTS-Core will be renamed to VTS
+# Clean up VTS again as VTS-Core will be renamed to VTS 
 $(call add-clean-step, rm -rf $(HOST_OUT)/vts/*)
 $(call add-clean-step, rm -rf $(HOST_OUT)/framework/vts-tradefed.jar)
 
diff --git a/core/Makefile b/core/Makefile
index 0d993d0..54e67d6 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -5261,7 +5261,7 @@
   $(PROFDATA_ZIP): $(SOONG_ZIP)
 	$(hide) $(SOONG_ZIP) -d -o $@ -C $(LLVM_PREBUILTS_BASE)/linux-x86/$(LLVM_PREBUILTS_VERSION) -f $(LLVM_PROFDATA) -f $(LIBCXX)
 
-  $(call dist-for-goals,droidcore,$(PROFDATA_ZIP))
+  $(call dist-for-goals,droidcore apps_only,$(PROFDATA_ZIP))
 endif
 
 # -----------------------------------------------------------------
diff --git a/core/build_id.mk b/core/build_id.mk
index 11f4a80..2f9c3f3 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-BUILD_ID=RVC
+BUILD_ID=MASTER
diff --git a/core/main.mk b/core/main.mk
index 63fac43..b865819 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -88,6 +88,8 @@
 -include test/vts/tools/vts-core-tradefed/build/config.mk
 # CSUITE-specific config.
 -include test/app_compat/csuite/tools/build/config.mk
+# CATBox-specific config.
+-include test/catbox/tools/build/config.mk
 # CTS-Root-specific config.
 -include test/cts-root/tools/build/config.mk
 
diff --git a/core/tasks/catbox.mk b/core/tasks/catbox.mk
new file mode 100644
index 0000000..911c372
--- /dev/null
+++ b/core/tasks/catbox.mk
@@ -0,0 +1,23 @@
+# Copyright (C) 2021 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+test_suite_name := catbox
+test_suite_tradefed := catbox-tradefed
+test_suite_readme := test/catbox/tools/catbox-tradefed/README
+
+include $(BUILD_SYSTEM)/tasks/tools/compatibility.mk
+
+.PHONY: catbox
+catbox: $(compatibility_zip)
+$(call dist-for-goals, catbox, $(compatibility_zip))
\ No newline at end of file
diff --git a/target/board/go_defaults_common.prop b/target/board/go_defaults_common.prop
index d4989e0..ec2eb63 100644
--- a/target/board/go_defaults_common.prop
+++ b/target/board/go_defaults_common.prop
@@ -21,7 +21,6 @@
 ro.lmk.upgrade_pressure=40
 ro.lmk.downgrade_pressure=60
 ro.lmk.kill_heaviest_task=false
-ro.statsd.enable=true
 
 # set threshold to filter unused apps
 pm.dexopt.downgrade_after_inactive_days=10
diff --git a/target/product/base_system.mk b/target/product/base_system.mk
index 09864bc..c9cc8ff 100644
--- a/target/product/base_system.mk
+++ b/target/product/base_system.mk
@@ -16,6 +16,7 @@
 
 # Base modules and settings for the system partition.
 PRODUCT_PACKAGES += \
+    abx \
     adbd_system_api \
     am \
     android.hidl.allocator@1.0-service \
@@ -27,7 +28,6 @@
     android.test.base \
     android.test.mock \
     android.test.runner \
-    ANGLE \
     apexd \
     appops \
     app_process \
@@ -50,9 +50,11 @@
     charger \
     cmd \
     com.android.adbd \
+    com.android.appsearch \
     com.android.conscrypt \
     com.android.cronet \
     com.android.extservices \
+    com.android.geotz \
     com.android.i18n \
     com.android.ipsec \
     com.android.location.provider \
@@ -63,6 +65,7 @@
     com.android.permission \
     com.android.resolv \
     com.android.neuralnetworks \
+    com.android.scheduling \
     com.android.sdkext \
     com.android.tethering \
     com.android.tzdata \
@@ -83,6 +86,7 @@
     e2fsck \
     ExtShared \
     flags_health_check \
+    framework-graphics \
     framework-minus-apex \
     framework-res \
     framework-sysconfig.xml \
@@ -121,6 +125,7 @@
     credstore \
     ld.mc \
     libaaudio \
+    libalarm_jni \
     libamidi \
     libandroid \
     libandroidfw \
@@ -184,7 +189,6 @@
     libstagefright_foundation \
     libstagefright_omx \
     libstdc++ \
-    libsurfaceflinger \
     libsysutils \
     libui \
     libusbhost \
@@ -265,6 +269,7 @@
     tune2fs \
     tzdatacheck \
     uiautomator \
+    uinput \
     uncrypt \
     usbd \
     vdc \
@@ -347,7 +352,8 @@
 PRODUCT_SYSTEM_PROPERTIES += debug.atrace.tags.enableflags=0
 PRODUCT_SYSTEM_PROPERTIES += persist.traced.enable=1
 
-PRODUCT_PROPERTY_OVERRIDES += ro.gfx.angle.supported=true
+# ANGLE is not enabled by default
+PRODUCT_PROPERTY_OVERRIDES += ro.gfx.angle.supported=false
 
 # Packages included only for eng or userdebug builds, previously debug tagged
 PRODUCT_PACKAGES_DEBUG := \
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index b955841..07b3361 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -57,6 +57,7 @@
     libdynproc \
     libeffectproxy \
     libeffects \
+    libhapticgenerator \
     libldnhncr \
     libreference-ril \
     libreverbwrapper \
diff --git a/target/product/cfi-common.mk b/target/product/cfi-common.mk
index 925d70e..6ce4fbe 100644
--- a/target/product/cfi-common.mk
+++ b/target/product/cfi-common.mk
@@ -33,7 +33,7 @@
     system/bt \
     system/chre \
     system/core/libnetutils \
-    system/core/libziparchive \
+    system/libziparchive \
     system/gatekeeper \
     system/keymaster \
     system/nfc \
diff --git a/target/product/default_art_config.mk b/target/product/default_art_config.mk
index 1545780..153bb3f 100644
--- a/target/product/default_art_config.mk
+++ b/target/product/default_art_config.mk
@@ -22,6 +22,7 @@
 PRODUCT_BOOT_JARS := \
     $(ART_APEX_JARS) \
     framework-minus-apex \
+    framework-graphics \
     ext \
     com.android.i18n:core-icu4j \
     telephony-common \
@@ -29,11 +30,14 @@
     ims-common
 
 PRODUCT_UPDATABLE_BOOT_JARS := \
+    com.android.appsearch:framework-appsearch \
     com.android.conscrypt:conscrypt \
     com.android.media:updatable-media \
     com.android.mediaprovider:framework-mediaprovider \
     com.android.os.statsd:framework-statsd \
     com.android.permission:framework-permission \
+    com.android.permission:framework-permission-s \
+    com.android.scheduling:framework-scheduling \
     com.android.sdkext:framework-sdkextensions \
     com.android.wifi:framework-wifi \
     com.android.tethering:framework-tethering \
diff --git a/target/product/emulator_vendor.mk b/target/product/emulator_vendor.mk
index 4d46358..b9f33ab 100644
--- a/target/product/emulator_vendor.mk
+++ b/target/product/emulator_vendor.mk
@@ -49,4 +49,4 @@
 
 # disable setupwizard
 PRODUCT_SYSTEM_EXT_PROPERTIES += \
-    ro.setupwizard.mode=DISABLED
+    ro.setupwizard.mode?=DISABLED
diff --git a/target/product/generic_system.mk b/target/product/generic_system.mk
index 1f310c9..f13c9db 100644
--- a/target/product/generic_system.mk
+++ b/target/product/generic_system.mk
@@ -34,7 +34,6 @@
     PartnerBookmarksProvider \
     Stk \
     Tag \
-    TimeZoneUpdater \
 
 # OTA support
 PRODUCT_PACKAGES += \
diff --git a/target/product/generic_system_arm64.mk b/target/product/generic_system_arm64.mk
index 2c64479..0fc7803 100644
--- a/target/product/generic_system_arm64.mk
+++ b/target/product/generic_system_arm64.mk
@@ -38,6 +38,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
+PRODUCT_RESTRICT_VENDOR_FILES := all
+
 PRODUCT_NAME := generic_system_arm64
 PRODUCT_DEVICE := mainline_arm64
 PRODUCT_BRAND := generic
diff --git a/target/product/generic_system_x86.mk b/target/product/generic_system_x86.mk
index cf38a98..21555d4 100644
--- a/target/product/generic_system_x86.mk
+++ b/target/product/generic_system_x86.mk
@@ -37,6 +37,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
+PRODUCT_RESTRICT_VENDOR_FILES := all
+
 PRODUCT_NAME := generic_system_x86
 PRODUCT_DEVICE := mainline_x86
 PRODUCT_BRAND := generic
diff --git a/target/product/generic_system_x86_64.mk b/target/product/generic_system_x86_64.mk
index 5f3829b..1ca9678 100644
--- a/target/product/generic_system_x86_64.mk
+++ b/target/product/generic_system_x86_64.mk
@@ -38,6 +38,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
+PRODUCT_RESTRICT_VENDOR_FILES := all
+
 PRODUCT_NAME := generic_system_x86_64
 PRODUCT_DEVICE := mainline_x86_64
 PRODUCT_BRAND := generic
diff --git a/target/product/generic_system_x86_arm.mk b/target/product/generic_system_x86_arm.mk
index 923f32d..fe78f3b 100644
--- a/target/product/generic_system_x86_arm.mk
+++ b/target/product/generic_system_x86_arm.mk
@@ -37,6 +37,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
+PRODUCT_RESTRICT_VENDOR_FILES := all
+
 PRODUCT_NAME := generic_system_x86_arm
 PRODUCT_DEVICE := mainline_x86_arm
 PRODUCT_BRAND := generic
diff --git a/target/product/gsi/current.txt b/target/product/gsi/current.txt
index c753e6c..0a6eef6 100644
--- a/target/product/gsi/current.txt
+++ b/target/product/gsi/current.txt
@@ -63,6 +63,7 @@
 VNDK-core: android.hardware.configstore@1.0.so
 VNDK-core: android.hardware.configstore@1.1.so
 VNDK-core: android.hardware.confirmationui-support-lib.so
+VNDK-core: android.hardware.gnss-V1-ndk_platform.so
 VNDK-core: android.hardware.graphics.allocator@2.0.so
 VNDK-core: android.hardware.graphics.allocator@3.0.so
 VNDK-core: android.hardware.graphics.allocator@4.0.so
diff --git a/target/product/handheld_system.mk b/target/product/handheld_system.mk
index c2608c4..b7a2d0d 100644
--- a/target/product/handheld_system.mk
+++ b/target/product/handheld_system.mk
@@ -40,6 +40,7 @@
     BuiltInPrintService \
     CalendarProvider \
     cameraserver \
+    CameraExtensionsProxy \
     CaptivePortalLogin \
     CertInstaller \
     clatd \
diff --git a/target/product/media_system.mk b/target/product/media_system.mk
index 143131e..15a6b59 100644
--- a/target/product/media_system.mk
+++ b/target/product/media_system.mk
@@ -57,7 +57,10 @@
 # system server jars which are updated via apex modules.
 # The values should be of the format <apex name>:<jar name>
 PRODUCT_UPDATABLE_SYSTEM_SERVER_JARS := \
+    com.android.appsearch:service-appsearch \
+    com.android.media:service-media-s \
     com.android.permission:service-permission \
+    com.android.geotz:geotz \
 
 PRODUCT_COPY_FILES += \
     system/core/rootdir/etc/public.libraries.android.txt:system/etc/public.libraries.txt
diff --git a/target/product/telephony_product.mk b/target/product/telephony_product.mk
index 3ec954f..18374d4 100644
--- a/target/product/telephony_product.mk
+++ b/target/product/telephony_product.mk
@@ -20,3 +20,4 @@
 # /product packages
 PRODUCT_PACKAGES += \
     Dialer \
+    ImsServiceEntitlement \