diff --git a/etc/psa_update/opkg_commands b/etc/psa_update/opkg_commands
index 393cd95..66ea333 100755
--- a/etc/psa_update/opkg_commands
+++ b/etc/psa_update/opkg_commands
@@ -1,9 +1,27 @@
+###############################################################################
+#                               NOTE
+#
+# opkg-commands added to this file will be executed by ATBUpdateTool.          
+###############################################################################
+#
+#
 # opkg prefix will be added inside evaluating script
 #
 # package manipulation commands without package:
 # update, upgrade, clean
 # 
 # 2023-06-22: force update
+# 2023-06-28: test-post-merge-step.
+# 2023-06-29: (1) test-post-merge-step.
+# 2023-06-29: (2) test-post-merge-step.
+# 2023-06-29: (3) test-post-merge-step.
+# 2023-06-29: (4) test-post-merge-step.
+# 2023-06-29: (5) test-post-merge-step.
+# 2023-06-29: (6) test-post-merge-step.
+# 2023-06-29: (7) test-post-merge-step.
+# 2023-06-29: (8) test-post-merge-step.
+# 2023-06-29: (9) test-post-merge-step.
+# 2023-06-29: (10) test-post-merge-step.
 #
 # informational commands without package:
 # list, list-installed, list-upgradable
@@ -21,9 +39,15 @@
 # opkg install atb-plugin-cc-iself // das Ingenico-iSelf plugin
 # opkg install atb-plugin-dc  // das DeviceController plugin für ATBQT
 # opkg install libdevicecontroller // libCAmaster.so
-opkg update
+# opkg update
 #opkg install atbqt
 #opkg install atb-plugin-cc-iself
 #opkg install atb-plugin-dc
 #opkg install libdevicecontroller
+#opkg install ptu5-gitinstaller
+opkg info ptu5-gitinstaller
+opkg info atbqt
+opkg update
 opkg install ptu5-gitinstaller
+opkg install atbqt
+opkg info atbqt