diff --git a/examples/qqtframe2/link_qqt_library.pri b/examples/qqtframe2/link_qqt_library.pri
index f04b0a3c..5d2d7958 100644
--- a/examples/qqtframe2/link_qqt_library.pri
+++ b/examples/qqtframe2/link_qqt_library.pri
@@ -3,7 +3,7 @@
 #only link QQt, this pri file.
 
 #this link need Qt Creator set default build directory, replace
-#%{JS: Util.asciify("/your/local/path/to/build/root/%{CurrentProject:Name}/%{CurrentKit:FileSystemName}")}
+#%{JS: Util.asciify("/your/local/path/to/build/root/%{CurrentProject:Name}/%{Qt:Version}/%{CurrentKit:FileSystemName}/%{CurrentBuild:Name}")}
 
 #auto link QQt when build source
 #auto copy QQt when deploy app
diff --git a/src/QQt.pro b/src/QQt.pro
index dbb637fe..273b754e 100644
--- a/src/QQt.pro
+++ b/src/QQt.pro
@@ -21,11 +21,11 @@
 #Suggest Qt 5.9.2/4.8.6/4.8.7
 #please dont use Qt 5.9.1, it is broken with android and ios.
 #please dont modify this pro
-#use LibQQt you need change Qt Creator default build directory: your-pc-build-station/%{CurrentProject:Name}/%{CurrentKit:FileSystemName}/%{CurrentBuild:Name}
+#use LibQQt you need change Qt Creator default build directory: your-pc-build-station/%{CurrentProject:Name}/%{Qt:Version}/%{CurrentKit:FileSystemName}/%{CurrentBuild:Name} (Only Once)
 #Multi-link2.0 wont force user for setting Qt Creator default build directory.
-#in Qt kit page, set kit's File System Name. (Creator Ver.>v3.5)
+#in Qt kit page, set kit's File System Name. (Creator Ver.>v3.5) (Only Once)
 #in project build page, def env QSYS
-#in app_configure.pri (auto createed) define QQT_BUILD_ROOT= and QQT_SDK_ROOT= and or APP_DEPLOY_ROOT
+#in app_configure.pri (auto createed) define QQT_BUILD_ROOT= and QQT_SDK_ROOT= and APP_DEPLOY_ROOT. (Only Once)
 
 #################################################################
 ##project name