diff --git a/www/lib/CoreLibs/Check/Jason.php b/www/lib/CoreLibs/Check/Jason.php
index 6f424cfc..9a38d12c 100644
--- a/www/lib/CoreLibs/Check/Jason.php
+++ b/www/lib/CoreLibs/Check/Jason.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * DEPRECATED: Use correct Json:: instead
+ * DEPRECATED: Use correct Convert\Json:: instead
  */
 
 declare(strict_types=1);
diff --git a/www/lib/CoreLibs/Combined/ArrayHandler.php b/www/lib/CoreLibs/Combined/ArrayHandler.php
index 42639afd..925df15c 100644
--- a/www/lib/CoreLibs/Combined/ArrayHandler.php
+++ b/www/lib/CoreLibs/Combined/ArrayHandler.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * html convert functions
+ * array search and transform functions
  */
 
 declare(strict_types=1);
diff --git a/www/lib/CoreLibs/Convert/Byte.php b/www/lib/CoreLibs/Convert/Byte.php
index 89b1e9a6..2edb24b9 100644
--- a/www/lib/CoreLibs/Convert/Byte.php
+++ b/www/lib/CoreLibs/Convert/Byte.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * image thumbnail, rotate, etc
+ * byte conversion from and to human readable
  */
 
 declare(strict_types=1);
diff --git a/www/lib/CoreLibs/Convert/Encoding.php b/www/lib/CoreLibs/Convert/Encoding.php
index 375d21c4..26e1a9de 100644
--- a/www/lib/CoreLibs/Convert/Encoding.php
+++ b/www/lib/CoreLibs/Convert/Encoding.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * check if string is valid in target encoding
+ * convert string frmo one encdoing to another with auto detect flags
  */
 
 declare(strict_types=1);
diff --git a/www/lib/CoreLibs/Create/RandomKey.php b/www/lib/CoreLibs/Create/RandomKey.php
index a3f0d292..353aa568 100644
--- a/www/lib/CoreLibs/Create/RandomKey.php
+++ b/www/lib/CoreLibs/Create/RandomKey.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * html convert functions
+ * random key functions
  */
 
 declare(strict_types=1);