diff --git a/www/admin/class_test.byte.php b/www/admin/class_test.byte.php
index 573a91d8..801ddd04 100644
--- a/www/admin/class_test.byte.php
+++ b/www/admin/class_test.byte.php
@@ -50,21 +50,22 @@ print '<div><h1>' . $PAGE_NAME . '</h1></div>';
 $byte = 254779258;
 $string = '242.98 MB';
 // static
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_SI) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_NOSPACE) . "<br>";
-print "S::BYTE FROM: $string: " . $byte_class::stringByteFormat($string) . "<br>";
+print "S::BYTE TO (calls as var): $byte: " . $byte_class::humanReadableByteFormat($byte) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_SI) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_NOSPACE) . "<br>";
+print "S::BYTE FROM: $string: " . Byte::stringByteFormat($string) . "<br>";
 //
 $byte = 314572800;
 $string = '300 MB';
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_SI) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_SI) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST) . "<br>";
 print "S::BYTE TO: $byte: "
-	. $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST | Byte::BYTE_FORMAT_NOSPACE) . "<br>";
-print "S::BYTE TO: $byte: " . $byte_class::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_NOSPACE) . "<br>";
-print "S::BYTE FROM: $string: " . $byte_class::stringByteFormat($string) . "<br>";
+	. Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_ADJUST | Byte::BYTE_FORMAT_NOSPACE) . "<br>";
+print "S::BYTE TO: $byte: " . Byte::humanReadableByteFormat($byte, Byte::BYTE_FORMAT_NOSPACE) . "<br>";
+print "S::BYTE FROM: $string: " . Byte::stringByteFormat($string) . "<br>";
 
 // *** BYTES TEST ***
 $bytes = [
diff --git a/www/lib/CoreLibs/Convert/Byte.php b/www/lib/CoreLibs/Convert/Byte.php
index 9f302c5b..d71ae6f6 100644
--- a/www/lib/CoreLibs/Convert/Byte.php
+++ b/www/lib/CoreLibs/Convert/Byte.php
@@ -26,13 +26,16 @@ class Byte
 	 * Source Idea: SOURCE: https://programming.guide/worlds-most-copied-so-snippet.html
 	 *
 	 * The class itself hast the following defined
-	 * BYTE_FORMAT_NOSPACE [1] turn off spaces between number and extension
+	 * BYTE_FORMAT_NOSPACE [1] turn off spaces between number and suffix
 	 * BYTE_FORMAT_ADJUST  [2] use sprintf to always print two decimals
 	 * BYTE_FORMAT_SI      [3] use si standard 1000 instead of bytes 1024
 	 * To use the constant from outside use class::CONSTANT
 	 *
 	 * @param  string|int|float $bytes bytes as string int or pure int
 	 * @param  int              $flags bitwise flag with use space turned on
+	 *                                 BYTE_FORMAT_NOSPACE: no space between number and suffix
+	 *                                 BYTE_FORMAT_ADJUST: sprintf adjusted two 2 decimals
+	 *                                 BYTE_FORMAT_SI: use 1000 instead of 1024
 	 * @return string                  converted byte number (float) with suffix
 	 */
 	public static function humanReadableByteFormat($bytes, int $flags = 0): string
@@ -110,6 +113,7 @@ class Byte
 	 *
 	 * @param  string|int|float $number any string or number to convert
 	 * @param  int              $flags  bitwise flag with use space turned on
+	 *                                  BYTE_FORMAT_SI: use 1000 instead of 1024
 	 * @return string|int|float         converted value or original value
 	 */
 	public static function stringByteFormat($number, int $flags = 0)