QuickMark Option
Error Correction:   QuickMark error correction is designed to ensure decoding correctly even if barcode is smudged or slightly damaged.

The error correction capability goes up as error correction level goes up, but in the mean time the barcode size would goes up as well.

There are 4 levels in QuickMark error correction designated as L, M, H & U. Level L is recommended using for web page or business cards to generate smaller barcodes. Level M is recommended for advertising billboards or posters.

QuickMark automatically optimizes barcode content without specific charset. Unicode supported.

QRCode Option
Error Correction:   There are 4 levels in QRCode error correction, L, M, Q & H. M is the most popular level. Level M is choosen by OMI@ association in Taiwan as well.
 
Charset:
  QRCode (ISO/ICE 2000) do not define the standard of charset except for Japanese. Japanese cellphones only support Shift-JIS or Kanji (13bits). The charset standard is UTF-8 in Taiwan. Han-Zi (13bits) is China Mobile specification.
DataMatrix Option
Encoding:
  The default encoding scheme is Base256 (for UTF-8 charset encoding). You may select other formats most appropriate for your content to try to minimize the size of the generated barcode.
Common Option
Module Size:
Pixel Square
  Barcode is composed of black and white square which are called modules. On screen or bitmap file, the standard modules size is pixel, which determines the final barcode sizes shown.

■ If you don't know how to choose setting, please click [Reset Default].