The WICReset and iWIC tools have been significantly updated to resolve errors  when communicating with target printers.

For MacOS the error given was:

USB interface open error 536870203

The new versions should now resolve this issue and are available using the following links:

Note: The links above are static and newer update may be available as follows:

The update also includes compatibility updates for the following printer models:

  • Canon
    • G1000 series
    • G2000 series
    • G3000 series
  • Epson
    • XP240, XP241, XP243, XP245, XP247
    • XP342, XP343, XP345
    • XP441, XP442, XP445
    • XP640
    • XP900
    • L380, L383, L385
    • L485, L495
    • ET-2600, ET-2650

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