只要你持有MYOB正版產品序號，就算遺失了MYOB光碟，也可以透過這個MYOB自助網上平台，購買並補回安裝檔案，再次安裝在電腦上，安裝過程並不需要MYOB產品序號，只要你的MYOB版本與MYOB檔案內的產品序號版本一致，你就可以成功配對，繼續使用MYOB會計軟件。

As long as you hold the MYOB genuine product serial number, even if you have lost the MYOB CD, you can also purchase the reinstalled installation media file through our MYOB self-service online platform, and then install it on the computer again. The installation process does not require MYOB Product serial number, as long as your MYOB version matches the product serial number in the MYOB file, you can successfully pair and continue to use the MYOB software.