The error message "An error occurred during the installation. ... . IS015- GetOsVersion - 1" appears when installing the Full Driver & Software Packages for Windows 7 downloaded from the "Download" section.
This error occurs if you double-click the wrong setup.exe file. Please go to the "xxxx" folder and double-click "Setup.exe" to start the installation (where xxxx = your model name).
DCP-135C, DCP-145C, DCP-165C, DCP-195C, DCP-350C, DCP-375CW, DCP-385C, DCP-560CN, DCP-585CW, DCP-6690CW, DCP-7010, DCP-7010L, DCP-7025, DCP-7030, DCP-7045N, DCP-8060, DCP-8065DN, DCP-8070D, DCP-9010CN, DCP-9040CN, FAX-2920, MFC-235C, MFC-250C, MFC-255CW, MFC-465CN, MFC-490CW, MFC-5860CN, MFC-6490CW, MFC-7225N, MFC-7320, MFC-7420, MFC-7440N, MFC-7820N, MFC-795CW, MFC-8220, MFC-8370DN, MFC-8380DN, MFC-8460N, MFC-8860DN, MFC-8880DN, MFC-9120CN, MFC-9320CW, MFC-9440CN, MFC-9840CDW, MFC-990CW