Boyo VTR1004 - Manual (Page 40)

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1.9. Click Next to install “Ext2 file system driver”. It’s necessary to use USB2.0
data download function.
1.10. Click Next to continue. No need to check “Ext2fsd source code”, if you don’t
want.
1.11. Click Next to continue. No need to check at here, if you don’t want.
1.12. Click Finish. This completes the Ext2Fsd installation.
1.13. Click Finish again. This completes the installation.