Edit C:\Program Files (x86)\FileZilla FTP Client\resources\defaultfilters.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>

<FileZilla3>
    <Filters>
        <Filter>
            <Name>CVS and SVN directories</Name>
            <ApplyToFiles>0</ApplyToFiles>
            <ApplyToDirs>1</ApplyToDirs>
            <MatchType>Any</MatchType>
            <MatchCase>1</MatchCase>
            <Conditions>
                <Condition>
                    <Type>0</Type>
                    <Condition>1</Condition>
                    <Value>CVS</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>1</Condition>
                    <Value>.svn</Value>
                </Condition>
            </Conditions>
        </Filter>
        <Filter>
            <Name>Useless Explorer files</Name>
            <ApplyToFiles>1</ApplyToFiles>
            <ApplyToDirs>0</ApplyToDirs>
            <MatchType>Any</MatchType>
            <MatchCase>1</MatchCase>
            <Conditions>
                <Condition>
                    <Type>0</Type>
                    <Condition>1</Condition>
                    <Value>Thumbs.db</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>1</Condition>
                    <Value>desktop.ini</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>1</Condition>
                    <Value>ehthumbs.db</Value>
                </Condition>
            </Conditions>
        </Filter>
        <Filter>
            <Name>Temporary and backup files</Name>
            <ApplyToFiles>1</ApplyToFiles>
            <ApplyToDirs>0</ApplyToDirs>
            <MatchType>Any</MatchType>
            <MatchCase>1</MatchCase>
            <Conditions>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>~</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>.bak</Value>
                </Condition>
            </Conditions>
        </Filter>
        <Filter>
            <Name>Configuration files</Name>
            <ApplyToFiles>1</ApplyToFiles>
            <ApplyToDirs>1</ApplyToDirs>
            <MatchType>All</MatchType>
            <MatchCase>0</MatchCase>
            <Conditions>
                <Condition>
                    <Type>0</Type>
                    <Condition>2</Condition>
                    <Value>.</Value>
                </Condition>
            </Conditions>
        </Filter>
        <Filter>
            <Name>Show only images</Name>
            <ApplyToFiles>1</ApplyToFiles>
            <ApplyToDirs>0</ApplyToDirs>
            <MatchType>None</MatchType>
            <MatchCase>0</MatchCase>
            <Conditions>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>.png</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>.gif</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>.jpg</Value>
                </Condition>
                <Condition>
                    <Type>0</Type>
                    <Condition>3</Condition>
                    <Value>.bmp</Value>
                </Condition>
            </Conditions>
        </Filter>
    </Filters>
    <Sets Current="0">
        <Set>
            <Item>
                <Local>0</Local>
                <Remote>0</Remote>
            </Item>
            <Item>
                <Local>0</Local>
                <Remote>0</Remote>
            </Item>
            <Item>
                <Local>0</Local>
                <Remote>0</Remote>
            </Item>
            <Item>
                <Local>0</Local>
                <Remote>0</Remote>
            </Item>
            <Item>
                <Local>0</Local>
                <Remote>0</Remote>
            </Item>
        </Set>
    </Sets>
</FileZilla3>

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