open terminal in this folder

$sudo cp kanaada  /usr/share/X11/xkb/symbols/kanaada


open folder /usr/share/X11/xkb/rules

open terminal in rules folder

$sudo gedit evdev.xml



Search for <layoutList>

paste this inside layoutList

<layout>
<configItem>
<name>kanaada</name>
<shortDescription>kanaada</shortDescription>
        <description>Ka-Naada Keyboard</description>
</configItem>
<variantList>
        <variant>
          <configItem>
            <name>kn-naada</name>
            <description>Ka-Naada Kannada Keyboard</description>
	    <languageList>
		<iso639Id>kan</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>hi-naada</name>
            <description>Ka-Naada Hindi Keyboard</description>
	    <languageList>
		<iso639Id>hin</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>te-naada</name>
            <description>Ka-Naada Telugu Keyboard</description>
	    <languageList>
		<iso639Id>tel</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>my-naada</name>
            <description>Ka-Naada Malayalam Keyboard</description>
	    <languageList>
		<iso639Id>mal</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>en-naada</name>
            <description>Ka-Naada English Keyboard</description>
	    <languageList>
		<iso639Id>eng</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>bn-naada</name>
            <description>Ka-Naada Bengali Keyboard</description>
	    <languageList>
		<iso639Id>ben</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>pa-naada</name>
            <description>Ka-Naada Gurmukhi Keyboard</description>
	    <languageList>
		<iso639Id>pan</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>gu-naada</name>
            <description>Ka-Naada Gujarati Keyboard</description>
	    <languageList>
		<iso639Id>guj</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
<variantList>
        <variant>
          <configItem>
            <name>or-naada</name>
            <description>Ka-Naada Odia Keyboard</description>
	    <languageList>
		<iso639Id>ori</iso639Id>
	    </languageList>
          </configItem>
        </variant>
</variantList>
</layout>