Lng button on HTC Cha Cha make Tab

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hi there

i root me device
and
when i press lng button it says "Tab" ... but when i press long it says speaker icon for voice

before root when i press lug button i can choose arabic or english languages

so what can i do for this problem

thanks

I have this problem too just long press on the screen then select input method

Sent from my HTC ChaCha A810e using xda premium