After Rooting Your Device Its Time For A Custom Recovery

How To Install :

Easy Way
Open Play Store And Download Mobileuncle Tools
Download THIS FILE

    Extract The TWRP 2.5.0.0 THL T100s.zip To Your SD Card Root Folder (Now You Should Have A File Named recovery.img )
    Open Mobileuncle Tools And Select Recovery Update
    First File In The List Should Be recovery.img ( Recovery file in SDCard )
    It Will Ask If You Are Sure To Flash The Recovery (recovery.img(6840Kb)
    Press Ok And After The Installation Complete It WIll Ask You To Boot In Recovery
    Go Ahead And Reboot To Enjoy Your Custom Recovery

Source: http://bicgatephone.blogspot.com/2014/03/how-to-install-twrp-2500-recovery-for.html