Sorrrrry, guyz..no new build for lumia 720. bcz my device was bricked:(.
hey , this tutorial show how to interop unlock your phone with sd card support and without windows phone internal
ya its extra+info's hack...again work after som...
factory test app
Yup,I used sbl3 for the Lumia 520 as some one gives that zip..thanks for that..lumia 520 sbl3 work on my Lumia 720 perfect...http://images.tapatalk-cdn.com/15/12/25/dd7632201484e74aaf8711cc19902acd.jpg
i think in the brightness patch values tacken from slider is only "int" type...so when we slider between two "int" some "float" value are passed and at that time b.sh dosen't response with that value so it act as black..may be for this our screen ...