samsung galaxy tab2 7.0 gt-p3110 4.2.2, rooted. wanted to change sdk and release numbers in build.prop to sdk 23, release 6.0 ; installed build prop tweaker, changed the values; after restart it shows screen with big icons, and swipe to unlock, when i swipe does not unlock. when changing values ro.build.sdk , version.release in build prop tweaker, sdk changed easily, but release did not, showed a red warning; before reboot i opened build.prop.tmp under storage / 0/ (is it the right build.prop ?), in it sdk and version were changed to 23 , 6.0.