It seems again Xperia SP is in line to get a firmware update, recently it got 12.0.A.2.245 firmware update fixed a lot many bugs though new ones born also After that we saw PTCRB certifying 12.0.A.2.250 firmware but just now we have spotted another higher firmware build over previous certified firmware.
[ UPDATE - 10 Sept ]
12.0.A.2.254 firmware certified by PTCRB for Xperia SP
for All three variants for Xperia SP viz. C5302 , C5303, C5306; 12.0.A.2.254 firmware have been certified on PTCRB. It seems to be a minor bug fixing update over previously rolled 12.0.A.2.245 firmware update.
12.0.A.2.245 firmware update has some bugs in lightning of illumination bar in stamina mode and the black dots appearing in camera pics, hope Sony fixes all bugs in upcoming update soon…
It is also expected to come as Android 4.1.2 only.
We will update you whenever 12.0.A.2.254 firmware comes online…If you have bugs in previous firmware, let us know in comments.