Hi, I have a Sony Xperia z Tablet, i've had it about 4 months, the wifi did used to drop when i first got it, using 4.2 but since updating to 4.3 i think it's doing it more so.
I flashed my 4.3 from the following link as i couldn't wait for the update:
[FTF][SGP321][4.3][UK UNBRANDED] Official...