samsung tab2 10.1 firmware

hk official version is 4.1.2

but see UK offical version is 4.2.2
http://samsung-updates.com/device/?id=GT-P5110

any C-hing know if UK version have traditoonal chinese or not???

think my tab2 10.1 wifi is slow in samsung 4.1.2!
any c-hing try non-samsung rom?
cm12 or android 5.0.2 from xda forum?
any comment?

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