Help!! Help!! Help!! Xperia SP problems - Xperia SP Q&A, Help & Troubleshooting

hello, i have upgraded my xperia sp from 4.1 to 4.3 and i am having many problem:
- camera are not looking like 8mp((no t working well))
-wifi stopped with no reasoon
-GPS gives innacurate signal
i hope you can help me with thiis
i have download thiis ((the last release for the xperia sp from cyanogen)) i cant post a links
hoping that there is no problem in this release rom but i dont understand how to install it,
can i install it wiuthout unlocking the bootloader?
if i have to unlock bootloader is there a big risk to lose the phone for ever
and you have to know thatr there is not a ercovery mode in xperiasp its not possible to get it i think
plese expalin everything for me i am starter hereee
and sorry for my engliish
thnx

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If you have a rooted phone go on 4shared and download ez-unlock and unlock your bootloader.
√°•Sent from my rooted xperia S•°√
DoNt FeEd ThE tRoLls !
(PrOhOpEr) <------ I own !
Please thank me it only takes a click or two!

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