Huawei Ascend P7 upgrade help

Hello
I want to upgrade my phone with original firmware but dont know if i can do directly with last fw from huawei site...dont want to brick my phone
didnt have lucky with google search...didnt find nothing similar
i have:
P7-L10V100R001C02B129
CUSTC02D129
Android 4.4.2
EMUI 2.3

thanx...