Official Huawei P9 firmware. Please check your phone's version before upgrading to Android 7.
https://1drv.ms/f/s!Aqc6VfwQzI4MgWPv62SmZ0sUNY1N
Files:
1. (High Level Repair Center is forbidden)EVA-L09_C636B387_Firmware_Taiwan (Province of China)_Australia_Nonspecific_Nonspecific_Android7.0_EMUI5.0_05013QDA
2. HUAWEI EVA-L19C636B361 Software Upgrade Guideline
3. the middle package-M to N
