F3 (CPH1609) version: CPH1609EX_11_A.0110_170629 cap: 1.8GB date: 2017-07-08 oppo F3 rom download free       how to update rom ota     1. download file     2. copy to sdcard     3. turn off phone     4. hold (vol -) + power     5. select install from sdcard     6. wait for finish with a cup coffee. enjoy