Vivo v11 pro 1804, 1806 (pd1814f, pd1813f) flash /update / format after dead fix firmware download.
How to flash this firmware?
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1. you need remove phone backshell for connecting edl mode.
2. you need a box or dongle like (umt/ufi/unlock tool or chimera)
3. make sure your pc installing qcm driver.
4. flash it & Enjoy.
fully tested file many time.download this file.
