Note: Flash tool download link available underneath. Blog update firmware for all devices all free.
First download the flash file, flash tool, and USB drivers on your computer.All information will be deleted after flashing, so backup all personal information like pictures and contacts, etc to prevent data loss.Ĭheck out below points to flash your Vivo Y21L Android smartphone with the flash tool. You need a pc, flash tool, flash file, USB drivers, and USB cable to flash with this method.