[ Ссылка ]: GSM ABIR ##Samsung vivo oppo mi Redmi• REMOVE & install small components right way.
• Under masking jumper
• How to remove pasted ic (black & white paste)
• How to reball ( CPU , EMMC , PMU )
• Right way to remove plastic parts.
• Many more practical & repairing tips.
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• Driver installation (MTK, Qualcomm , SPD etc)
• Tools installation (MRT, UMT, CM2, Z3X etc.)
• How to unlock pattern lock , Google a/c , etc (online + offline)
• How to flash mobile phones online/offline.
• Explain about EMMC programming tools – UFI , JTEG etc.
• How to program EMMC/UFS chip
• How to repair EMMC bad health
• Boot Repair
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