World First VIVO Y21 V2111 October Security Dead Solution No Port Fix

Rednox

Member
Jan 14, 2020
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VIVO Y21 V2111 October Security Dead Solution No Port Fix

EMMC Permanent Write Protection On After Downgrade To October Security. I Flash Older Version Format+Flash VIA Unlocktool. Then My Device Haven't No MTK or Preloader Port. After Connect ISP With Easy Jtag My EMMC Show Permanent Write Protection Error. Can't Clear RPMB or Fix EMMC Write Protection Problem. You’ve Any Solution To Write Protection Problem?
 
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