V4 QC FLASH AND MI ACC REMOVE SUPPORTED MODELS QC ONLY :-
https://matauthtool.com/download.php?file=Xiaomi_Auth_Tool_v4.exe
V4.1 ALMOST ALL MTK QC MODELS SUPPORT FOR MI ACC FRP ONLY USE FOR MI ACC FRP :- https://matauthtool.com/download.php?file=MatAuthv4.1multi.exe
QC FLASH TOOL ID PASS AND TOKEN BASE:- https://matauthtool.com/download.php?file=XiaoMiFlash_MATAUTH.zip
Mi FRP Tool:- https://matauthtool.com/download.php?file=Release.exe