mtk boot files or files, preloader and auth files, to use whether you have a professional tool for mtk or spflashtool, it is also recommended to download the firmware according to the make and model of the phone helps to perform any operation
MTK Solution
MTK Solution
Huawei Solution
Huawei Y6 Prime 2019 (MRD-LX1F) MTK Authentication.auth MTK_AllInOne_DA