OZIP or OPLUS) rather than PK (standard ZIP signature).: A widely used Python-based utility for decrypting .ozip and .ofp files. MCT OFP Extractor
[Revised] How to use SP Flash tool to flash Mediatek firmware Ozip File To Scatter File Converter
can sometimes extract scatter files from various firmware formats. Summary of Workflow How to Extract Oppo/Realme OZIP Firmware Understanding OZIP and Scatter Files
Using the SP Flash Tool:
PRELOADER 0x0 PGPT 0x0 PROINFO 0x800000 NVRAM 0xc00000 ... SYSTEM 0x2000000 system.img Encryption: Standard Zip utilities (WinRAR, 7-Zip) fail to
Use MTK Droid Tools: An older but effective alternative for specific MediaTek chipsets.