The rollback package is corrupted or not official. Solution: Redownload the file from Realme’s official source. Check the file size matches.
Before we dive into the step-by-step process, you must understand the consequences of downgrading from Realme UI 3.0 to 2.0. realme 8 downgrade 3.0 to 2.0
This process will erase all personal data (photos, contacts, apps). Back up everything to a PC or cloud storage before starting. The rollback package is corrupted or not official