You do not need to extract each part individually. Instead, follow these steps:
Place all downloaded parts— Oppo_Firmware.part1.rar , Oppo_Firmware.part2.rar , and Oppo_Firmware.part3.rar —into the on your computer or mobile device. 3. Extract the Firmware Download Oppo part3 rar
When downloading large stock ROMs or firmware for your Oppo device, you will often find them split into multiple parts, such as , part2.rar , and part3.rar . This is common for file hosting stability and easier management of large files. 1. Download All Parts You do not need to extract each part individually
Before you can use the firmware, ensure you have downloaded of the archive (e.g., part 1 through part 3). If even one part is missing or has a slightly different filename, the extraction will fail. 2. Organize Your Files Extract the Firmware When downloading large stock ROMs
How to Download and Extract Oppo Firmware (Multi-Part RAR Guide)