Tap or From SD card , depending on where you saved the download. Locate and select the downloaded update .zip file.

Ensure you have sufficient storage space (the F3 typically has 64GB) .

Use an MTK firmware extraction tool to extract the main OFP file.

If your device is experiencing software boot loops, use the OPPO System Upgrade Tool via a computer.

If your F3 is running a build older than A.70, Update 80 is worth installing. If you’re already on A.78 or A.79, the difference is marginal.

How to Download and Install the Oppo F3 Update 80 (Latest Firmware Guide)

OPPO generally provides two ways to update your system software: : Go to Settings and scroll to Software Updates . Tap on it to check for the latest official version.

Go to Settings > About Phone and confirm your device model is exactly CPH1609 . Installing firmware meant for a different model will cause system failure.

Sharing these details helps narrow down the exact files and tools you need. Share public link

The "Update 80" designation typically refers to a specific stock ROM build or OTA (Over-The-Air) firmware version released for the Oppo F3 (CPH1609). Why You Need This Update

This is an Android 7.0 (Nougat) or Android 8.0 (Oreo) upgrade. Instead, Version 80 focuses on refining the existing software experience. It is a maintenance release aimed at fixing bugs, patching Google security vulnerabilities, and improving system fluidity.

If you cannot see the update via OTA or need to reinstall the software, you can manually flash the stock firmware.