For most users, the "update" involves ensuring the phone is on the final stable version released by the manufacturer.
A: This is often caused by incompatible apps or a corrupted cache. First, boot the phone into Safe Mode (Press Power + Volume Down at the OPPO logo) to see if a third-party app is causing the crash. If it works in Safe Mode, uninstall your recently updated apps. If the problem persists, a factory reset (found in Settings) is usually required, though you should back up your data first. oppo f3 update 80 download updated