Oppo F3 Update Android Nougat 7.1.1

Not all changes were positive. The update also came with some drawbacks that users on forums like XDA Developers quickly pointed out:

Nougat 7.1.1 brought "Doze 2.0," which put the phone into low-power hibernation even when the screen was off and the device was in a pocket. For a phone with a 3200mAh battery that is now several years old, this wasn’t a feature. It was a preservation ritual . The update was Oppo’s way of admitting that the battery no longer holds a charge like it used to. Doze isn’t optimization; it’s a life-support system for aging lithium ions.

“Update available: 1.5GB. Android Nougat 7.1.1.” Oppo F3 Update Android Nougat 7.1.1

My Oppo F3, which I was planning to sell for $80, suddenly felt like a $300 device again. The "Selfie Expert" had grown up—not just in camera skills, but in brains.

Updating the Oppo F3 to Android Nougat 7.1.1: A Comprehensive Guide Not all changes were positive

Download firmware packages over a stable Wi-Fi network rather than mobile data to prevent corrupted downloads.

A custom recovery like Team Win Recovery Project (TWRP) must be installed on your device. It was a preservation ritual

No—OTA updates preserve user data. However, manual firmware flashes may erase data. Always backup.