The Oppo A37F runs on Android 6.0 (Marshmallow) with ColorOS 3.1 on top. The skin offers various customization options, including theme support, icon packs, and gesture controls. However, some users may find the interface a bit cluttered.
Upgrading to Marshmallow provides several "behind-the-scenes" improvements that enhance the performance of the device's Snapdragon 410 chipset and 2GB of RAM:
For a device with only 2GB of RAM, Android 6.0 Marshmallow was arguably the most optimized OS version for the A37f. Key features included: rom oppo a37f android 60 top
Since I cannot provide direct download links to unstable or third-party files, I recommend checking these sources:
Less bloatware means less background usage. The Oppo A37F runs on Android 6
Select your external storage and click on the . Tap Add more Zips and select the OpenGApps zip file . Swipe to confirm Flash to initiate the system installation.
Place your chosen ROM zip file and the corresponding Google Apps (GApps) package onto an external microSD card inserted into the phone. Tap Add more Zips and select the OpenGApps zip file
Turn off the device completely, then hold the Power and Volume Down buttons simultaneously until the recovery logo appears.