Many Vietnamese users struggle with English on their devices. When they buy a phone, it's often set to English, and they may not know how to switch to Vietnamese. Alternatively, some Vietnamese users prefer English for a more fashionable touch. Follow our guidance below.
Switch Language from Vietnamese to English on Oppo
Step 1: Access the Settings menu.
Step 2: Scroll down and select the Language & Input section.
Step 3: Next, select Language
Step 4: Here, you'll find numerous languages from around the world. Choose the language you wish to use, such as English (United States)
https://Mytour.vn/switch-language-vietnamese-english-oppo-2909n.aspx
With just 4 simple steps as outlined above, you can easily switch from Vietnamese to English on your Oppo device. For iPhone users, check out our article on changing language on iPhone 6.