Oppo has shifted its update strategy for mid-range devices like the CPH1933 to prioritize "Quality Optimization." Users downloading the latest firmware package can expect improvements in the following key areas:
The CPH1933 originally launched with ColorOS 6 and has since been eligible for updates up to ColorOS 7.1 based on Android 10
Connect to a stable Wi-Fi network (updates are typically 300MB to 1.5GB). Step 2: Ensure your battery is above 50% (or plug in the charger). Step 3: Navigate to Settings > Software Updates . Step 4: Tap the Settings Gear icon in the top-right corner. Step 5: Select Trial Version (or “Update Early Access”). This is where OPPO hides "extra quality" stable candidates before a wide rollout. Step 6: If available, tap Download Now .
Pro Tip: If no update appears, clear the cache of the "Software Update" app via Settings > App Management > Show System Apps > Software Update > Storage > Clear Data. Then retry.