Updates are crucial for maintaining speed, security, and battery life. Manual Check : Navigate to System update to check for the latest version. Automatic Updates : To ensure you never miss an improvement, you can enable Automatic system updates within the Developer options
| Metric | Stock Firmware (Out of Box) | Optimized/Debloated Stock | Custom GSI Firmware | | :--- | :--- | :--- | :--- | | App opening time (Camera) | 3.2 seconds | 2.1 seconds | 1.6 seconds | | RAM available after boot | 800 MB | 1.2 GB | 1.4 GB | | Battery drain (idle, 8 hrs) | 12% | 6% | 4% | | Antutu score (approx) | 98,000 | 110,000 | 118,000 | zte blade a55 firmware better