Điện thoại Android dùng lâu sẽ chậm. Đây là cách khắc phục triệt để:
**1. Dọn dẹp Storage**
- Clear cache all apps
- Delete downloads folder
- Remove WhatsApp media
- Google Photos backup + delete
- Uninstall unused apps
- Clear app data cẩn thận
**2. Optimize RAM**
- Limit background processes (Developer)
- Don't keep activities
- Force GPU rendering
- Disable animations
- Kill background apps
**3. System Optimization**
- Factory reset (backup first!)
- Wipe cache partition
- Update system software
- Disable bloatware
- Reset network settings
**4. App Management**
- Greenify for hibernation
- Disable Facebook app (use browser)
- Lite versions của apps
- Limit widgets
- Static wallpaper
**5. Developer Options**
- Animation scale 0.5x
- Background process limit: 4
- Force 4x MSAA (gaming)
- Disable absolute volume
- Mobile data always active: OFF
**6. Storage Settings**
- Adoptable storage (SD as internal)
- Move apps to SD
- Smart Storage
- Auto-delete old files
- Cloud sync optimization
**7. Battery Optimization**
- Adaptive Battery ON
- Background restriction
- Battery optimization all apps
- Doze mode aggressive
- Location battery saving
**8. Network Optimization**
- Reset WiFi, Mobile, Bluetooth
- Preferred network type
- Enhanced 4G LTE mode
- WiFi scanning OFF
- Bluetooth scanning OFF
**9. Custom Solutions**
- Custom ROM (LineageOS)
- Custom kernel
- Magisk modules
- AdAway for ad blocking
- Viper4Android audio
**10. Maintenance Schedule**
- Weekly: Clear cache
- Monthly: Review apps
- Quarterly: Full cleanup
- Yearly: Factory reset