Visit the official OnePlus website → Support → Warranty. Enter your device serial number or IMEI to check the warranty status.
Go to Settings → System → System updates → Check for updates. Ensure Wi-Fi connection and sufficient battery before updating.
Go to Settings → System → Reset options → Erase all data (factory reset). Backup your important data before resetting.
Go to Settings → Battery & performance → Optimize now. You can also enable automatic optimization for battery and memory.
Use Google Photos, Google Drive, or the OnePlus Gallery/Recycle Bin feature if available. Regular backups help in restoring deleted data.
Go to Settings → Security & lock screen → Fingerprint / Face unlock → Add your biometric data following the on-screen instructions.
Go to Settings → Apps & notifications → Notifications. Customize notifications for each app, enable/disable pop-ups or badges.
Open Settings → Storage → Free up space. Delete cached files, uninstall unused apps, or move media to cloud storage.
Press Volume Down + Power button simultaneously, or use Three-finger swipe gesture (Settings → Buttons & gestures → Quick gestures → Take a screenshot).
Go to Settings → Display → Dark mode and toggle it on. You can also schedule dark mode for night time.
Go to Settings → Buttons & gestures → Navigation bar & gestures → Gestures. Choose full-screen gestures and set gesture style.
Open Recent Apps → Tap on the app icon → Select Split screen. You can now run two apps side by side.
Open OnePlus Switch app → Connect your old device → Select data to transfer → Move to your new OnePlus device.
Go to Settings → Display → Ambient display / Always On Display. Customize clock style, brightness, and schedule.
Go to Settings → Battery & performance → App battery saver. Restrict background activity for apps to save battery.
Go to Settings → Utilities → Gaming Mode / Fnatic Mode. Enable it for selected games to reduce distractions and optimize performance.
Swipe down from the top → Tap Edit / Customize → Add, remove, or rearrange tiles in the Quick Settings panel.
Open Zen Mode app → Select duration → Activate. Zen Mode restricts phone usage to help focus or take a break.
Go to Settings → Sound & vibration → Do Not Disturb. Schedule DND, allow exceptions, and customize alerts as needed.
Open Camera → Select Pro / Night mode → Adjust settings like ISO, shutter speed, or white balance. Capture manually or in low-light conditions.
Go to Settings → Wi-Fi / Bluetooth / NFC → Toggle on. You can also add quick toggle buttons in the Control Center for faster access.
Keep software updated, download apps only from Play Store, enable Google Play Protect, and avoid unknown sources.
Open OnePlus Switch → Connect old phone → Choose data to transfer → Start migration to the new OnePlus device.
Go to Settings → Battery & performance → Battery optimization. Enable Battery Saver, restrict background apps, and manage screen timeout.
Go to Settings → Accounts & backup → Google → Backup. You can sync contacts, photos, app data, and settings automatically.