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Settings App
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An application on mobile devices used to access various settings for configuring and troubleshooting.
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How do you access Settings App on iOS?
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Control Center (swipe down from top-right or up from bottom).
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How do you access Settings App on Android?
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Notification bar (swipe down from the top) and app list (swipe up from the bottom).
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Reboot
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Restarting the device to clear RAM and close all apps, commonly used to fix performance or stability issues.
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Types of reboots to solve problems:
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(a) ‘Soft reset’: a simple restart, and (b) ‘force restart’: used when the touchscreen is unresponsive.
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Android Safe Mode
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A diagnostic mode that disables third-party apps, allowing only core services to run, useful for identifying app-related problems.
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Factory Reset
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A process that erases all user data, apps, and settings, returning the device to its original state.
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How do you access Factory Reset in iOS?
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Settings > General.
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How do you access Factory Reset in Android?
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System > Advanced (instructions may vary by device).
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The OS fails to update:
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(a) Verify compatibility, (b) ensure power and Wi-Fi connection, (c) check storage, and (d) restart the device. Common causes include low battery, insufficient storage, or a metered network.
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The Device Randomly Reboots:
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(a) Check battery health, (b) ensure adequate storage, (c) update OS and apps, and (d) uninstall faulty apps. Common causes include overheating, low battery or faulty battery, or other hardware issues.
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The Device Is Slow to Respond:
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(a) Reboot, (b) close or uninstall problematic apps, (c) check for resource usage using battery settings or third-party apps. Common causes possibly due to too many open apps or poorly optimized apps consuming resources.
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The Screen Does Not Autorotate:
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(a) Check if rotation lock is enabled, (b) ensure there is no screen touch interference, (c) close apps that may interfere, and (d) use manual controls if needed.
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‘Force Stop’ an App
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A method to quit an unresponsive app to stop it from running.
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How do you ‘Force Stop’ an App in Android?
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Settings > Apps > Force Stop.
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How do you ‘Force Stop’ an App in iOS?
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Multitasking view > Swipe app off the screen.
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Clear App Cache
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The process of deleting temporary files stored by an app to free up space and resolve performance issues.
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How do you Clear App Cache in Android?
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Settings > Apps > Clear Cache.
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How do you Clear App Cache in iOS?
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Typically done within the app's settings.
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How do you update iOS devices via computer?
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(a) macOS Catalina or later: manage via Finder. (b) Earlier macOS versions and Windows: use iTunes.
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Troubleshooting Connectivity Issues:
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(a) Ensure correct configuration, (b) move closer to access points, (c) remove interference, and (d) update firmware.
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Troubleshooting Signal Strength and Interference Issues:
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(a) Adjust the device's position, (b) remove cases, and (c) avoid holding it in ways that block the signal. Common causes are generated by weak signals, interference from devices, or physical barriers.
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Troubleshooting Configuration Issues:
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(a) Check settings for Wi-Fi or Bluetooth, (b) verify the network standards, and (c) update OS or firmware.
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Troubleshooting NFC Issues:
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Ensure NFC is enabled; device is unlocked and held close to the reader.
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Troubleshooting AirDrop Issues (iOS):
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Ensure devices are within range, correctly configured, and the sender is in the recipient’s contacts or setting is set to receive from everyone.
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Troubleshooting Nearby Share (Android):
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Ensure it is enabled and configured correctly under Settings > Google > Devices > Nearby Share.