Resource guide
Restart vs Reset: What to Try Before Factory Resetting a Device
Learn the difference between restarting and factory resetting a device, and why resets should usually be a last resort.
Restarting is not the same as resetting
A restart usually turns the device off and back on without erasing your settings. A factory reset usually wipes saved settings, Wi-Fi names, passwords, app pairing, device history, and custom configuration.
Many blinking lights can be fixed with a safe restart. Far fewer require a factory reset.
Try these before resetting
- Check power cables and adapters.
- Check batteries or charging status.
- Check Wi-Fi, Ethernet, coax, HDMI, USB, or other connection cables.
- Check the app or display for an error message.
- Wait if the device is updating or starting up.
- Restart the modem before the router when troubleshooting internet devices.
- Check the official manual for the exact model.
When a reset might make sense
A factory reset may make sense when official support recommends it, setup is corrupted, the device is being transferred to a new owner, or normal troubleshooting has failed.
When not to reset
Do not factory reset safety devices, routers, cameras, smart home hubs, or medical-related equipment without understanding what will be erased. Resetting can make troubleshooting harder if the real issue is power, service outage, low battery, or a failed part.
Related next steps
After using this guide, try the Find a Light tool, browse by device type, or check the safety-critical lights hub if the warning may involve risk.
Still not sure what your light means?
Use the resources page to keep narrowing it down by color, blinking pattern, and device type.
Find more troubleshooting help