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error HP
Error Code LED blinks fast
Wireless error detected — there's an issue with the printer’s wireless connection.
? What Causes This
Possible issues include interference, network congestion, or hardware failure in wireless connectivity components.
✓ How to Fix It
- Check for any nearby devices causing interference and move them away.
- Restart both the printer and your router(s).
- If persists, contact customer support for further assistance.
Source: page 5 of the official manual
From the manual
This error code appears in:
HP Envy Photo 7100 All-in-One Printer