- Restart printer and computer to refresh connections.

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Check cables or Wi‑Fi to ensure proper connectivity.

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Set printer as default in Windows/Mac settings.

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Clear print queue to remove stuck jobs.

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Update drivers from 123.hp.com setup.

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Run HP Print and Scan Doctor to auto‑detect issues.

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Check ink/toner levels and paper tray.

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Reinstall HP Smart app if problems persist.
