• Passwords should be vigilant because they are case sensitive and contain symbols and numbers.
  • Check your form of protection, you have to use WPA. If you use WPA / WPA2, upgrade it to WPA. Switch the MAC filter off.
  • Please notice that Multicasting is on. Enabled good morning is a must. Put a 2.4 GHz dual band instead of 5 GHz.
  • Please take note of these 123.hp.com/setup 3830 settings and test if you can now connect with the same password.
  • If the password is invalid, restoring your printer settings by tapping hpofficejet 3830 Wireless Setup and Restore network settings.
  • This time, reboot printer and check if password is accepted.
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