HP ENVY 7640 requires a passcode ???

[IOrtega]

I have printed from my computer to my printer before. Recently though it wont let me saying I need a passcode ??? I never  authorized the need for a passcode. How do I take it off? Or hoe do i even figure out what the passcade is? The computer is connected and the printer is connected. I ra  test and it printed out a test page without asking for "passcode" but wont let me print anything else without me knowing what the passcode is.

[A4Apollo]

Hey there! @IOrtega, Thanks for stopping by the HP Support Forums! 

I understand when you print from your printer it is asking for the password.

Don't worry I'll to help you out.

Did you make any changes to your printer?

Are you trying to print using wireless direct on your printer?

Please share the operating system you are running on your PC to assist you better.

As you mentioned when you print from your printer it is asking for the passcode.

Please share a screenshot of the screen asking for the password to assist you better.

If you are trying to print using wireless direct try the steps recommended below.

On the printer control panel, touch the HP wireless direct icon (), or navigate to the Network Setup or Wireless Settings menu and touchWireless Direct, and then turn on the connection.
To require a password (recommended) when connecting to the printer, select On or On with security. Note the security passcode, and then touch OK.

Also, Change your local wireless network connection to the printer's HP wireless direct connection to print or scan from your computer.

   NOTE:

The HP wireless direct connection is for printer use only. When you change the connection from your local network to your printer's HP wireless direct connection, you must reconnect to your local network after printing to access the Internet.

1. Make sure that the print driver is installed on the computer.

2. On the printer control panel, touch the HP wireless direct icon (), or navigate to the Network Setup or Wireless Settings menu and touch Wireless Direct, and then turn on the connection.

3. To require a password (recommended) when connecting to the printer, select On or On with security. Note the security passcode, and then touch OK.

4. On the computer or laptop, click the wireless icon () or (), and then select HP-Print-xx-[your printer model name] from the list of available networks.

      NOTE:

   If the printer name does not display, you might be out of range of the HP wireless direct signal. Move your computer and printer closer together.

5. If prompted, type the security passcode from the printer control panel.

6. Open the photo or document that you want to print, and then click File > Print.

7. Select your printer model from the list of available printers, and then click Print.

8. Reconnect the computer to your normal wireless network after the print job completes.

Refer this article to know more information about printing using wireless direct. Link: https://hp.care/2KEgE3Y

If the issue still persists, Try restoring the printer settings to default and check if it helps.

To restore the printer to the original network settings
1. From the printer control panel, touch and slide your finger across the screen, touch Setup, and
then touch Network Setup.
2. Touch Restore Network Defaults, and then touch Yes.
A message appears stating that the network defaults have been restored.
3. Touch OK.
4. Print the network configuration page and verify that the network settings have been reset.

If the solution provided worked for you, please mark accepted solution for this post.

Let me know if this helps! 
Have a pleasant day ahead! 🙂

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