How do I find my fax number

[MzShanababy1217]

I am trying to find my fax number

[Dragon-Fur]

@MzShanababy1217 

Welcome to the HP English Community --

The printers in this series do not have built-in Fax hardware.

Instead, the user is directed to HP Mobile Fax.

There is no fax number because HP Mobile Fax -- at this writing -- cannot be used to receive a fax.

For example,

  User Guide - HP ENVY Pro 6400 All-in-One series

Page 75

and

 User Guide - HP ENVY 6400e All-in-One series

Page 66

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-- HP Smart – Mobile Fax –

Android, Apple iOS, iPadOS, macOS, and Windows 10, Windows 11

 HP Smart - HP Mobile Fax

Not your home site?  Click the Flag to change to your region.

Please do read the questions and answers in the FAQ section:

• For example, FAQ > Section What does the Mobile Fax service cost? 
  • Please review the Terms of Service by clicking here
• Below section FAQ > More FAQs

“More FAQs” calls this document - READ

•  HP printers - Using Mobile Fax (HP Smart app)
  • Section “What are the Mobile Fax requirements?”
  • Section for “What if a 'Delivery Failed' or an 'SFAPI' error displays?”
• HP Mobile Fax - Error Codes Troubleshooting

Video Example

•  HP Deskjet Plus 4140 |4152 |4155 |4158 printer: Using the Mobile Fax

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NOTE:  Until and unless something changes, HP Mobile Fax does not (cannot) receive faxes.

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References / Resources

HP Printer Home Page - References and Resources

Learn about your Printer - Solve Problems

“Things that are your printer”

When the website support page opens, Select (as available) a Category > Topic > Subtopic

NOTE: Content depends on device type and Operating System

Categories: Warranty Check, Alerts, Troubleshooting, Ink & Paper, HP Software & Drivers / Firmware Updates, Setup & User Guides, Product Specifications, Account & Registration, Warranty & Repair

Open 

 Product Home - Printers

 Enter the device type and model name of your HP product

OR

 Select a saved product from HP Account Dashboard

OR

• HP ENVY Pro 6455 All-in-One Printer
• HP ENVY 6455e All-in-One Printer

Thank you for participating in the HP Community --

People who own, use, and support HP devices.

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Question / Concern Answered, Click my Post "Accept as Solution"