How to connect an HP Deskjet 3639 printer to a computer via WiFi

Wireless printing has long ceased to be a luxury and has become a standard for the home office. HP Deskjet 3639 — This is a popular model that handles documents and photos well, but its initial setup often raises questions among users. The main challenge is ensuring a stable connection between the router and the printer to avoid delays and interruptions.

Modern operating systems such as Windows 10/11 or macOS, have powerful automatic detection tools, but for correct operation HP Deskjet 3639 Manual intervention is often required at the initial stage. You can use WPS for quick pairing or the standard password entry method through the control panel. It's important to understand that signal quality directly affects the speed of large data transfers.

In this guide, we'll cover all the configuration details, from preparing your hardware to fine-tuning your drivers. The key point is that the computer and printer must be on the same Wi-Fi subnet., otherwise they simply won't "see" each other. We'll also look at common errors that occur when replacing a router or updating firmware.

Equipment preparation and requirements verification

Before you begin software configuration, you need to make sure that you are physically ready HP Deskjet 3639 Get ready to use. Remove the device from the box, remove all shipping tape, and install the cartridges. Without the consumables installed, the printer will not enter Ready mode, and the wireless indicator may not light.

Make sure your Wi-Fi router operates at 2.4 GHz. Many modern routers support the 5 GHz standard, but HP Deskjet 3639 Often has limitations and operates exclusively in the 2.4 GHz band. If you have a dual-band router with the same network name (SSID) for both bands, connection conflicts may occur.

⚠️ Important: Make sure Client Isolation is not enabled on your router. This feature prevents devices within the local network from communicating, making printing impossible.

For stable operation, ensure the distance between the router and printer is within reasonable limits. Walls and household appliances can cause interference. If the signal is weak, consider using a Wi-Fi repeater or moving the router closer to the MFP.

📊 Which connection method do you prefer?
WPS (automatic)
Manual password entry
Via USB cable
HP Smart Mobile App

Connecting via the WPS (Wi-Fi Protected Setup) button

The fastest way to connect HP Deskjet 3639 To connect to the network, use WPS technology if your router supports it. This method eliminates the need to manually enter a complex password on the printer's control panel, which is especially convenient given the lack of a full-fledged display on this model.

To begin, press and hold the wireless button on the front of the printer until the light starts flashing. This usually takes about 3 seconds. Then, within 2 minutes, press the WPS button on your router. The device will automatically exchange encryption keys.

  • 🔹 Press the Wireless button on the printer - the indicator light will flash.
  • 🔹 Press WPS on your router within 2 minutes.
  • 🔹 Wait until the wireless indicator stops flashing and turns solid.
  • 🔹 Print a network report to ensure successful connection.

If the indicator continues to flash, pairing was unsuccessful. Check if WPS is enabled in your router's settings. Some providers disable this feature by default for security reasons, and it must be enabled through the admin web interface.

What to do if WPS doesn't work?

If automatic connection doesn't work, your router may use a strong encryption type or WPS may need to be enabled in the security settings. Try manual entry or a temporary USB connection.

Manual Wi-Fi setup via the control panel

If the automatic method is not available, you will have to use the printer menu. HP Deskjet 3639 Navigation is accomplished using buttons and LED indicators. You'll need to launch the wireless connection wizard, which will guide you through a search for available networks.

Press and hold the Wireless button until it flashes. Then press the Wireless button again to start searching for networks. The printer will begin scanning channels, and the indicator light will flash blue. Once the network list is found, the device will attempt to connect to the last known network or prompt you to enter setup mode.

To enter the password, you'll most likely need a computer or smartphone, as the model doesn't have a keyboard. However, if you've reset the network settings, the printer will create its own access point. HP-Setup-3639Once connected, you can use your browser to go to the address 192.168.175.1 and enter your home Wi-Fi details.

☑️ Manual setup checklist

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After successfully entering the data, the printer will reboot the network module and attempt to connect to your router. Make sure you enter the password correctly, as characters are case-sensitive. Even a single character error will result in access being denied.

Installing drivers and software

Without the correct software, the operating system may see the printer as an unknown device or not be able to access all of its features, such as scanning. HP Deskjet 3639 It is recommended to use the full driver package HP Smart or the classic installer from the official website.

The modern approach involves the use of an application HP SmartIt automatically finds the printer on the network and prompts you to install the necessary components. Download the app from the Microsoft Store or the manufacturer's website. Old drivers may not work correctly with newer versions of Windows.

Component Function Necessity
HP Smart Manage printing and scanning High
HP Printer Assistant Ink level monitoring and maintenance Average
HP Update Automatic firmware update Average
Fax and Scan Fax support (if supported) Low

During installation, the program may ask you to temporarily connect the printer via USB cable to transfer network settings. This is standard practice for entry-level models. After the configuration is transferred, you can disconnect the cable, and printing will proceed wirelessly.

Setting up printing from mobile devices

One of the main advantages HP Deskjet 3639 is technology support Wi-Fi DirectThis allows you to print from your smartphone or tablet even without an internet connection or router. The printer creates its own network, which the mobile device connects to.

To activate this mode, press the Wi-Fi Direct button on the control panel. The printer will print a receipt with the network name and password (or they will be printed on the start sheet). Connect your phone to this network and select a document to print. HP Smart greatly simplifies this process.

  • 📱 Turn on Wi-Fi Direct on the printer using the button on the panel.
  • 📱 Find the network with the prefix "DIRECT-" in your phone settings.
  • 📱 Enter the password indicated on the screen or in the instructions.
  • 📱 Open a photo or document and select "Print".

This method is ideal for quickly printing photos from a party or documents while traveling without access to a corporate or home network. However, keep in mind that Wi-Fi Direct may result in slower data transfer speeds than through a router.

⚠️ Please note: When connecting via Wi-Fi Direct, your phone may temporarily lose internet access as it switches to a direct connection to the printer.

Diagnostics and troubleshooting

Even with proper setup, glitches may occur. If the computer stops seeing HP Deskjet 3639First, check the device's IP address. It may have changed if the router rebooted and assigned a new address via DHCP. In this case, static IP assignment in the router settings can help.

A common problem is the printer's sleep mode. The device may not respond to network requests if it has gone into deep sleep. Press any key on the panel to wake it up. Restarting Windows network services also helps: open a command prompt and enter services.msc, find the Print Spooler service and restart it.

If all else fails, perform a full network reset. Press and hold the wireless button and the cancel button (the cross) simultaneously for 3 seconds. This will reset the network settings to factory defaults, and you can set up the connection again as you did for the first time.

Maintenance and firmware updates

For durability HP Deskjet 3639 It's important to keep its internal software (firmware) up to date. Manufacturers release updates that improve Wi-Fi connection stability and compatibility with new OS versions. Updates can be performed through the HP Smart app or web interface.

Regularly clean the print head, especially if you haven't printed color documents in a while. Dried ink can cause streaking or even color loss. This feature is available in the Printer Maintenance menu in the driver.

Store the printer in a location protected from direct sunlight and dust. Dust getting inside the mechanism can clog the sensors and paper pickup rollers, causing jams. Wipe the housing with a damp, lint-free cloth.

Why doesn't my HP Deskjet 3639 printer see my Wi-Fi network?

Most often, the problem lies in the frequency range. Make sure your router is broadcasting a 2.4 GHz network. Also, check that your password doesn't contain any special characters that the printer might interpret incorrectly. Try temporarily simplifying the password.

How to find out the IP address of a printer?

Press the wireless button once to see the report, or press and hold the cancel and wireless buttons simultaneously to print a network configuration page that will show the current IP.

Can HP Deskjet 3639 be connected to a 5GHz network?

No, this model only supports the 802.11b/g/n standard, which operates in the 2.4 GHz band. To connect to a dual-band router, make sure the 2.4 GHz network is active.

What to do if the orange indicator is on?

A flashing orange light usually indicates an error: out of ink, a paper jam, or an open cover. Check these conditions. If the light remains on continuously, there may be a problem with the cartridges.