How to setup HP Smart Tank wireless network on Lexmark

By Sai Kiran Pandrala · reviewed by Sai Kiran Pandrala, Editor Last verified: 2026-05-30

Why I wrote this one

I run a small print-shop service on the side - mostly weekends, sometimes after-hours when an SMB calls in panicking. Last month at a logistics dispatch desk near JNPT, Navi Mumbai, a customer had bought a Lexmark unit on Croma the same day and could not get past the basics. They wanted exactly this: Bring an HP Smart Tank inkjet onto a home or SMB Wi-Fi network. The shop walked them through a generic setup, the unit threw a F244 hint banner on the panel, and the customer ended up at my desk with the box still in plastic.

This guide is the same runbook I used that evening. It is the Wi-Fi Wireless Setup flow specifically on a Lexmark machine, but I have added the cross-checks you need when the unit is part of a heterogeneous fleet - because in real Indian SMB offices, you rarely have one brand of printer. There is a Brother MFC in admin, a HP DeskJet in accounts, a Canon PIXMA in design, and someone's personal Epson EcoTank on a side desk. Getting one task right per brand sounds simple until you realise each brand hides the menu in a different place.

One brand quirk to put on your radar right away: Lexmark factory reset from the panel ('Out of Service Erase') reformats the hard disk on MX-series - takes 45-90 minutes and is irreversible. I learned that one the hard way and the customer was patient enough to let me re-do the setup the next morning. Saves time if you know it going in. The tool I keep on the laptop bag for work like this is Epson Connect Printer Setup 1.7 - free, reliable, and it covers 80% of the customer requests I see.

What you need on the desk before you start

Print-shop work is mostly preparation. Once you start, you do not want to be running back to the laptop for a missing tool or hunting for the toner cartridge box for the model number. Get all this within arm's reach before you start.

• The Lexmark unit physically accessible - the front panel reachable, the rear ports visible, and the power button within arm's reach. If you are dealing with a Lexmark MFP in a built-in cabinet, slide it out first.
• Network credentials: Wi-Fi SSID and password if it is wireless, DHCP-reserved IP or static IP if it is wired. For SMB sites with Cisco infrastructure, confirm the printer VLAN tag with the network admin before plugging in.
• An admin laptop on the same subnet. I keep a refurbished Lenovo ThinkPad T480 (INR 22,000 / USD 262 used) just for print-shop calls. Web UIs do not render well on phones.
• The unit's model number and serial. Lexmark firmware revisions differ by even a single sub-model. Knowing the exact SKU saves you 20 minutes of menu-spelunking.
• The toner / ink box. Some firmware-level operations ask for the cartridge ID; quicker to grab it now than dig in the bin later.

Tools I usually have open

• HP Smart 11.4 (Windows / iOS)
• Putty 0.78 (for telnet/SSH on networked enterprise MFPs)
• Canon IJ Network Tool 4.7.7
• Epson Connect Printer Setup 1.7

Even if you only end up using two of these, the others are useful when something goes wrong. Wireshark in particular is the one I reach for when the unit advertises a service but a client cannot find it - and yes, that happens with Wi-Fi Direct on channel-1-congested 2.4 GHz floors more often than you would think.

The actual procedure - step by step

This is the path I used in the a yoga centre's billing desk in Indiranagar job last month. It is written for a Lexmark unit with current 2025-2026 firmware. Older revisions may shuffle the menu structure; the labels are stable across firmware generations but the menu depth changes.

1. Power the unit on and let it finish its boot self-test. On a Lexmark cold-boot, this takes 90-150 seconds. Do not interrupt - on Brother MFCs I have seen interrupted boots leave the unit asking for cartridge re-seat on next power-up. Wait for the home screen.
2. Confirm network connectivity. Print a network-config page. On Brother, hold the Wi-Fi button for 3 seconds then tap 'Print'. On Canon PIXMA, hold Resume for 2 seconds. On HP, Menu -> Reports -> Network Configuration. On Lexmark, Menu -> Reports -> Network Setup Page. The IP address is what you need.
3. From the admin laptop, open the printer's web UI at https://<printer-ip>. If the cert is self-signed, accept the warning. Sign in as admin. Default credentials are: Brother (admin / initpass), HP (admin / blank on first boot), Canon (ADMIN / canon), Lexmark (admin / admin), Kyocera (Admin / Admin), Ricoh (admin / blank), Xerox (admin / 1111). Change the default immediately - I have seen GeM compliance auditors flag default-password MFPs as a sev-2 finding.
4. Navigate to HP Smart app -> Add Printer -> Wireless Setup Wizard. On the Lexmark web UI this is the canonical path. If your firmware revision shows a slightly different label, search for the keyword in the menu (most Lexmark EWS revisions have a search box at the top).
5. Fill in the operation-specific fields. For Wi-Fi Wireless Setup, the required fields are listed in the section below.
6. Save and apply. Lexmark firmware behaviour: HP and Canon auto-apply on Save; Brother, Lexmark, Kyocera require an explicit 'Submit' or 'Apply' click after Save; Xerox and Ricoh require you to acknowledge a warning prompt that says configuration will reload. The reload takes 30-90 seconds, during which the device is offline.
7. Test from a real client. Do not trust the web UI confirmation. Run the operation end-to-end from a normal user laptop on the same network you will use in production. If the test fails but the web UI says success, the issue is almost always firewall / network ACL on the client side.
8. Document and log. Snap a photo of the final config, save it to a folder labelled with the customer name, the Lexmark serial, and date. Customers call back six months later with 'it stopped working' and your photo is the baseline to compare against.

Two Lexmark quirks worth calling out before you push the config live: Lexmark MX331/MC3326 secure-print release queue holds jobs for 24 hours by default; admins must set 'Held job expiration' to 'Never' for retention-required environments Also worth knowing: Lexmark Embedded Web Server time/date sync is buried under Settings -> Device -> Preferences -> Date and Time -> NTP - DST handling for India (no DST) needs UTC+5:30 set explicitly.

The fields you actually need to fill in

HP Smart Tank wireless setup is mostly handled by the HP Smart mobile app, but there are three places it goes wrong on Indian SMB networks. Plan for them.

• SSID + password: the home or office 2.4 GHz network. HP Smart Tank radios are 2.4 GHz only on the 580/720; 5 GHz support starts at the 720 with the recent firmware. Always confirm which radio the unit supports.
• Router 'band-steering' OFF: if the 2.4 and 5 GHz networks share an SSID with band-steering on, the printer onboarding fails silently when the router decides to steer the printer to 5 GHz mid-handshake.
• WPA2-Personal (AES): WPA3 is patchy on HP Smart Tank firmware; set the router to WPA2-Personal (AES) for onboarding, switch to WPA3 if needed after.
• DHCP lease: reserve an IP for the printer's MAC. Tank MFPs randomise their DHCP request behaviour after firmware updates and the IP can shift, breaking driver bindings on every PC in the office.
• HP Smart account login: if HP+ is on, you need an HP account (free); the account ties cartridge subscription to the device. Skip HP+ on Indian deployments unless the customer specifically wants Instant Ink.

On HP Smart Tank 720 specifically, the Wi-Fi onboarding uses Bluetooth LE to hand off SSID and credentials. The phone needs Location permission on Android 12+ for BLE scan to work, which trips up customers who think 'location' has nothing to do with printers. Tell them upfront.

Verifying it works - real commands

# From the admin laptop on the same SSID, ping the printer:
Test-NetConnection -ComputerName <printer-ip> -Port 80

# Confirm HP Smart sees the printer:
# Open HP Smart -> Add Printer -> the printer should appear within 10 seconds.

# Confirm wireless signal strength on the panel:
# Menu -> Wireless -> Wireless Summary -> Print
# Look for: SNR > 25 dB, Signal > -65 dBm

# If signal is weak, run WiFi Analyzer on Android to check channel congestion:
# Channels 1, 6, 11 should be checked; pick the least crowded.

# Test a real print job from a paired device:
# HP Smart -> Photos -> pick any photo -> Print

When it fails - the real root causes

When the procedure does not work, the cause is almost always one of these five. I rank them in the order I check on a real service call.

1. Firmware out of date. Lexmark pushes minor revisions every 4-8 weeks. Anything older than 6 months has a non-trivial chance of menu paths having shifted or a known bug applying. Update first, retry second.
2. Network reach failure. mDNS blocked, VLAN mismatch, SMB share unreachable, SMTP port blocked. Run a ping and a port-test from the admin laptop before blaming the printer.
3. Credential mismatch. The admin password the customer thinks is set is not what is actually set. Try the default, then the customer's usual pattern, then ask for a reset.
4. Hardware-feature mismatch. The model SKU does not include the feature the customer thinks they bought. Worth verifying against the spec sheet before spending an hour debugging an option that does not physically exist.
5. Genuine hardware fault. The unit throws a panel code like 0xc4eb827f that maps to a real service condition. At that point, factory reset will not fix it; the unit needs service or RMA.

Out of every 10 service calls, my rough split is 4-3-1-1-1 in that order. Most problems are firmware or network. Hardware faults are the rarest cause, even though customers blame hardware first.

Realistic cost picture (Indian SMB, 2026)

Customers ask for prices in the same call as the configuration help. These are typical 2026 channel quotes I see in Bengaluru and Chennai.

Channel-wise, I usually source from Iris Global Services (Delhi NCR enterprise MFP rollouts) for warranty-sensitive deployments, and from Amazon Business / Flipkart Wholesale for sub-INR 30,000 SKUs where GST invoicing is the priority. GeM cancellation under clause 5.2 is allowed within 10 days if the seller cannot supply OEM original consumables - useful when a reseller tries to ship compatibles.

Important rule on consumables: a 30% saving on a non-OEM toner can cost you INR 18,000 (USD 215) when the drum fails six months later because the cheap toner left residue. I never recommend non-OEM consumables for production MFPs. For occasional-use home printers, the calculus is different.

One field story I still think about

About eight months ago I got a call from a notary's chamber off Mayo Hall, Bengaluru. They had a Lexmark unit on the floor and it had started behaving badly. The owner had already reset it twice. He was about to call the service centre, which on a Saturday in Bengaluru means a Monday visit at best.

I drove over with the toolkit. Pulled out Epson iPrint 7.13 and started capturing traffic from the printer to the laptop. The unit was throwing B200 in its internal log buffer. The HP Smart Tank kept failing onboarding. Wi-Fi Analyzer showed channel 6 was 44 dBm congested - eleven 2.4 GHz networks shared the channel in that apartment building. Moved the router to channel 1, re-ran onboarding, success on first try.

What I took away from that call: in 2026, every SMB MFP needs at minimum current firmware + correct time/date + sane network defaults. Most silent communication errors I see are configuration mismatches at the edge - not hardware faults. The firmware default on units sold in 2022-2023 still has many insecure defaults; you have to bump them up after install. I now include this step in every onboarding checklist.

Total time on site: 65 minutes. Customer paid INR 1,000 (USD 12). The unit has been stable since.

FAQs I get from actual customers

Will this work on the international variant of my Lexmark unit?

Mostly. The web UI and the menu paths are stable across regions; what differs is the cartridge region-lock and a few feature toggles (some markets get features others do not). For configuration like time/date sync, Wi-Fi onboarding and PIN print, the path is identical. The language pack may display the option in your local language.

How often should I run preventive checks?

For SMB units printing under 1,000 pages a month, every 3-4 months is fine. For production print shops doing 10,000+ pages, monthly: check the maintenance counter, the fuser life percentage on lasers, the ink-pad fullness on inkjets, and the firmware revision.

Will this void my warranty?

Standard configuration through the official web UI or panel menus does not void warranty. Setting the time/date does not void warranty. Updating firmware through the official Lexmark portal does not void warranty. What voids warranty: opening the chassis, using non-OEM toner that damages the unit, modifying the firmware with non-official tools. Stay within the official channels and you are safe.

What if my model is a slightly different revision?

Cross-check the model code on the rating plate at the back of the unit. Major firmware generations sometimes shift menus by one or two levels. Search for the keyword inside the EWS - most modern Lexmark web UIs have a search box that finds menu options.

Can I roll back if something goes wrong?

Configuration rollback: yes. Most Lexmark EWS let you export the current config to a .bin or .json file before changing anything; you can re-import it to roll back. Firmware rollback: no on most units - newer firmware writes version-locked bootloader entries that refuse older binaries. Take the config export before you make changes.

Is the customer's data safe during this procedure?

For configuration changes - yes, no user data is touched. For Wi-Fi password changes - the printer disconnects briefly while rejoining; held print jobs in RAM will be lost if the unit reboots. For fax forwarding setup - the SMTP password is stored encrypted in the unit's NVRAM; treat it as you would any other credential.

Should I update firmware before or after this procedure?

Before. Always before. Firmware updates can shift menu paths and can include fixes that make the procedure go smoother. The exception: if the customer is mid-deadline and a firmware update is non-trivial (30-45 minutes including reboot), defer to after.

Keeping the unit healthy so this is the last time

After the immediate fix, these habits keep the Lexmark unit healthy.

• Schedule a quarterly health check. Print a configuration page, save it to the customer's folder, diff against the previous quarter. Drift shows up early this way.
• Subscribe to the Lexmark firmware update notifications. Most brands have an opt-in email list; sign the customer's admin address up.
• Cap the print job retention to 24 hours. Long retention fills disk on devices with internal storage, leading to silent paper-jam-look-alike errors that confuse customers.
• Document the admin password in a password manager - Bitwarden Premium is INR 850/year (USD 10) per user. Customers lose printer admin passwords more often than any other credential.
• Photograph the rating plate at first contact. Model number, serial, manufacture date - all of which you will need for warranty claims and replacement part orders.
• Build an inventory spreadsheet: unit, location, IP, MAC, firmware revision, last-serviced date. Saves hours when a customer calls in a panic.
• Educate the end user on what 'paper out', 'toner low', and 'replace drum' actually mean - many service calls are user error.

None of this is glamorous. All of it pays back in fewer Saturday-evening emergency calls.

Closing the loop

The Wi-Fi Wireless Setup flow on a Lexmark unit is not complicated once you know the menu path and the gotchas. The first time takes 30-45 minutes because you are looking around the EWS for the right menu. By the third time it is under 10 minutes including the verification test.

If the procedure does not work after one careful pass, do not keep retrying in panic mode. Take a screenshot, take a panel photo, save the network-config page, and step back. Most failures are network or firmware related, and both are diagnosable from the artefacts you just captured. Repeating the same wrong steps faster does not fix anything.

I keep a small printed cheat-sheet in the toolkit with the default credentials for every major brand and the panel-reset shortcut for each. It lives next to the toner-vacuum and the spare network cable. Boring, but it has saved me twenty minutes of fumbling more times than I can count.

Related fixes

Related guides worth a look while you sort this one out:

• How to setup HP Smart Tank wireless network on Brother
• How to setup HP Smart Tank wireless network on Canon
• How to setup HP Smart Tank wireless network on Epson
• How to setup HP Smart Tank wireless network on HP
• How to setup HP Smart Tank wireless network on Kyocera
• How to setup HP Smart Tank wireless network on Pantum