How to Unlock Voopoo Drag H40

October 01, 2025 — By Daire John Patten

The Voopoo Drag H40 is a small but powerful pod kit. Wondering how to unlock my Voopoo Drag H40 step by step.  If you see a padlock icon or your device won’t fire, unlocking it is usually quick and simple. 

This guide uses very easy words and clear steps, so anyone can follow along for How to unlock VooPoo Drag H40?

At-a-glance Quick Answer: (want the fix fast?)

key specs - Battery, Screen

Press and hold the fire button + the “+” button together for about 1–2 seconds. The padlock icon should disappear, and your Drag H40 will be unlocked. Will explain How to unlock the Voopoo Drag H40 step by step below.

Feature

What it is

Battery

1500 mAh (built-in)

Power range

5 – 40 W

Screen

0.54" OLED

Pod capacity

2 ml (TPD)

Coil system

Voopoo PnP Pod II (many PnP coils fit)

Filling

Side fill

Airflow

Adjustable (360° ring)

Charging

USB-C (approx. 70–90 mins)

 

Why Is My Voopoo Drag H40 locked, and How Can I Fix It?

The Drag H40 has a safety lock. It stops the device from firing by mistake (for example, in a pocket). The lock is part of the GENE.AI system used by Voopoo. It is not a fault; it is there to protect you and the device.

How to Unlock VooPoo Drag H40: Step-by-Step Easy Guide

  • Turn the device on, press the fire button 5 times quickly. If it’s already on, go to step 2.
  • Unlock: press fire + + and hold both for 1–2 seconds. Look at the screen, the padlock should go away.
  • Check: Press the fire button once to see if it fires. If it does, you’re done.
  • If that didn’t work: try fire + − held for 1–2 seconds.
  • If still locked: turn off (5× fire), remove and re-fit the pod, wait 10 seconds, switch on and try again.
  • Menu option (alternate): press fire 3 times to open the menu and look for a lock/unlock setting, use +/− to navigate.

Tip: Press firmly and hold for a full second or two. Small devices sometimes need a solid press to register the buttons to voopoo drag h40 unlock.

Troubleshooting, Quick fixes

Drag H40 - Troubleshooting, Quick fixes If you want to unlock Voopoo Drag H40 but facing issues then read below to solve the unlocking problems.

  • Buttons not responding: clean around buttons with a dry cloth. Juice or dust can block them.
  • Device won’t turn on: charge with the supplied USB-C cable and try again. The Drag H40 shows the charging percentage on the screen.
  • Screen frozen: power off (5× fire), wait 10 seconds, power on again. Remove and re-insert the pod if needed.
  • Error messages (e.g., “Check Atomiser”, “Low Resistance”): stop using the device.
  • Check that the coil is pushed in fully and not flooded. Replace the coil if needed.
  • Still locked after all steps: contact the shop you bought it from (Greet Vape customer support) or Voopoo support for help or repair advice.

Modes of Device (Smart vs RBA)

  • Smart mode: The device automatically selects a safe wattage for the coil. Good for beginners.
  • RBA mode: you set the wattage from 5–40W. Better for experienced vapers. Lock/unlock works the same in both modes, but Smart mode helps protect your coil after unlocking.

Charging & Battery Tips

  • Use the supplied USB-C cable and a proper USB port.
  • Full charge usually takes about 70–90 minutes.
  • The screen shows the charging percentage, which is more accurate than the battery icon.
  • Don’t leave charging devices unattended on soft surfaces.

Pros & Cons

Pros

  • Great flavour with PnP coils.
  • Big clouds for a small pod kit.
  • Adjustable airflow and an easy menu.
  • Lightweight and pocket-friendly.
  • Cons

    • Some coils can leak if not seated perfectly.
    • Airflow can feel limited at mid settings for some users.
    • The mouthpiece may not sit perfectly flush on some units.

Safety Is Important to Remember

  • Always lock the device before putting it in a pocket or bag.
  • If the screen shows serious warnings (Atomiser short, Temp High, Low Resistance), stop using the device and get help.
  • Keep the device dry and avoid extreme heat.
  • Use only correct coils within the device's wattage range to avoid damage.

FAQs

How do I lock the Drag H40?

Hold fire + + for 1–2 seconds until the lock icon appears.

Will unlock VooPoo Drag H40 erase my settings?

No, unlocking does not reset your wattage or mode.

Can I vape while charging?

Yes, pass-through works when the device is on. Watch for heat and use the recommended cable.

What if the padlock still won’t go away?

Charge fully, reseat the pod, and try button combos again. If no joy, contact Greet Vape support.

Final Word

Still wondering how to unlock VooPoo Drag H40, unlocking the Drag H40 is usually a quick two-button trick. If you follow the steps here and still have problems, we’re here to help.

For more help, spare coils, replacement pods or friendly advice, visit Greet Vape, UK’s premium online vape shop or contact our customer support team.

Daire John Patten

Sales Assistant – Wallasey, Wirral

Daire is a knowledgeable vaping expert and a sales assistant at GreetVape in Wallasey. He has a Level 3 customer service apprenticeship and retail experience at JD Sports. He guides customers confidently, using clear, practical communication. Daire’s hands-on experience on product reviews draws from real customer insights and his deep understanding of starter kits, pods, and flavours, ensuring trustworthy advice grounded in experience.