If your De’Longhi Magnifica Evo Next espresso machine’s descale light is stuck, it can prevent you from brewing your favorite coffee. This guide provides practical, safe steps to reset or fix the descaling indicator and keep your machine running smoothly.
Understanding the causes and following the correct procedures can save you time and avoid unnecessary service calls.
Key Takeaways
| Cause | The descale light may remain ON due to incomplete descaling or sensor issues. |
| Reset | Resetting the machine after descaling can clear the indicator. |
| Steps | Follow a step-by-step process to perform a manual reset or troubleshoot sensor faults. |
| Precautions | Use proper descaling products and follow safety instructions to avoid damage. |

De'Longhi Magnifica Evo Next Fully Automatic Espresso Machine - Programmable Coffee Maker with Grinder and Milk Frother - Hot & Cold Brewer for Espresso, Latte, Cappuccino, Americano, Tea and More
#1 Super Automatic Espresso Maker in the US*, *Source: Circana Retail Tracking Service, Unit Share, Jan. 2025 -...
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Identify the Cause
- The descale light may stay on if the machine hasn’t been properly descaled.
- Sensor issues or software glitches can also cause the indicator to get stuck.

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Eco-friendly universal descaling solution that's gentle on your coffee maker
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Perform a Manual Descale
- Ensure the machine is turned off and unplugged.
- Fill the water tank with a descaling solution or a mixture of equal parts water and white vinegar (check your manual for compatibility).
- Place a container under the coffee spout to catch the descaling solution.
- Turn on the machine and follow the descaling cycle as per the user manual.
- Once complete, rinse the water tank thoroughly and refill with fresh water.
- Run the rinse cycle to clear any residual descaling solution.
Reset the Descale Indicator
- Turn on the machine and ensure it is ready for use.
- Press and hold the ‘Aroma’ button and the ‘Coffee’ button simultaneously for about 10 seconds.
- Release the buttons when the descale light flashes or turns off.
- If the light remains, move to sensor troubleshooting.
Troubleshoot Sensor and Software Issues
If the indicator still stays on, it might be due to a faulty sensor or software glitch. In this case, try resetting the machine by unplugging it for 10 minutes, then plugging it back in and performing the reset procedure again.
If problems persist, contacting De’Longhi customer support or scheduling a service might be necessary.
Tips and Warnings
- Always use the recommended descaling product to prevent damage.
- Do not use harsh chemicals or citric acids that are not approved.
- Ensure the machine is unplugged during maintenance to avoid electric shock.
- Follow the manufacturer’s instructions carefully to avoid voiding your warranty.
The Products in This Guide

De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma
- ✔ Power: 1450W
- ✔ Warranty: 2 years
- ✔ Material: Plastic and metal

De’Longhi EcoDecalk Descaler
- ✔ Application: Descaling
- ✔ Suitability: Universal
- ✔ Ingredients: Plant-based
De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma

The De’Longhi Magnifica Evo Next is a highly rated fully automatic espresso machine that offers customizable drinks and a built-in grinder. Its descaling system can sometimes trigger the indicator, but with proper maintenance, it performs excellently.
Pros:
- Highly programmable with 13 recipes
- Built-in grinder with 13 settings
- Automatic milk frother for lattes and cappuccinos
- User-friendly interface
Cons:
- Descale light can occasionally get stuck
- Requires regular descaling maintenance
- Some users report sensor issues
Best for: Home baristas seeking a versatile, all-in-one espresso machine
Not ideal for: Users looking for a manual or semi-automatic machine
Bottom line: A top-tier fully automatic espresso machine that combines convenience with professional features, but keep an eye on descaling alerts.
De’Longhi EcoDecalk Descaler

The De’Longhi EcoDecalk Descaler is a safe, eco-friendly option to remove limescale buildup, helping to reset your machine and clear the descale light issue.
Pros:
- Plant-based ingredients
- Fast-acting formula
- Suitable for multiple brands
- Two bottles for multiple uses
Cons:
- Requires proper dilution
- Not a long-term maintenance solution alone
- May need multiple applications for heavy buildup
Best for: Regular descaling and maintaining optimal machine performance
Not ideal for: Emergency or deep cleaning beyond descaling
Bottom line: A safe, eco-conscious choice for descaling your espresso machine effectively.
Frequently Asked Questions
Why is my De’Longhi descale light stuck on?
It can be due to incomplete descaling, sensor errors, or a software glitch. Follow the reset steps or perform a manual descale to resolve.
How do I reset the descale light on my machine?
Press and hold the ‘Aroma’ and ‘Coffee’ buttons simultaneously for about 10 seconds until the light flashes or turns off.
Can I use vinegar for descaling?
While some use vinegar, it’s best to use a manufacturer-approved descaler like De’Longhi EcoDecalk for safety and optimal results.
How often should I descale my De’Longhi machine?
Typically every 2-3 months, depending on water hardness and usage frequency. Using a water filter can extend this interval.
Keep Your Espresso Machine Running Smoothly
Persistent descaling light issues can be resolved with proper cleaning, resetting, or descaling procedures. Regular maintenance ensures your De’Longhi espresso machine delivers great-tasting coffee and lasts longer. Always follow the manufacturer’s instructions and use recommended products for the best results.
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