Reset Descale Light On Keurig Slim

How to Reset Descale Light on Keurig Slim (Step-by-Step)

Are you frustrated with that stubborn descale light on your Keurig Slim? We understand how it can disrupt your brewing routine. The descale light typically comes on after a certain number of brewing cycles or when the machine detects a scale buildup inside the machine. It’s a smart feature designed to ensure your Keurig K-Slim operates at its best and delivers consistently delicious coffee. 

However, if you’ve already descaled the brewer and the light refuses to turn off, you’ll need to reset it. 

We’ll walk you through the step-by-step process of resetting the descale light on your Keurig Slim, so you can get back to enjoying your favorite brew without any interruptions. Let’s dive in and get that descale light sorted once and for all!

How To Reset Descale Light On Keurig Slim

To reset the descale light on your Keurig K-Slim, unplug the coffee maker, remove the water reservoir, and clean it. Plug the Keurig back in, press the start button, and securely reattach the reservoir. Open and close the brewer lid to initiate the reset process and ensure the descale light is properly reset.

Why Does Descale Light Come on Keurig Slim?

Ever wondered why that descale light on your K-Slim seems to have a mind of its own? Let’s take a moment to understand the reasons behind this common issue before we reset the K-Slim Descale Light.

Incorrect descaling process: Following the descaling process accurately is essential for success. Double-check that you’ve followed each step correctly, from preparing the machine to resetting the descale light. Missing a step or not following the process in the correct order can contribute to the continuous illumination of the descale light.

Incorrect descaling solution: Using the wrong descaling solution can also be a culprit. Make sure you’re using the recommended descaling solution specifically designed for your Keurig K-Slim. Using an incompatible solution might not effectively remove the scale buildup, leading to the persistent descale light.

How to Reset Keurig Slim Descale Light

The good news is that resetting the Keurig K-Slim is a breeze and requires just a few simple steps. Follow the instructions below to reset the descale light and get your brewer back on track:

Step 1: Unplug the Keurig Coffee Maker. Begin by unplugging the Keurig coffee maker from the power outlet. This ensures that the machine is completely powered down before we proceed with the reset process.

Step 2: Remove and Clean the Water Reservoir. Once the Keurig is unplugged, locate the water reservoir and gently eject it from the brewer. Take a moment to inspect the reservoir for any debris or buildup and clean it if necessary.

Step 3: Plug in the Keurig and Power On. Now, plug the Keurig back into the power outlet. The machine will power on automatically once it’s connected to the electricity supply.

Step 4: Press the Start Button. Press the start button on the Keurig to turn it on. You should see the machine’s lights and indicators illuminate, indicating that it’s ready for the reset process.

Step 5: Reattach the Water Reservoir. With the Keurig powered on, reattach the water reservoir back into its designated spot on the brewer. Ensure that it fits securely and is properly aligned.

Step 6: Open and Close the Brewer Lid. Finally, open and then shut the brewer lid. This step helps initiate the reset process and ensures that the descale light is properly reset.

If the reset was successful, the descale light on your Keurig K-Slim should now be turned off. The machine is now ready to use as usual, allowing you to brew your favorite beverages without any interruptions.

However, if the descale light persists even after following these steps, don’t worry. You just descale one more time to ensure that all the necessary steps are correctly executed. In most cases, the second attempt will successfully reset the descale light and resolve the issue.


Congratulations, you’ve mastered resetting the descale light on your Keurig K-Slim! By following the simple steps outlined in this article, you can ensure that your coffee maker continues delivering those delightful cups of java you love. Remember to descale regularly and maintain your machine for optimal performance and longevity. Now, indulge in a steaming cup of freshly brewed goodness!


How do I reset the descale light on my Keurig Slim?

To reset the descale light on your Keurig Slim, follow these steps:
Ensure that the brewer is powered on.
Press and hold the “8 oz” and “10 oz” buttons simultaneously for at least five seconds.
The descale light should turn off, indicating that the reset was successful.

Can I still use my Keurig Slim if the descale light is on?

Yes, you can still use your Keurig Slim even if the descale light is on. However, it is recommended to descale the machine as soon as possible to maintain optimal performance and coffee quality.

What should I do if the descale light does not turn off after resetting?

If the descale light on your Keurig Slim does not turn off after following the reset procedure, try performing the reset again, ensuring that you hold the buttons for at least five seconds. If the issue persists, consult the user manual or contact Keurig customer support for further assistance.

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Ronald Miller

I've been using multimeters for over seven years now, and I've tinkered with almost every brand out there. You might even say I'm a bit of a multimeter expert, but let's not get too carried away with titles.

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