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How to Fix a Demagnetized Credit Card in 5 Quick Steps (The Ultimate Guide)

Fix a Demagnetized Credit Card

Have you ever experienced the frustration of a demagnetized credit card? 

A demagnetized credit card can prevent you from making purchases or accessing funds when you need them the most. 

However, fear not! In this ultimate guide, we will show you how to fix a demagnetized credit card in just five quick steps. 

By following our expert advice and tips, you can restore your card’s functionality quickly and easily, saving you time and hassle. 

Don’t let a demagnetized credit card inconvenience you any longer!

Signs of a Demagnetized Credit Card

Before delving into the solutions, let’s first identify the signs that indicate your credit card has been demagnetized. 

The most apparent sign is the inability to complete a transaction when swiping the card. 

Your card might be repeatedly declined or cause glitches at payment terminals. 

Additionally, if you often experience difficulties when inserting your card into an ATM or card reader, it may be an indication of demagnetization. 

Now that you know the signs, let’s explore the common causes of demagnetization and its impact on card usability.

credit card

Common Causes of Demagnetization

Exposure to Strong Magnetic Fields:

The primary cause of demagnetization is exposure to strong magnetic fields. This includes being near powerful magnets, such as those found in MRI machines, industrial equipment, or speakers with strong magnets.

Electronic devices like smartphones, tablets, and laptops can also generate magnetic fields that can demagnetize your credit card if stored too close to them.

Avoid placing your credit card near devices with magnets or strong electromagnetic fields to prevent demagnetization.

Physical Damage to the Magnetic Strip

Any physical damage to the magnetic strip of your credit card can compromise its functionality. Scratches, dents, or bending of the strip can disrupt the magnetic encoding and lead to demagnetization.

Be cautious when handling your credit card to prevent any accidental damage to the magnetic strip. Avoid bending or scratching it, and keep it away from objects that could cause physical harm.

Storing Near Magnetized Objects

Storing your credit card near magnetized objects can gradually demagnetize the magnetic strip. 

This includes placing it next to other credit cards with magnetic strips, magnets on your refrigerator, or magnetic closures on wallets or purses.

Keep your credit card in a separate compartment or wallet to minimize the risk of being demagnetized by nearby magnetized objects.

Impact on Card Usability

A demagnetized credit card can greatly impact its usability. Imagine being unable to pay for groceries, fuel, or even a meal at your favorite restaurant. 

Whether you are on vacation or simply going about your daily routine, a demagnetized credit card can quickly become a major inconvenience. 

By fixing the demagnetization issue promptly, you can save yourself the frustration of declined transactions and ensure seamless payment experiences.

card usability

Methods to Fix a Demagnetized Credit Card

Now, onto the exciting part – fixing your demagnetized credit card! 

We will explore three methods to restore the functionality of your credit card: using a strong magnet, employing clear tape, or seeking professional assistance from your card issuer.

Method 1: Using a Strong Magnet

Using a strong magnet is a common and effective method for remagnetizing the strip on a demagnetized credit card. 

Before proceeding, gather a strong magnet, such as a refrigerator magnet, and follow these steps:

Step 1: Precautions and Guidelines

Ensure a clean and safe working environment, free from any clutter, dirt, or debris.

Be cautious not to scratch or damage the magnetic strip further during the process.

Keep the magnet away from any magnetic strips on nearby cards to avoid accidental demagnetization.

Step 2: Running the Magnet Over the Strip

Hold your credit card securely, ensuring your fingers do not obstruct the magnetic strip.

Take the strong magnet and gently run it along the length of the magnetic strip.

Repeat the process multiple times, but avoid excessive pressure or vigorous movements.

Step 3: Testing the Card’s Functionality

After the remagnetization process, attempt a transaction by swiping or inserting the card.

If successful, your card has been remagnetized and is ready for use.

If the issue persists, proceed to Method 2 or consider contacting your credit card issuer.

Method 2: Using Clear Tape

If you do not have access to a strong magnet, fret not! The next method involves using clear tape to restore the magnetic functionality of your credit card. Here’s what you need to do:

Step 1: Precautions and Guidelines

Choose a clean and dust-free area to work in, minimizing the risk of debris interfering with the tape.

Avoid using excessive force when applying tape to prevent any accidental damage.

Step 2: Applying Clear Tape to the Magnetic Strip

Cut a piece of clear tape, slightly longer than the magnetic strip of your credit card.

Position the tape carefully over the demagnetized magnetic strip, ensuring it sticks firmly.

Smooth out any air bubbles or creases for a seamless application.

Step 3: Testing the Card’s Functionality

Once the tape is securely applied, test the card’s functionality by attempting a transaction.

If the card works perfectly, congratulations! You have successfully restored its functionality.

If you still encounter issues, it may be time to explore Method 3 or contact your card issuer.

Method 3: Seeking Professional Help or Contacting the Issuer

If your attempts to fix the demagnetization issue are unsuccessful or if you are uncomfortable attempting the DIY methods, it’s best to seek professional help.

Many card issuers provide assistance with demagnetized credit cards, either through their customer service helpline or local branches. 

Reach out to your card issuer, explain the situation, and inquire about available options for repairing or replacing your demagnetized credit card.

demagnitized card

Tips and Best Practices for Avoiding Demagnetization

While knowing how to fix a demagnetized credit card is valuable, it’s always better to prevent it from occurring in the first place. 

Here are some tips and best practices to minimize the risk of demagnetization:

Proper Card Storage and Handling

Use a dedicated wallet or cardholder to store your credit cards, ensuring they are kept separate from other magnetized objects.

Avoid placing your credit cards near speakers, magnets, or technological devices with strong magnets or electromagnetic fields.

If you have multiple credit cards, avoid stacking or rubbing them against each other, as this can increase the risk of demagnetization.

Minimize Exposure to Magnets and Electronic Devices

Keep your credit cards away from devices with strong magnets, such as speakers, headphones, and magnetic phone mounts. 

Similarly, avoid placing your cards near electronic devices with strong electromagnetic fields, like smartphones, laptops, and computer speakers.

Use Protective Measures

Consider using card sleeves or wallets specifically designed to shield your credit cards from magnetic fields. These protective measures can help minimize exposure to demagnetization-causing sources.

Some card sleeves or wallets utilize RFID-blocking technology, which not only protects against magnetic interference, but also helps prevent unauthorized wireless scanning of your card information.

Additionally, you can purchase a demagnetization-proof wallet or cardholder that utilizes materials to resist demagnetization.

Regularly Check and Inspect Your Credit Cards

Perform periodic checks to ensure the integrity of the magnetic strip on your credit cards. Look for any visible signs of damage or wear, such as scratches, bends, or peeling.

If you notice any issues or suspect demagnetization, take necessary precautions such as replacing the card or employing the methods mentioned earlier to fix the demagnetization issue promptly.

Understand the Risks During Travel:

When traveling, be mindful of the magnetic fields generated by security scanners at airports, as they may affect the functionality of your credit cards.

Avoid placing your credit cards near passports, as passports often contain magnetic strips that can cause interference and demagnetization.

Remember, by adopting these practices and protecting your credit cards from exposure to magnetic fields or physical damage, you can significantly reduce the risk of demagnetization. Being proactive about card maintenance and storage will ensure that your credit cards remain in good working condition, providing a seamless payment experience whenever you need them.


Frequently Asked Questions (FAQs)

Q: How do you tell if a card is demagnetized?

A: The most obvious sign is the inability to complete a transaction when swiping the card. It may also cause glitches or repeated declines at payment terminals.

Q: Why is my credit card demagnetized?

A: There are several reasons your credit card may become demagnetized, including exposure to strong magnetic fields, physical damage to the magnetic strip, or storing it near other magnetized objects.

Q: What happens if you demagnetize a credit card?

A: A demagnetized credit card won’t work properly when swiped or inserted into card readers, resulting in declined transactions and inconvenience.

Q: Can you clean a magnetic strip on a credit card?

A: It is not advisable to clean the magnetic strip directly, as it may worsen the demagnetization issue. Instead, focus on remagnetizing or applying clear tape to restore functionality.


Fixing a demagnetized credit card is an attainable skill that can save you from frustrating payment failures. 

Remember to identify the signs of demagnetization, understand the common causes, and be aware of the impact it can have on your card’s usability. 

Armed with the knowledge of three effective methods to fix a demagnetized credit card – using a strong magnet, employing clear tape, or seeking professional help – you can confidently restore your card’s functionality. 

Additionally, adopting preventative measures like proper card storage and shielding will minimize the risk of future demagnetization issues. 

Don’t let a demagnetized credit card disrupt your financial transactions any longer; take action and regain control today!