en
0

Shopping Cart

closeCart
€0.00

How to Protect Your Car’s Navigation Screen from Scratches, Glare & Fingerprints

  • /
  • Blog
  • /
  • How to Protect Your Car’s Navigation Screen from Scratches, Glare & Fingerprints
Post Name
26.11.2025

Modern cars often pack large touchscreens into the dash, and keeping these displays clear is key to enjoying every drive. A single scratch or dirty spot can make maps and menus hard to read. Car insurers warn that infotainment screens are surprisingly fragile – even a small dent or scratch can disable parts of the system . Worse, replacing a built-in navigation unit can cost thousands and take weeks . The good news? A little proactive care goes a long way.

 

Interior dashboards are loaded with touchscreens that easily pick up scratches and smudges. For example, a high-quality navigation screen protector can shield your display from daily wear . These protectors are often made of tough 9H-tempered glass with an oleophobic coating (to repel fingerprints) and an anti-glare matte finish . A properly fitted protector keeps your screen looking brand-new and makes cleaning simpler.

Invest in a Quality Screen Protector

 

Choose the right fit
 Get a protector cut for your car’s make and model so it covers the entire display without blocking cameras or buttons.

Hydrogel protector over tempered glass

A hydrogel navigation screen protector is the best modern option for car screens. Unlike tempered glass, hydrogel film is flexible, ultra-thin, and self-healing — meaning small scratches disappear on their own over time. Hydrogel also fits curved or irregular screens better, doesn’t crack or chip like glass, and offers excellent clarity with strong anti-scratch and anti-glare properties. It maintains perfect touch sensitivity and blends seamlessly with the original display. To understand the real differences between hydrogel film and tempered glass — and which one offers the best long-term protection for your car — check out our detailed comparison guide: Hydrogel vs Tempered Glass Navigation Protectors Comparison.

Anti-glare & oleophobic coatings
 Many navigation screen protectors include a matte, anti-glare surface. This scatters harsh sunlight and helps repel fingerprints and oil. (Some even advertise oleophobic layers that resist smudges.)

Installation matters

Follow the instructions carefully (clean the screen first, align the film, and smooth out bubbles). A misaligned or bubbled protector can itself cause visibility issues.

Installing a car screen protector isn’t just about preventing scratches. It also helps maintain screen clarity over time. As one Tesla owner discovered, adding a new glass protector made even a worn, glare-prone screen “look almost new again”

 

If you’ve already chosen a hydrogel protector and want to install it correctly, follow our step-by-step guide on how to install a hydrogel navigation screen protector.

Clean Your Screen the Right Way

 

Fingerprints, dust and grease are everyday enemies of visibility. But cleaning improperly can do more harm than good. Follow these expert tips:

Use a microfiber cloth

Wipe the screen with a soft, clean microfiber towel – even better if it’s dedicated just to your screen . This gentle fabric removes oils without scratching the glass.

Spray cleaner on the cloth, not the screen

If you need liquid cleaning, lightly mist it onto the cloth first. Never spray cleaners or water directly onto the touchscreen . Too much liquid or harsh chemicals can seep into seams or damage any oleophobic coatings.

Avoid household glass cleaners

Standard window cleaners (with ammonia or alcohol) can strip away protective coatings or damage the display . In fact, Car and Driver cautions that you should “avoid using household glass cleaner on your car’s touchscreen” unless you know it’s ammonia- and alcohol-free .

Use fresh wipes

Always use a clean side of your cloth or a new wipe on the screen. AGWS (an auto insurer) advises against using a cloth or wipe that’s already been on the dashboard or door panels – it can transfer grit and actually scratch the display

Detail with precision

If dirt or fingerprints linger, dampen the cloth with plain water or a gentle, screen-safe cleaner and buff in small circles. For stubborn spots, a second dry pass with the microfiber cloth will remove streaks.

 

Wipe smudges away with a soft cloth – spraying cleaner on the cloth, not on the screen . Clean your screen each time you wash the car, or whenever you notice foggy patches. In fact, one test found that many “interior detailer” sprays (like Chemical Guys or Meguiar’s) can work just as well as specialized screen cleaners if they’re labeled safe for screens.

Reduce Sunlight Glare

 

Glare is one of the biggest complaints with modern car touchscreens. It makes maps hard to read, increases eye strain, and leads to drivers pressing harder on the display—over time, this causes wear and visible marks.

To reduce glare:

Install a matte hydrogel screen protector

Adjust the display’s brightness and contrast

Avoid cleaning with shiny or oily cloths

Park with the dashboard away from intense sunlight when possible

Hydrogel films help significantly because they diffuse harsh reflections without dulling the screen.

Prevent Fingerprints and Smudges

 

Touchscreens are fingerprint magnets. Oils from your hands quickly accumulate on the surface, especially on climate controls or zoom gestures.

Solutions that actually work:

Oleophobic coatings (built into many hydrogel protectors)

Regular microfiber wipe-downs

Avoid touching the screen with sunscreen or lotion on your hands

Use voice commands for common actions when possible

Drivers notice a big difference after installing a car navi screen protector—much fewer smudges and much easier cleaning.

Protect the Screen During Everyday Use

 

Small habits reduce long-term wear:

Remove rings before using the touchscreen

Don’t store hard objects (keys, coins) near the display

Keep dust off the dashboard

Avoid pressing with fingernails

Use steering-wheel controls when possible

Tiny scratches add up, especially on softer automotive materials.

 

FAQ

 

What is the best way to protect a car navigation screen?

Installing a car-specific hydrogel screen protector provides the best protection against scratches, glare and fingerprints.

Do hydrogel protectors really self-heal?

Yes. The top layer softens slightly with heat and pressure, allowing micro-scratches to fade within minutes.

Do these protectors affect touch sensitivity?

No. Hydrogel films are extremely thin and designed to preserve the original touchscreen response.

Can I install a screen protector myself?

Hydrogel films are easy to install because they are flexible and bubble-resistant. Most people complete the installation in minutes.

Will a protector reduce screen brightness?

A high-quality hydrogel film maintains screen clarity while reducing harsh glare.

Do car manufacturers recommend screen protectors?

Many dealerships now advise using some form of screen protection due to rising replacement costs and increasing touchscreen sizes.

Which Cars Benefit Most

Some car brands benefit disproportionately from hydrogel screen protection — especially large-format touchscreens in premium models. If you want the full breakdown of the top models for 2025–2026, see our detailed guide on which cars benefit most from hydrogel navigation protection.

To protect your own car’s screen from scratches, glare and fingerprints, visit our shop at mr-key.com.

 

Related Guides

How to Install a Hydrogel Navigation Screen Protector

Which Cars Benefit Most From Hydrogel Navigation Protection? (2026 Overview)

Hydrogel vs Tempered Glass Navigation Protectors Comparison

Related Posts

Simple Tips to Free a Stuck Lock: What You Need to Know
29.10.2024

Simple Tips to Free a Stuck Lock: What You Need to Know

Locks are meant to provide security, but when they seize up, they can leave you feeling frustrated and helpless. Dealing with a stuck lock is more common than you might think, and thankfully, there are affordable and effective solutions to get it working smoothly again. Whether it's a car door, trunk, or your home lock, here are some tried-and-true methods to free up a jammed lock. Why Locks Seize Up Understanding the causes behind a stuck lock can help you prevent it from happening in the future. Locks can seize up for various reasons: Dirt and Debris : Over time, dust, grime, or even small particles can accumulate inside the lock mechanism, making it harder for the internal parts to move smoothly. Rust and Corrosion : Exposure to moisture, humidity, or salty air can lead to rust buildup on metal parts within the lock, which can prevent movement. Lack of Lubrication : Locks need to be lubricated occasionally to ensure smooth operation. Without lubrication, friction increases, and the lock may eventually jam. Now, let’s look at some simple steps to tackle a seized lock. Step 1: Use Graphite Powder or Dry Lubricant The first thing to try is applying a lubricant, but be careful about what type you use. Wet or oil-based lubricants can attract dust, which eventually clogs the lock. Graphite Powder : This is one of the best options for freeing up a stuck lock. Sprinkle a small amount of graphite powder into the keyhole, insert the key, and gently move it back and forth. This spreads the graphite, reducing friction and allowing the lock components to move more freely. Dry Lubricants : These are specifically designed for locks and are ideal for situations where you want to avoid residue buildup. Spray a small amount into the lock, then insert the key and gently turn it. Pro Tip : Avoid using regular WD-40 or other oil-based products, as they may lead to a buildup over time, making the problem worse. Step 2: Try the Key with Gentle Force If lubrication alone doesn’t do the trick, the next step is to use a little gentle force with your key. Be cautious here; applying too much force could break the key inside the lock. Insert the Key : Once the lubricant has been applied, insert the key fully into the lock. Wiggle Carefully : Gently wiggle and turn the key without applying too much force. This movement may help distribute the lubricant further and gradually loosen up any stuck components. Caution : If you feel excessive resistance, don’t force the key. Forcing it can cause damage or even snap the key, which would require additional assistance to remove. Step 3: Warm Up the Lock (Especially Useful for Cold Weather) Cold temperatures can cause locks to seize due to ice or metal contraction. If you suspect the cold is the issue, warming up the lock can be effective. Use a Hair Dryer : Direct warm air onto the lock for several minutes to allow the metal to expand and the ice (if any) to melt. Heat the Key : You can also try warming the key slightly with a lighter, but exercise caution and make sure it isn’t too hot before inserting it into the lock. Safety Note : Avoid open flames directly on the lock itself, as this can damage surrounding surfaces or even warp the lock mechanism. Step 4: Use a Vinegar Solution for Corroded Locks If rust is the culprit, vinegar is a great household solution for loosening rust and corrosion in a lock. Apply Vinegar : Put a few drops of vinegar on the key, insert it into the lock, and let it sit for a minute or two. Vinegar can help dissolve light rust, making it easier to turn the key. Follow with Lubricant : After using vinegar, apply a small amount of graphite powder or dry lubricant to ensure the lock remains smooth and functional. Step 5: Work with Compressed Air to Remove Debris If dirt or debris has accumulated inside the lock, compressed air is a quick and efficient way to clear it out. Blow Out Dust : Use a can of compressed air and direct the nozzle into the keyhole. Short bursts of air can blow out dust and small debris that may be obstructing the mechanism. Follow Up : After using compressed air, it’s a good idea to add a dry lubricant to prevent any remaining dust from causing future jams. How to Prevent Lock Seizure in the Future Once you’ve successfully freed a seized lock, it’s helpful to take steps to prevent it from happening again. Here are some preventive tips: Regularly Lubricate : Use a dry lubricant or graphite powder once or twice a year, especially if you live in a humid or dusty area. Keep Locks Clean : Wipe off any visible dirt or dust around the lock mechanism. If the lock is exposed to elements (like outdoor or car locks), covering it can help keep debris and moisture out. Avoid Overusing Keys : If your key shows signs of wear, consider getting a replacement. Worn-out keys can cause more friction inside the lock, leading to jams. When to Seek Professional Help Sometimes, despite your best efforts, a lock just won’t budge. In cases where the lock is significantly damaged, heavily corroded, or if the key breaks inside, it’s best to reach out for professional assistance. A professional has specialized tools and expertise to address these issues without causing further damage. Taking Care of Your Locks A stuck lock can be an inconvenience, but by following these simple steps and using a little patience, you can often resolve the issue without professional help. Keeping locks in good condition with regular care is the key to ensuring they function smoothly for years to come.

Top 5 Interesting Facts About Audi: The Legacy Behind the Four Rings
13.10.2024

Top 5 Interesting Facts About Audi: The Legacy Behind the Four Rings

When you think of Audi , luxury, innovation, and performance probably come to mind. But behind the sleek design and advanced technology, Audi’s story is filled with fascinating history and achievements. Whether you’re a long-time fan or new to the brand, there’s a lot to discover. In this article, we’ll uncover five of the most interesting facts about Audi that every car enthusiast should know. 1. The Meaning Behind Audi’s Four Rings At first glance, Audi’s logo—four interlocking rings—seems like a simple yet stylish design. However, these rings have deep significance. Each ring represents one of the four founding companies that came together in 1932 to form Auto Union: Audi , DKW, Horch, and Wanderer. A Rich History : This merger marked the beginning of what would eventually evolve into Audi, and the four rings symbolize the unity of these brands. It’s more than just a logo; it’s a reminder of Audi’s prestigious heritage and long-standing dedication to automotive innovation. Survival Through the Ages : Despite wars, economic downturns, and changes in the automotive landscape, the legacy of these four companies continues to live on in Audi’s cutting-edge vehicles. 2. Audi Was the First to Introduce Quattro All-Wheel Drive In 1980, Audi made waves in the automotive world by introducing the Quattro all-wheel-drive system. Originally developed for rally racing, the Quattro system was revolutionary, giving drivers improved traction, handling, and stability in all types of weather conditions. A Game-Changer for Drivers : This innovative system quickly became a staple for Audi vehicles, giving them superior control and stability. Today, the Quattro system is still a key feature, especially in models designed for performance and sport. Setting the Standard : Audi’s Quattro system not only changed the way we think about driving in tough conditions but also set the benchmark for all-wheel-drive technology, making it one of the most trusted names in the industry. 3. The Name "Audi" Has Latin Origins Did you know that the name "Audi" has an interesting linguistic history? The name comes from the Latin translation of the German word “Horch,” which means “listen.” August Horch, the founder of Audi, had to change the name of his company due to legal reasons after he left the Horch company. Rather than giving up his name completely, he chose to translate it into Latin, giving birth to the name “Audi.” An International Touch : This name change added an international flair to the brand and has since become synonymous with high performance and luxury. A Tribute to the Founder : Audi’s name serves as a lasting tribute to August Horch’s vision and his pioneering spirit in the world of automobiles. 4. Audi’s Revolutionary Win at Le Mans In 2006, Audi made history by becoming the first car manufacturer to win the prestigious 24 Hours of Le Mans race using a diesel engine. Audi’s R10 TDI was not only fast but also fuel-efficient, demonstrating the potential of diesel technology in endurance racing. Fuel Efficiency Meets Performance : The victory wasn’t just about speed; it was about showcasing how efficiency and performance could work hand in hand. This win cemented Audi’s reputation for innovation and opened the door for more advanced technologies in racing. Multiple Wins : Audi’s dominance at Le Mans didn’t stop there. Over the years, the brand has secured numerous wins at the event, further proving that Audi’s commitment to excellence extends to the world of motorsports. 5. Audi’s Focus on Lightweight Design: The Audi A8 Audi has always been at the forefront of automotive design, and the Audi A8 is a testament to that. Introduced in the 1990s, the A8 was one of the first vehicles to feature an all-aluminum body, significantly reducing its weight while enhancing performance and fuel efficiency. Aluminum Innovation : By using lightweight aluminum in place of traditional steel, Audi was able to create a vehicle that not only performed better but was also more fuel-efficient and environmentally friendly. An Industry Leader : This innovative approach to vehicle design has influenced the automotive industry as a whole, and the Audi A8 remains a leader in the luxury sedan market. Audi’s Legacy of Innovation Audi is more than just a luxury car brand—it’s a company that consistently pushes the boundaries of what’s possible in automotive technology. From pioneering all-wheel-drive systems to revolutionizing motorsports, Audi has proven time and time again that it’s a brand dedicated to innovation, performance, and quality. As a car owner, whether you’re drawn to Audi for its history or its cutting-edge technology, it’s important to ensure you have reliable and convenient solutions for every aspect of car ownership, including your car keys. Audi’s legacy of innovation can serve as a reminder that planning ahead—whether in technology or practical matters like having a spare key—can save you from unexpected hassles down the road.

Lost Your Westfalia Towbar Key? Here's What to Do
30.07.2025

Lost Your Westfalia Towbar Key? Here's What to Do

Have you lost your Westfalia towbar key just before a long-planned trip or an important towing job? Don’t worry, you’re not alone. Every year, thousands of drivers face the same issue: the towbar key disappears right when it's needed most. Westfalia detachable towbar keys are usually used only a few times per year – often for summer holidays, camping trips, towing, or moving. Because they are used so rarely, they often get forgotten for months. It's easy to lose track of where they were last placed: in the glove compartment, a drawer in the garage, or a coat pocket? Fortunately, there's a simple solution – without having to replace the entire towbar system. Step 1: Check the Lock Cylinder for a 5-Digit Code Take a close look at the front of your Westfalia towbar lock, around the keyhole. Many models have a 5-digit code engraved directly into the metal. If the code is between 20000 and 50000, it is your personal key code. This code allows professional key services (like MR-KEY) to create a perfectly matched replacement key – without the original. Examples of valid codes: 23456 27891 49821 You can enter this code directly into an online order form. Order a replacement key here: https://mr-key.com/cat/towbars-keys What if You Only See 3 Digits? Sometimes, you might only find a 3-digit number on the lock body (e.g., 104, 287). Unfortunately, these numbers are not valid key codes . They usually refer to batch numbers or internal components. In this case, we recommend: Conducting a thorough search for the original key (glove compartment, toolbox, jacket pockets, etc.) If the key cannot be found, consider replacing the towbar locking mechanism Tip: Make a Spare Key While You Still Can If you still have your original Westfalia towbar key, now is the perfect time to make a copy . Many Westfalia keys show a code like: 2W01 to 2W50 This code is usually engraved on the metal shaft of the key and matches your towbar lock. With this code, we can quickly and affordably produce a precise duplicate. Why make a spare key? Avoid last-minute panic before departure Reduce costs by preventing lock replacement Fast delivery when ordering by code Order here: https://mr-key.com/cat/towbars-keys Fast and Professional Westfalia Key Service At MR-KEY , we specialize in duplicating Westfalia towbar keys by code. Our service is fast, precise, and hassle-free: Simply provide the 5-digit lock code (20000–50000) We cut the key using high-precision machines Every key is checked before shipping In most cases, shipping is completed within 24 hours . Quick Overview Situation Can a New Key Be Made? What to Do 5-digit code on the lock (20000–50000) Yes Order a key by code Only 3-digit number on the lock No Search for the key or replace the lock Original key with "2W" code present Yes Have a spare key made Tips: How to Avoid Losing Your Key in the Future To avoid ending up in this situation again, follow these simple tips: Store your spare key in your vehicle documents folder or glove box Label your keychain with "Towbar" for easy identification Take a photo of your key code and save it on your phone or in the cloud These small steps can save you time, stress, and money. Losing your Westfalia towbar key doesn't have to ruin your travel plans. As long as your lock has a valid 5-digit code between 20000 and 50000 , a replacement key can be made and shipped quickly. And if you still have the original key? Make a copy now – a small investment for long-term peace of mind. Order your Westfalia replacement key now: https://mr-key.com/cat/towbars-keys Safe travels!

How to Identify the Right Replacement Key Shell for Your Car
25.03.2025

How to Identify the Right Replacement Key Shell for Your Car

If your car key shell is cracked, worn, or the buttons no longer press properly, replacing it with a new shell is often the most affordable and effective solution. But one major challenge stands in the way: figuring out exactly which replacement shell you need. With so many variations in blade types, button layouts, and internal compatibility, it’s easy to buy the wrong part—and waste both time and money. This guide breaks down how to identify the correct key shell for your car, so you can upgrade or replace your damaged remote housing without confusion. Step 1: Identify Your Key Blade Type One of the most important features is the key blade. Even within the same car brand, different models and years may use different blade types. Two of the most common are: HU83 blade – Used by many Peugeot and Citroën models. It has a curved groove on both sides. VA2 blade – Similar in appearance but has a flat groove instead of a curve. Other types include TOY43, TOY47, and SIP22, often used in Toyota, Fiat, and other manufacturers. If you're unsure, comparing your blade side-by-side with online reference images helps avoid errors. Tip: Never rely only on the number of buttons—focus on the blade profile first. Step 2: Count and Match the Button Layout Next, verify how many buttons your original key has, and in what layout. Common options include: 2 buttons: Lock / Unlock 3 buttons: Lock / Unlock / Trunk Smart keys: May have a more complex layout or hidden emergency blade Even a small difference in layout can prevent the rubber buttons from pressing the internal switches correctly. Also check whether the button pad is integrated into the case or if it’s a separate piece. That may affect your fit. Step 3: Check the Internal Electronics Placement When swapping a shell, you’ll be transferring the circuit board and (in most cases) a transponder chip. The replacement case must have: The same mounting points and slots Space for the battery (check if yours is CR1620, CR2032, etc.) A similar design to support the flip mechanism, if your original key has one If the internal layout doesn’t match, your circuit board may not sit securely—or your buttons may not work. Bonus tip: Open your old key carefully and take photos of the internal structure before ordering a shell. Step 4: Consider the Key Type – Flip or Fixed There are two main styles: Flip keys: Blade folds into the case and pops out with a button press Fixed blade keys: Blade is static and exposed You must match your replacement with the original style, unless you're intentionally upgrading. Flip key conversions are popular, but they require extra parts and a bit more installation effort. Step 5: Check the Model Compatibility List Many key shells are marketed as being compatible with a range of car models. Look for a list that includes: Your vehicle’s make and model The production years (e.g., “Peugeot 207 2010–2014”) Even then, cross-reference with your physical key—models change subtly across production years. Step 6: Know What You're Not Getting A replacement key shell typically does not include: The circuit board (you must transfer it from your old key) The transponder chip A pre-cut blade (unless stated) You’ll likely need to cut the new blade or reuse the old one if it's detachable. Choosing the right replacement key shell doesn't have to be trial and error. By focusing on blade type, button layout, and internal structure, you can confidently find a case that fits your needs—and your key electronics. It’s a simple fix that extends the life of your existing key without the cost of a full replacement. Just take your time, check the details, and match your original key carefully. A few minutes of inspection now can save hours of hassle later.

Logo
More options Accept all Reject all
This website uses cookies

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services.

Chat with us