Scratches on a laptop: how to remove them without a trace at home

Scratches on a laptop are a problem that every second equipment owner faces. They spoil the appearance, reduce the resale value of the device, and sometimes even interfere with operation (for example, if the screen or touchpad is damaged). But don’t rush to take your gadget to a service center: 90% of defects can be eliminated yourself with minimal costs.

In this article we will look at all types of scratches - from small abrasions on the plastic case to deep grooves on the aluminum cover, as well as on screen (including matrices with anti-reflective coating). You will find out what improvised means really work, and which ones will only aggravate the damage. Let us dwell separately on risks of using abrasive pastes on glossy laptop surfaces Apple MacBook And ASUS ZenBook - a mistake here can be costly.

Spoiler: the most effective method for deep scratches on metal is polishing with GOI pastes (used in optics), but suitable for a screen glass polish with silicon dioxide. But first things first.

1. Types of scratches on a laptop: how to determine the extent of damage

Before starting repairs, you need to classify the defect. The choice of elimination method depends on this:

• 🔍 Micro abrasions - subtle lines that are visible only from a certain angle. Most often appear on glossy lids (MacBook Pro, HP Spectre).
• 📏 Surface scratches (up to 0.1 mm deep) - felt by the nail, but does not cling to it. Typical for plastic housings (Lenovo IdeaPad, Acer Aspire).
• ⚠️ Deep furrows (more than 0.3 mm) - touched with a fingernail, may have burrs. Dangerous for aluminum housings (Dell XPS, Microsoft Surface).
• 💻 Scratches on the screen - divided into damage protective glass (removable) and matrices (most often beyond repair).

For an accurate diagnosis, take flashlight and shine the light at an angle of 30°: this way even microscopic damage will become visible. If there is a scratch on the screen changes color when scrolling (for example, it turns green or purple), which means that the polarization layer of the matrix is affected - only replacing the display will help here.

⚠️ Attention: On laptops with anodized aluminum (For example, MacBook Air M1/M2) deep scratches are often accompanied corrosion. If you notice a white coating along the edges of the furrow, treat the area immediately alcohol solution (70%) and seal clear tape before renovation.

2. Scratch removers: what works and what doesn't

The market is full of “miracle products” for polishing, but most of them are either useless or dangerous for equipment. We tested 12 popular methods and compiled a table of effectiveness:

Means	Scratch type	Efficiency (1-5)	Risks
Toothpaste (without granules)	Micro abrasions on plastic	3	May leave a white residue in recesses
GOI-paste (No. 1 or No. 2)	Deep scratches on metal/glass	5	Requires skill - if used incorrectly, the surface becomes dull
Car polish (For example, 3M 39071)	Medium scratches on gloss	4	Cannot be used on matte plastic
Baking soda + water (mush)	Superficial scratches on plastic	2	The abrasive is too rough and may leave new scratches.
Displex (for screens)	Small scratches on glass	4	Does not help with matrix damage

The most versatile repair kit: microfiber cloth + GOI-paste No. 2 + isopropyl alcohol (for degreasing). For screens it is better to use specialized tools like Displex or PolyWatch - they contain nanopolymers, which fill microcracks.

3. Step-by-step instructions: how to remove scratches from a laptop case

The algorithm of actions depends on the material of the case. Below are universal instructions suitable for 90% of cases.

For plastic cases (Lenovo, Acer, HP Pavilion):

Clean the surface from dust with a dry microfiber

Degrease the scratch isopropyl alcohol (90%)

Apply the product (toothpaste or polish) to a cotton pad

Polish in a circular motion for 2-3 minutes.

Remove residue with a damp cloth -->

For deep scratches on plastic, use multi-stage polishing:

1. Start with sandpaper P2000 (only for matte surfaces!), soaked in water.
2. Then polish car polish (For example, Turtle Wax).
3. Complete processing wax for furniture - this will restore shine.

For metal cases (MacBook, Dell XPS, Razer Blade):

Aluminum and magnesium alloys require a delicate approach. Help here GOI-paste:

1. Dilute the paste with water to the consistency of sour cream.
2. Apply to felt fabric (not microfiber!).
3. Polish rectilinear movements (not in a circle!) 5-7 minutes.
4. Remove any leftovers gasoline "Galosha" (it does not damage the anodized coating).

⚠️ Attention: On laptops Apple with sand anodizing (series MacBook 2015-2017) polishing will lead to uneven shine. In this case it is better to use vinyl stickers or contact service.

4. Scratches on a laptop screen: can they be removed without replacement?

Screen damage is divided into two types:

• 📱 Scratches on the protective glass - removable by polishing.
• 🖥️ Scratches on the matrix — if the polarizing layer is damaged, the screen must be replaced.

To diagnose, perform the test:

1. Open on screen white background (for example, a Word document).
2. Shine a flashlight at an angle: if there is a scratch changes color (becomes rainbow), which means the matrix is damaged.
3. If the scratch remains white, it is on the glass and can be polished.

To remove use:

• 🧴 Displex or PolyWatch - for small scratches.
• 🔧 Glass polishing kit (For example, 3M Glass Polishing Kit) - for deep ones.

Screen polishing process:

1. Очистите экран дистиллированной водой и салфеткой iCloth.
2. Нанесите полироль на полиуретановую губку (не микрофибру!).
3. Полируйте с лёгким нажимом 1-2 минуты.
4. Удалите остатки сухой салфеткой.

What happens if you overdo it with screen polishing?

Excessive friction may remove oleophobic coating (repellent grease), after which the screen will quickly get dirty. You also risk encountering frosted glass effect — when the surface becomes cloudy due to microcracks.

5. How to disguise scratches if they cannot be removed

If the scratches are too deep or polishing is contraindicated (for example, on Sand-coated MacBook), use masking methods:

• 🎨 Vinyl stickers - match the color of the case (for example, dbrand or Slickwraps).
• 🖌️ Corrector for cars (For example, Touch-Up Paint) - suitable for plastic cases.
• 📱 Protective film - for screens with scratches (for example, Spigen Tempered Glass).
• 🔧 Bumper case - will hide damage on the edges (UAG, Speck).

For aluminum housings Apple the best option is anodized stickers (for example, from ColorWare). They repeat the texture of the original coating and do not peel off over time. Cost: from 1,500 to 3,000 rubles per set.

If there is a scratch on touchpad, and polishing did not help, consider the option with replacing the touchpad. On most laptops (Lenovo ThinkPad, Dell Latitude) it takes 15 minutes and costs 2,000–4,000 rubles.

6. Prevention: how to protect your laptop from scratches

The best repair is prevention. Here 5 rulesthat will protect your laptop:

• 🧳 Always move your laptop to hard case (For example, Thule Gauntlet or Incase Icon).
• 🧴 Apply to body once a month polymer protective composition (For example, Ceramic Pro).
• 🖥️ Use safety glass to the screen (even if you have a matrix with Gorilla Glass).
• 🧹 Clean your keyboard compressed air (not with cotton swabs!).
• 🚫 Never put it on your keyboard metal objects (keys, coins, headphones).

For owners MacBook with aluminum body: avoid contact with salt water (sweat, sea water) - it corrodes the anodized coating in 2-3 weeks. If your laptop gets exposed to rain, wipe it off immediately distilled water and dry silica gel (bags from shoe boxes).

7. Common mistakes when removing scratches (and how to avoid them)

A lot of “advice” from the Internet only ruins your laptop. Here TOP-5 errors and their consequences:

Error	Consequences	The right approach
Usage sandpaper on glossy plastic	“Cobwebs” appear - a network of small scratches	Only polishing pastes without abrasive
Screen polishing dry cloth	Microcracks on the glass, deterioration of contrast	Only wet microfiber + specialized tools
Application WD-40 for cleaning	Corrodes plastic, leaves greasy stains	Isopropyl alcohol (70-90%)
Polishing MacBook toothpaste with granules	Scratches become deeper and the logo fades	Only GOI-paste or vinyl stickers
Ignoring corrosion on aluminum	Spread of rust under the coating	Processing corrosion inhibitor (For example, CRC 3-36)

Another common myth: "Scratches on the touchpad can be removed with an eraser". In fact, the eraser (even white stationery) leaves microparticles of rubber that become clogged in the sensor and disable it. Suitable for touchpads only special polish for touch panels (For example, iCloth Screen Cleaner).

FAQ: Answers to frequently asked questions

Is it possible to remove scratches from a matte laptop screen?

Matte screens (for example, in Dell Precision or Lenovo ThinkPad) have anti-reflective coatingwhich is easy to damage. Polishing is impossible here - any mechanical impact will remove the matte layer. The only way out: matrix replacement or use protective film with matte effect.

What is the difference between GOI paste No. 1, No. 2 and No. 3?

• No. 1 (green) - the most abrasive, for rough polishing (removes deep scratches, but leaves a dull finish).
• No. 2 (red) — universal, for finishing polishing (gives a mirror shine).
• No. 3 (white) - almost without abrasive, for final finishing.

Enough for laptops GOI №2. Paste No. 1 can only be used on matte metal surfaces.

How much does professional scratch removal cost?

Prices depend on the type of damage and laptop model:

• Case polishing: 1,500–3,000 rub.
• Screen restoration (if there are scratches on the glass): RUB 2,000–5,000.
• Replacing the matrix (if the polarizing layer is damaged): RUB 8,000–20,000.
• Painting/anodizing (for MacBook): 5,000–12,000 rub.

In Moscow and St. Petersburg there are services specializing in restoration of premium laptops (For example, MacPlus or Notik). They use professional equipment (eg 3M polishing machines) and provide a guarantee of up to 6 months.

Can you use car polish on a laptop?

Yes, but with reservations:

• ✅ Suitable for glossy plastic buildings (ASUS ROG, MSI).
• ❌ Cannot be used on matte surfaces and MacBook (due to the risk of damaging the anodizing).
• ⚠️ Choose polishes no silicone (For example, Meguiar's PlastX).

Before use, check the ingredients: if there is any ammonia or acetone - the product is not suitable.

How to remove scratches from a laptop keyboard?

Keys are made from ABS plastic or polycarbonate, which are easy to damage. Recovery methods:

1. For minor scratches: Wipe the keys isopropyl alcohol and apply polish for plastic (For example, Novus 2).
2. For deep: use plastic restoration pencil (select by color).
3. If they are erased symbols: buy key stickers (for example, from WASD Keyboards).

⚠️ Don't polish the keys GOI paste - it will make them slippery and typing will be inconvenient.