How to properly paste the protective glass on Xiaomi Redmi 4X: detailed instructions with life hacks

Xiaomi Redmi 4X is still a popular budget smartphone, but its Gorilla Glass 3 screen is vulnerable to scratches. The protective glass is the best way to keep the display in perfect condition, but its installation requires accuracy. In this article, you will find a step-by-step instruction with a photo, an analysis of typical errors and tips on how to avoid bubbles and dust under the film. We took into account all the nuances of a particular model: due to the rounded edges of the Redmi 4X screen, standard 2.5D glasses often do not fit perfectly - you will need a special glue or gel for fixing.

Many users have a problem with glass going off at the edges after a week or rainbow smudges, because of improper surface preparation or the use of poor-quality materials. The guide below is a proven method that works even for beginners. And if you've tried to paste glass and made a mistake, there's a section at the end of the article on how to fix defects without buying new glass.

1.What kind of protective glass to choose for Xiaomi Redmi 4X

Not all glasses are suitable for this model.

• 🔍 Thickness 0.2-0.33 mm - thinner will be fragile, thicker - will worsen the sensitivity of the sensor.
• 📏 Precise cutouts for the speaker, front camera and sensors. 4X It is a glass with a 5.0 marking" 2.5D.
• 💎 Firmness 9H — Minimum Standard for Protection against Scratching with Keys.
• 🧲 Oleophobic coating – Repels fingerprints (check for Oleophobic Coating label on packaging).

From proven brands for Redmi 4X suitable:

• 🏆 Spigen Glas.tR – premium option with a guarantee against chipping.
• 💰 Nillkin H+ Pro – budget, but with good adhesion.
• 🛡️ AmFilm Ultra Glass – the optimal price/quality ratio.

⚠️ Warning: Don’t buy AliExpress glass without reviews – often come with warped edges that won’t fall on Redmi’s rounded screen 4X. It is better to overpay 100-200 rubles in a local store, but get the original packaging with napkins and dust stickers.

2.What you will need to install: a complete list of tools

Before you start, you have to prepare everything you need. Without these things, you can't really stick the glass in a good way.

🔹 Lifehack: If you don't have any alcohol wipes, you can use 40% vodka or a liquid to remove varnish without acetone, but avoid oils because they'll leave the film on the screen.

3. Step-by-step instruction: how to glue glass without bubbles

Follow the algorithm in order. It takes 15 to 20 minutes to complete the process.

Step 1: Screen preparation

1. Turn off Redmi. 4X and extract SIM-This way the screen will not heat up.
2. Remove the old protection (if any) if there are sticky marks left, remove them with tape.
3. Wipe the screen with a wet microfiber wipe, then dry.
4. Treat the surface with a liquor napkin with movements from center to edge.

Step 2: Dust removal

This is the most critical stage. Even one speck of dust will ruin the result.

1. Turn on the flashlight on another phone and point the light at a 30° angle to the screen.
2. Examine the surface for dust or villi, if any, remove them with tape, gluing and tearing it 2-3 times.
3. Repeat the check. If the dust is still there, wipe the screen with alcohol again.

Step 3. Gluing the glass

1. Take out the glass from the package, remove the protective film with the adhesive side (usually marked with a blue strip).
2. Carefully apply the glass to the screen, starting from the top edge (there is a speaker – so easier to align).
3. Don't press it right away! Let the glass sit on its own under its weight for 10-15 seconds.
4. Take a plastic card and smooth the glass from center to edges, squeezing out bubbles.

⚠️ Warning: If the glass "went in a wave" when glued, do not try to tear it off and re-glue it - the adhesive layer will deteriorate.

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If the bubbles are left at the edges, heat them with a hair dryer (temperature 40-50).°C) and smooth the map carefully. Don't overheat - Redmi display 4X sensitive to high temperatures!

4.Typical mistakes and how to avoid them

Even with a careful sticking, you can make mistakes that will show up in a few days.

• 🌑 Bubbles under glass - caused by dust or improper smoothing. Solution: use a gel to remove bubbles (sold in accessories stores) or gently prick with a needle and smooth.
• 🌀 Rainbow divorces are a sign that the glass is not glued smoothly. You can't fix it, you can only glue it back.
• 🔄 Glass is receding at the edges - a problem for Redmi 4X It's because of the round edges. 3D-glass with adhesive side or use UV-glue (applied around the perimeter and freezes under the UV lamp).
• 📵 Poor sensor sensitivity - occurs when using too thick glass (0.5 mm or more.

🔹 Secret from the masters: If the glass starts to go away after a week, apply a drop of superglue "Moment Gel" around the edges (not on the screen!). Press for 30 seconds - it holds like a native.

5 How to remove old glass without damaging the screen

If you need to glue the glass or it cracked, remove it carefully:

1. Take a plastic card or mediator and gently tuck the glass from the corner.
2. If the glass does not lend itself, heat the screen with a hairdryer (temperature to 50 ° C) - the glue will soften.
3. Pull slowly, don't jerk. If the glass starts to crumble, stick tape on top and pull it.
4. After removal, wipe the screen with alcohol to remove the glue residue. For persistent stains, use acetone (apply to a cotton swab, not on the screen!).

⚠️ Warning: Do not use metal objects (knives, screwdrivers) – they will scratch the oleophobic screen covering, and fingerprints will stick more strongly.

6. Alternative ways to protect the screen

If the glass gluing seems complicated, consider other options:

• 🧻 Hydrogel is a transparent silicone film that repairs itself after scratching, and it collects dust and requires frequent replacement.
• 🖼️ Liquid glass -- it's applied like a varnish, it creates an invisible protective layer. 4X, But it lasts only 3-6 months.
• 🛡️ Armored film is cheaper than glass, but it's worse than shock. 4H–6H.

🔹 Comparison of methods:

7. Frequent questions about safety windows for the Redmi 4X

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For Xiaomi Redmi 4X, it is critical to choose glass with precise cutouts for sensors - even millimeter displacement will lead to poor adhesion. If in doubt, take glasses labeled "For Redmi 4X" or "5.0" 2.5D.