How to replace the protective glass on the Xiaomi smartphone yourself: from the choice of material to the perfect sticking

A cracked or scratched security glass on Xiaomi is not a screen sentence. 20-30 You know, you know, you save a minute at the service center, but there's a catch: 80% Users make mistakes on their first try, leaving bubbles, dust or dust under the glass every other day.This article will help avoid the typical blunders of choosing the right glass for your model (Redmi Note). 12, POCO X5, Mi 11 etc.) to finish polishing of edges.

We're going to look at not only the standard procedure, but also the nuances of what to do if the glass doesn't stick around the edges, how to remove the residue of old glue without damaging the oleophobic coating, and why cheap AliExpress glasses often crack with a spider web after a week, and also a compatibility test: Is your Xiaomi Hybrid Glass Suitable? 9D Or better to take the classic. 2.5D.

If you have a model with a curved screen (Xiaomi 13 Ultra, Mix Fold), the process is complicated - you will need liquid glue and acne. UV-lamp, for flat displays (Redmi 10, POCO M5) But in both cases, the main thing is preparation, and the mistakes at this stage will lead to the new glass lasting a month.

At the end of the article is a list of proven glass sellers for Xiaomi (with links to AliExpress, Wildberries and offline stores), as well as a video guide for visuals. If you've never glued glass, start with a practice on an old bank card to feel the force of pressing and the angle of inclination.

1. Which protective glass to choose for Xiaomi: comparison 2.5D, 3D and 9D

There are three types of glass on the market, and each one fits different Xiaomi models, and a mistake in choosing will either cause the glass to not cover the entire screen or interfere with the sensors.

2.5D-Glass is a classic for budget smartphones (Redmi) 9A, POCO C50). It's flat, with rounded edges that don't reach the ends of the screen. ₽), Cons: there's an unprotected strip on the sides, where dust can easily penetrate. 2.5D Most often peeled off due to a cheap adhesive layer – check for silicone coating on the back before buying.

3D-glass for models with slightly curved edges (Xiaomi) 12T, Redmi Note 11 Pro covers the entire screen, including the side bevels, but requires precise fit. 3D-Glasses block the light of the proximity sensor – before buying read reviews about a particular model.

9D-Hybrid glass is a premium option for flagships (Xiaomi 14, Mix 4), combines the stiffness of glass and the elasticity of the film, protects even when hit hard. ₽) and the complexity of gluing - without experience it is easy to leave bubbles.

How do you check for compatibility? The glass description should have a support note:

• 🔹 Fingerprint sensor (for models with a subscreen scanner: Xiaomi 13, Redmi) K50)
• 🔹 Cameras in display (for Mi Mix 4, Civi 3 – glass should not cover the lens)
• 🔹 2K/4K-resolutions (cheap glass reduces screen clarity)

2. Tools for replacement: what is necessary and what can be done without

Minimum set for replacing glass on Xiaomi:

• 📱 New protective glass (compatible with the model)
• 🧴 Alcohol wipes (70% isopropyl alcohol)
• 🧻 Wiltless tissue (microfibra)
• 💳 Plastic card or scraper to remove old glass

Additional tools (simplify the process, but not critical):

• 🔦 UV-lamp (if glass with liquid glue)
• 🧲 Magnetic substrate (for centering glass)
• 💨 Vacuum cleaner or compressed air canister (to remove dust)
• 📏 Line (to check the smoothness of the sticking)

What NOT to buy:

• ❌ Clay pencil - he leaves divorces
• ❌ Metal scrapers - scratching an oleophobic coating
• ❌ Cheap AliExpress sets with “universal” glass (most often not suitable)

Remove all unnecessary items from the table|

Wash hands with soap and dry|

Disconnect the air conditioner / fan (dust is the main enemy)|

Close the windows|

Prepare bright lighting (preferably daylight)-->

If you have a model with a subscreen fingerprint sensor (Xiaomi 13 Pro, Redmi) K60), And you have to make sure that you check if the new glass supports this function, and some of the cheap glass blocks the IR rays of the sensor, and it stops working.

3. Step-by-step instruction: how to remove old glass without damage to the screen

The riskiest step is removing the old glass, and if it's cracked, the shards can scratch the display.

1. Heat the screen with a hair dryer (temperature) 40-50°C) during 1-2 It'll soften the glue. Don't overheat — OLED-Xiaomi screens are sensitive to high temperatures.
2. Put a plastic card on the corner of the glass, and if it doesn't work, warm up the problem area again.
3. Pull the glass parallel to the screen, not upwards – so there is less risk of tearing off the oleophobic coating with it.
4. After removal, wipe the screen with an alcohol napkin. If there are sticky marks, use isopropyl alcohol. + microfibre.

What to do if the glass breaks into small pieces?

• 🧲 Use Scotch: Stick it to the shards and pluck it sharply.
• 🩹 If there are small particles left, wrap your finger with a wet wipe and carefully collect them.
• 🔍 Check the display for scratches: swipe your nail - if it catches, then there is damage.

⚠️ Note: If your Xiaomi has an ultrasonic fingerprint sensor (Mi 11 Ultra, Xiaomi) 13T Pro, don't use abrasives to clean the screen. They'll damage the touch layer and the sensor will stop working.

4.How to paste new glass: the perfect sticking technique

Now is the most important moment, even if you bought the expensive one. 9D-glass, sticking errors will make it unprotected:

1. Centration. Put the glass on the screen and see if the speaker and the camera holes match, use a magnetic substrate or tape to fix.
2. Dust removal. Walk around the screen with a sticky roller (complete with glass) If you don't have one, use a tape tape folded with the sticky side outside.
3. Sticker. Take the protective film off the glass, align it in the center, and press it tightly from the middle to the edges. Don't push the edges, so bubbles form.
4. If the glass is with a lock UV-glue, light it with a lamp. 2-3 It's enough for ordinary glass. 12 hours without using the phone.

Common Mistakes and How to Avoid Them:

• 🌑 Bubbles around the edges mean you're not pressing the glass tight enough. Use your credit card to kick the air out of the center.
• 🔍 Dust under glass - clean the screen in the room without drafts. If dust gets, gently tuck the glass and blow air.
• 💧 Glue dilutions -- don't use spray fixers. They leave traces that turn yellow over time.

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If the glass doesn't stick around the edges, warm them up with a hair dryer (30)°C) and press tightly again. For models with a curved screen (Xiaomi Mix Fold 3), use liquid UV-glue - it is better fixed on rounded surfaces.

⚠️ Warning: If the proximity sensor stops working after gluing (Xiaomi) 12S, Redmi Note 11, which means the glass is too thick or not centered properly.

5.Autometer Check: How to Know if the Glass Is Sticked Correctly

Do not be in a hurry to rejoice – check the quality of the sticker according to 5 criteria:

If one of the parameters is not normal, the glass will have to be reglued. Especially critical problems with sensors: Xiaomi with the help of the new model. AMOLED-screens (Xiaomi 13 Lite, Civi 2) improper gluing can lead to overheating of the display.

How to check the fingerprint sensor?

1. Register a new print in Settings → Passwords and security → Fingerprint sensor.
2. Try unlocking your phone 5 times in a row.
3. If it works with 1-2 Trying is fine. 3+ Attempts - glass is too thick.

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Even perfectly glued glass can peel off after a month if you use your phone in high humidity (baths, swimming pools) or store it in a pocket with keys, in which case you should consider a hydrophobic coating for glass (applied separately).

6. Care for new glass: how to extend its service life

Average life of protective glass on Xiaomi — 6-12 But with the right care, you can extend that time in a few months. 2 once:

• 🧴 Clean. Use only microfiber. + Alcohol and wet wipes break down the adhesive layer.
• 📱 Storage. Don't put your phone down. Even on a flat surface, microcracks form over time.
• ☀️ Temperature. Don't leave Xiaomi in the sun (like in a car in the summer). +50°C glue loses its properties.
• 💍 Accessories: Remove rings and bracelets before using your phone, they scratch the glass even with a light touch.

If you notice small scratches, do not rush to change the glass.

1. Buy some pasta. GOI (green, for plastic) or diamante paste (1 μm).
2. Apply on the soft fabric and polish the scratches with circular movements.
3. Remove the remaining paste with alcohol.

⚠️ Warning: Don’t use toothpaste or soda to polish, they contain abrasive particles that will only make things worse. For Xiaomi with an oleophobic coating (Xiaomi 14, Mix Fold 2), polishing is not recommended – it erases the protective layer.

7. TOP-5 Mistakes When Replacing Glass with Xiaomi (and How to Avoid Them)

Analysis of user reviews showed that 90% of problems when replacing glass on Xiaomi are associated with five errors:

1. Use of incompatible glass. Example: Purchase 3D-glass 9C (The result is that the glass doesn't stick around the edges and flakes off every other day. Solution: Check the phone model in the filters in the store. POCO X3 Redmi Note 10 is suitable only for the 2.5D.
2. A dusty sticker, even a speck of dust under the glass, will ruin the whole thing, especially for Xiaomi owners. AMOLED — Solution: Vacuum the table 10 minutes before the procedure, close the windows, use an antistatic bracelet.
3. Too much pressure on the sticking, it causes cracks in the 9D-Solution: Press the glass with force, like pressing a piano key -- it's easy enough to press it.
4. Ignoring the sensor test: Xiaomi 12 Pro and Redmi owners K40 They often forget to check the proximity sensor, and after a week they find that the screen does not go out during the call. Solution: After gluing, immediately test all the sensors in Settings. → The phone. → Diagnostics.
5. Early use of the phone. If you start using Xiaomi through 1-2 And then, after a few hours of gluing, the glass will shift, and it's especially important for glass. UV-Solution: Leave the phone on. 12 hours off (preferably overnight).

If you've made one of these mistakes, don't panic. Most of the time, you can glue the glass without buying a new one, and the key is to remove it carefully without damaging the oleophobic coating.

FAQ: Frequent questions about replacing glass with Xiaomi