The protective glass on the Xiaomi Redmi 8 Pro is not just an accessory, but a necessary barrier between the smartphone screen and the aggressive environment. Even a minor scratch on the display can spoil the impression of using the gadget, and a crack can turn into expensive repairs. However, many users face the problem: the purchased glass refuses to lie flat, bubbles form, dust penetrates the surface, and the edges begin to peel off after a week.
The fact is that the technology of the protective glass sticker requires not only accuracy, but also knowledge of the nuances of a particular model. 2.5D-And this article is not the easiest candidate for self-installation, but we're going to take a step-by-step algorithm that takes into account the design of the phone, how to avoid common errors, and how to make a recommendation for glass that lasts more than a year.
Why the standard instructions don't work for the Redmi 8 Pro
If you've ever tried to put glass on other smartphones, you've noticed that universal tips often fail, because the Redmi 8 Pro has a few key features:
- 🔹 2.5D-edges of the screen - the glass must repeat the bending, otherwise there will be gaps on the sides where dirt will be clogged.
- 🔹 Cut under the front camera – if the glass does not have an exact cutout, it will either not stick tightly or will block the sensors.
- 🔹 Oleophobic coating – factory screen covering can interfere with adhesion if it is not cleaned in a special way.
- 🔹 Sensitive proximity sensor – improperly installed glass can block its operation.
Also, many users don't realize that the quality of the adhesive layer varies from manufacturer to manufacturer, that cheap versions from the Middle Kingdom often have uneven application of the adhesive, which leads to detachment after 2-3 months, and some premium glasses, on the contrary, are too dense, they are difficult to adjust after gluing.
What glass to choose: comparison of types and brands
The market offers several types of protective glass, and not all of the Redmi 8 Pros are suitable.
| Type of glass | Advantages | Deficiencies | Recommended brands |
|---|---|---|---|
| 2.5D (flat) | Low price, ease of installation, does not interfere with covers | Does not cover the edges of the screen, quickly erases on the sides | Spigen, Nillkin, Baseus |
| 3D (full coverage) | Protects the entire screen, including rounding | It is difficult to glue, can conflict with some covers | Whitestone Dome, AmFilm |
| Liquid glass | Invisible, not felt to the touch, self-regeneration | Expensive, weak protection against blows, requires professional application | Carglass, Nano Liquid |
| Hybrid (glass + film) | Combines the strength of glass and the flexibility of film | Thicker than regular glass, can worsen the sensitivity of the screen | Zagg InvisibleShield |
The Redmi 8 Pro is the best choice. 3D-If you're willing to spend time on a neat installation, if you don't have experience, you'd better start with a good one. 2.5D-Avoid nameless Chinese glass - their adhesive layer often turns yellow over time or peels off when heated (such as from the sun or playing games).
⚠️ Attention: Some 3D-Redmi 8 Pro glass can block the infrared port (used for the remote control.
Preparing the phone: what to do before installation
The mistake most users make is that the screen is not prepared enough, and even if the surface looks clean, it leaves microparticles of dust, greasy traces and a factory oleophobic coating that interferes with the clutch.
Turn off your phone and let it cool to room temperature |Remove old film/glass (if any) with a mediator or plastic card |Rub the screen with a wet microfiber wipe, then dry |Treat the surface with an alcohol napkin (isopropyl alcohol 70%+) |Blow the screen with compressed air (a canister or dryer on cold mode) |Put on an antistatic wipe to remove dust-->
So, you pay special attention to removing static electricity, which is what attracts dust at the most critical time, and if you don't have an antistatic wipe, you can use a regular tape, glue it to the screen and rip it off abruptly, and it will help you collect small particles.
Another nuance: Redmi 8 Pro has touch buttons under the screen (if they are not software), make sure that the notch on the glass does not block the area of their operation, to check, you can temporarily apply the glass to the phone turned off and swipe the buttons with your finger - they should respond normally.
💡
If you don't have any alcohol wipes, you can use vodka without additives (diluted with distilled water 1:1) and lilac-free fabric.
Step-by-step: how to glue glass without bubbles
Now, to the most important stage, follow the instructions in strict order, without missing steps.
- 📱 Clean Redmi 8 Pro (off, cooled).
- 🔲 Protective glass + setup (usually in a box).
- 🧴 Isopropyl alcohol (70% or higher).
- 🪛 Plastic mediator or credit card.
- 💨 Compressed air container (optional).
Step 1. Test fitting
Before removing the protective film from the glass, attach it to the screen and check:
- 🔍 Do the cutouts match the camera, speaker and sensors.
- 📏 The edges of the glass do not go beyond the screen (especially important for the screen). 3D-glass-glass).
- 👆 Touch buttons are not blocked.
Step 2: Applying glue (if required)
Most modern glass has a box-like adhesive layer, but some models (like the Whitestone Dome) require liquid glue.
- Apply 2-3 drops of glue on the screen (usually in the center).
- Level the glue with a mediator, moving from the center to the edges.
- Remove the excess with a dry napkin.
Step 3: Installation of glass
Critical point: remove the protective film from the glass only after you make sure that there is no dust on the screen.
- Carefully separate the lower layer of glass (glue side).
- Apply the glass to the screen starting from the top (on the speaker side).
- Lightly press the center of the glass and let it "stick" to the screen.
- With a mediator or card, drive the air bubbles from the center to the edges.
Step 4: Fixing and checking
After installation:
- 🕒 Let the glass "grab" for 10-15 minutes (do not turn on the phone!).
- 🔦 Check the screen under bright light – are there microscopic bubbles or motifs.
- 📱 Turn on your phone and test the sensor: do all areas respond to touch.
What to do if dust gets under the glass?
Common Mistakes and How to Avoid Them
Even when following the instructions, users often encounter problems, and here are the most common mistakes and ways to prevent them:
| Mistake. | Reason. | How to fix it |
|---|---|---|
| Bubbles around the edges | Not enough air or dust is driven out under the edges | Repeat the process with new glass, paying attention to the edges |
| The glass peels off in a week. | Poor screen cleaning or cheap glue | Use alcohol for degreasing and high-quality glass |
| Rainbow divorces in bright light | Glass too thin or incorrectly applied glue | Choose a glass with AR-coating) |
| The sensor is not working. | Glass too thick or incorrectly installed | Check the compatibility of glass with the phone model |
One of the most insidious problems is the halo effect, which occurs when the glass is glued at an angle or the adhesive layer is unevenly applied, and the only way to fix this is by gluing it.
⚠️ Note: If the proximity sensor or gyroscope stops working after the glass is installed, it is likely that the glass is too thick or has a metallized coating, in which case it will have to be replaced with a thinner one (no more than 0.3 mm thick).
How to extend the life of protective glass
Even perfectly installed glass loses its properties over time. To delay its replacement, follow these tips:
- 🧴 Every 2-3 months, apply an oleophobic coating (sold in sprays or napkins) to the glass, which will restore the slipping of the finger and protection against greasy marks.
- 🧤 Avoid carrying your phone in the same pocket with keys or coins – even through glass, microcracks can appear.
- 🔥 Do not leave your phone in direct sunlight (for example, on a torpedo in a car). The adhesive layer can float, and the glass will peel off.
- 💦 If you get water or sweat, immediately soak the screen with a dry wipe - moisture accelerates the wear of glue.
If you use a bumper case, make sure it doesn't press on the edges of the glass. Constant pressure causes detachment. The best option is a case with soft sides that don't come into contact with the screen.