How to carefully remove the back cover of Xiaomi Redmi Note 5A Prime: tools, risks and step-by-step analysis

Xiaomi Redmi Note 5A Prime

Many Redmi Note 5A Prime owners are afraid to disassemble the phone themselves for fear of breaking fragile elements. Indeed, without preparation, the risk of damage to the device is high: broken latches, torn plumes or scratches on the body are typical consequences of careless disassembly. But with the right tools and step-by-step instructions, the procedure becomes safe even for beginners.

In this article, we'll look at all the nuances of removing the back cover, from tool selection to glue treatment, how to avoid common mistakes, what to do when the lid fails, and how to properly assemble the phone back, and for those who are self-doubting, we've prepared alternative solutions.

Preparation for disassembly: tools and security measures

Before you start removing the lid, make sure you have everything you need, and if you don't have one tool, you can damage your phone.

• 🔧 Plastic mediator or guitar mediator to gently lick the lid. Metal instruments leave scratches!
• 🔥 Dryer or thermo-air station - for softening the glue (temperature 60-80)°C).
• 🧲 Suction (optional) - helps to evenly lift the cover after heating.
• 📦 Container for screws - so as not to lose small parts during disassembly.
• 🧴 Isopropyl alcohol (90%+) — glue-residue.

Also, prepare the workspace: the desk should be clean and well lit, use an antistatic mat or at least a regular napkin to avoid static discharge, which can damage the motherboard. If you're disassembling the phone for the first time, videotape the process, which will help you put it back together properly.

⚠️ Warning: Don't use a knife or screwdriver to lid the lid! Metal easily cuts through plastic and damages plumes under the lid. Even a small scratch on the plume can lead to a broken camera or fingerprint sensor.

If you don't have any experience with electronics, practice on an old phone or watch Redmi Note 5A Prime video disassembly on YouTube. Notice the location of the latches -- there's about 15 to 20 latches around the perimeter of the lid.

Step-by-step: how to remove the back cover without damage

Now, to the process itself, follow the instructions strictly by step, and that minimizes the risks.

Step 1: Turn off and heat your phone

Before disassembling completely turn off the Xiaomi Redmi Note 5A Prime. Heat the back cover with a hairdryer for 2-3 minutes, holding it at a distance of 5-7 cm Do not overheat! Temperatures above 80 ° C can damage the battery or screen. Check the readiness of the glue can be by slightly pressing the lid - it should play a little.

Step 2: Filting the cover with a mediator

Insert a plastic mediator into the gap between the lid and the body at the headphone jack (top of the phone). Carefully drive the instrument along the edge, gradually lifting the lid. Do not use force! If the lid does not respond, warm up the problem area again.

Will the phone warm up with a hairdryer?|Do you use a plastic mediator?|Is the smartphone off?|Are you prepared for possible damage to warranty stickers?-->

Step 3: Disconnecting the plumes

After removing the cover, you will see several plumes:

• 📷 Main camera plume (upper left).
• 👆 Fingerprint scanner plume (under camera).
• 🔋 Battery connector (lower part).

First, disconnect the battery by putting a plastic blade on the connector. That's a must! Working with the battery plug can lead to short circuits.

⚠️ Note: Fingerprint scanner on Redmi Note 5A The Prime is extremely fragile. If it's damaged, the sensor will stop working, and it'll cost 30 to 50 percent of the phone to replace it.

For convenience, take a picture of the plumes before disconnecting, and this will help to avoid errors when assembled.

Common Mistakes and How to Avoid Them

Even experienced craftsmen sometimes make mistakes when disassembling the Xiaomi Redmi Note 5A Prime, and here are the most common ones and ways to prevent them:

Another common problem is the glue residue on the frame, which if left unchecked, the new lid will not fit well, use isopropyl alcohol and cotton swabs to clean it, don't use acetone or solvents, they'll damage the plastic!

If the phone does not turn on after assembly, check:

1. Is the battery on?
2. Are there any damages to the plumes (visually check for breaks).
3. Is the lid properly installed (the latches must click).

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If the lid is crispy or dangling after assembly, you haven't pressed it hard enough when you install it, warm the edges with a hair dryer (40-50°C) and press the lid tightly for 1-2 minutes.

What to do if the lid is not removed?

Sometimes the Redmi Note 5A Prime lid gets so tight that it doesn't even hold up after heating up.

• 🔥 Reheat – Warm up your phone for another 1-2 minutes, paying attention to the corners.
• 🧴 Alcohol or WD-40 — apply a few drops to the edge of the cover to dissolve the glue.
• 🪛 Careful cutting of glue - if the cover is not guaranteed, you can cut the glue along the perimeter with a thin thread (for example, a guitar string.
• 🛠️ Contact the service - if nothing helps, do not take risks. The service uses professional tools (for example, an ultrasound bath to remove glue).

If you decide to cut through the glue thread, act as carefully as possible:

1. Warm up the edge of the lid.
2. Insert the thread into the slot and slowly lead it along the perimeter.
3. Don’t stretch the thread too hard – it can cut through the plumes!

⚠️ Note: Some Redmi Notes are available 5A Prime glue was applied unevenly. If the lid is only able to pull on one side, don't pull it by force, you'll tear off the plumes. Better warm up the problem area again.

If you've been doing all the manipulations, you still have the lid that's not being removed, there's probably a problem with the deformed latches, and in this case, you can't do without a professional tool.

Alternative ways to access the insides of the phone

You don't always have to take the lid off completely, and depending on the task, there are more gentle methods.

• 🔧 Battery replacement – some services offer to remove the cover only partially (it is enough to disconnect the lower part).
• 📷 Camera cleanup – you can blow dust with compressed air through the microphone hole (without disassembling the phone).
• 🔋 Resetting – if the problem is software, try resetting your phone through Settings → Additionally. → Recovery and discharge.
• 🛠️ Use of magnetic screwdriver - to access screws under the lid (if it is raised, but not removed completely).

If your goal is to replace the battery, consider that the Redmi Note 5A Prime has it glued to the body.

1. Disconnect the battery connector.
2. Undercut the battery with a plastic spatula (start at the edge without plumes!).
3. Use isopropyl alcohol to dissolve the glue.

The new battery must be original or certified. Cheap analogues often inflate or quickly lose capacity. The average cost of the original battery for this model is 1200-1500 rubles.

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If you are not sure about your skills, it is better to contact the service.The cost of dismantling the Redmi Note 5A Prime in most workshops is 500-1000 rubles, which is cheaper than repairing after a failed independent attempt.

Building a phone: how to avoid mistakes

Getting your phone back together is often harder than disassembling.

1. Check all the plumes - they should be connected tightly, without distortion.
2. Make sure the latches are snapped - if the lid is dangling, warm it up with a hair dryer and press it.
3. Apply new glue – If the old glue has lost its properties, use 3M 9448A double-sided tape (sold in electronics stores).
4. Check the work of all functions - camera, fingerprint scanner, speakers, microphone.

If something doesn’t work after the assembly:

• 📵 Screen not turned on – check the connection of the display plume.
• 🔕 The fingerprint scanner is not working – most likely, the plume is damaged or it is not fully inserted.
• 🔈 No sound – check the speaker and microphone contacts.

If the lid doesn't fit tightly after assembly, you can use heat-glue (a pistol applied to the edge of the lid), but keep in mind that the next disassembly will take longer to heat.

⚠️ Warning: Do not turn on the phone immediately after assembly if you have used alcohol for cleaning.Let it evaporate for 10-15 minutes to avoid short circuit.

Where to buy spare parts and how much does it cost?

If something breaks down during the dismantling process, don’t despair – parts for the Xiaomi Redmi Note 5A Prime are easy to find. Here are the approximate prices (for 2026):

When buying spare parts, pay attention to:

• 🏷️ Model Match – AliExpress often sells versatile parts that don’t fit.
• 📦 Customer reviews – if the seller has a lot of negative reviews about quality, it is better to look for another.
• 🔄 Refundability – Some stores do not accept parts back.

If you buy a battery, check its capacity with a tester after installation. Unscrupulous sellers sometimes sell batteries with a capacity below the declared.

FAQ: Frequent questions about the dismantling of Xiaomi Redmi Note 5A Prime