Why does not charge fitness bracelet Xiaomi Mi Band 5: all the reasons and ways of solving

Xiaomi Mi Band 5 fitness bracelet stopped charging? Don't panic - 80% of the time, you can solve the problem yourself without going to the service center. Most often, contaminated contacts, faulty cable or software failures are the fault. But how exactly to determine the cause and what to do if the charging indicator is not on and the bracelet is dead?

In this article, we’ll look at all the possible causes, from the trivial (e.g., improper charging connection) to the serious (battery bloating), how to check the charger’s health, what to do if the bracelet doesn’t respond to charging at all, and when to contact specialists, and we’ve compiled a table of typical errors and solutions so you can quickly diagnose the problem.

Important: If your Mi Band 5 does not turn on or charge after falling or getting moisture, immediately go to the section on mechanical damage - there are critical cases that require a special approach.

Top.-5 most common causes

Let's start with the diagnosis. In our experience, 9 out of 10 cases, the problem is one of five factors:

• 🔌 Bad contact between bracelet and charging – dirt, oxidation, or improper installation.
• 🔋 Faulty cable or adapter – wire break, damaged contacts.
• 📱 Software failure – bracelet “hang” and does not respond to the connection.
• 🔋 Battery wear and tear - after 2-3 In the years of operation, the capacity falls on 30-50%.
• 💧 Moisture intake – even if the bracelet has 5 protections ATM, contacts can corrode.

Before you carry the device for repair, check these items in order. For example, many users do not know that the Mi Band 5 should be tightly pressed to charge - if the contact is weak, the indicator will not light up.

How to Clean Contacts: Step-by-step instructions

Contaminated contacts are the most common reason why Xiaomi Mi Band 5 doesn't charge: Dust, sweat, hand cream, or even cloth particles from clothing can block the transmission of current. Cleaning takes 5 minutes and often solves the problem.

You'll need:

• 🧴 Isopropyl alcohol (or ordinary vodka in extreme cases).
• 🧻 Cotton swabs or soft toothbrush.
• 🔍 A lamp or lamp (to see small particles).

Algorithm of action:

1. Disconnect the bracelet from the strap by removing the capsule with the display.
2. Soak the cotton swab in alcohol and gently wipe the gold contacts on the back of the bracelet.
3. Do the same with the contacts on the charger.
4. Let both devices dry. 10-15 minutes (alcohol evaporates quickly, but it is better not to risk it).
5. Connect the bracelet to charging and check if the indicator appears.

1. Unplugged the bracelet from charging

2. Takes the capsule off the strap

3. Prepared alcohol and cotton swabs

4. Make sure contacts are dry before connecting-->

If the bracelet doesn’t charge after cleaning, try to move it slightly on the charger – sometimes the contacts don’t match due to the deformation of the body. Also check if the legs on the charger are bent (this is a common problem after falls).

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Do not use abrasive materials (sandpaper, metal brushes) for cleaning - they will damage the protective coating of contacts!

Checking the cable and power supply

A faulty cable is the second most common cause of charging problems, and even if it looks whole, wires could have been rubbed inside or contacts oxidized, especially for cheap, unoriginal chargers.

How to check:

1. Visual inspection: look for clogs, scuffs, or melted areas on the cable, and look at the location where the wire enters the connector, which often breaks.
2. Test on another device: connect the charger to a smartphone or other bracelet, and if they don't charge, the cable is the problem.
3. Multimeter (for advanced): Measure the voltage at the output of the power supply. For the Mi Band 5, it should be 5V ± 0.25V.

If the cable is damaged, replace it with the original one (article). MDY-11-EM). Unoriginal charges can not only not work, but also damage the bracelet battery due to improper voltage.

Software glitches: how to reboot the bracelet

Sometimes the Mi Band 5 doesn't charge because of the firmware freeze, which can happen after an upgrade, a phone sync failure, or a long downtime, and in these cases, a forced reboot helps.

Instructions:

1. Connect the bracelet to the charger.
2. Press and hold the touch button under the screen for 10-15 seconds.
3. Release the button when the Mi logo appears on the screen.
4. Wait for the full load (can take up to 1 minute).

If the bracelet does not respond to the button, try an alternative method:

• Turn off the bracelet from charging.
• Put it on your hand and shake it a few times (sometimes it works like a hardware reset).
• Connect to the charger again.

If the reboot didn’t help, try resetting your settings through the Mi Fitness app:

1. Open the application and go to Profile → Mi Smart Band 5.
2. Select Untie the device (this will remove all data from the bracelet!).
3. Reconnect the bracelet to your phone as a new device.

Battery problems: when you need a replacement

Average battery life in Xiaomi Mi Band 5 — 2-3 And then the tank drops down. 30-50%, The bracelet discharges quickly or does not hold a charge at all. In some cases, the battery can swell, which is dangerous - such a bracelet cannot be charged!

Signs of battery wear:

• 🔋 The bracelet discharges in a few hours (previously held) 5-7 days).
• 🔥 The body of the bracelet became convex or deformed.
• 🛑 Charging is only in a certain position.
• ⚡ The indicator shows 100%, but the bracelet turns off after an hour.

If you notice bloating, don't try to charge the bracelet - it can lead to fire! Carefully remove the strap, put the bracelet in a non-combustible container (for example, a metal jar) and contact the service.

⚠️ Warning: Don't try to open the battery replacement bracelet yourself! In the Mi Band 5, the battery is soldered to the board, and without special equipment, you risk damaging the device or getting burned by a lithium polymer battery.

The cost of replacing the battery in service centers is from 800 to 1500 rubles (2026), if the bracelet is warranty, repair will be free. Before visiting the service, make a backup copy of the data through Mi Fitness, as after repair, they will have to be restored.

Mechanical damage: water, falls, impacts

Xiaomi Mi Band 5 is protected by 5 ATM, This means resistance to water pressure up to 50 meters, but it doesn't guarantee 100% protection from moisture -- over time, sealing gums wear out and water can get in. It's also vulnerable to falls from a height (for example, if it slips off your arm and falls on asphalt).

How to determine if the problem is mechanical damage:

• 💦 Under the display are visible drops of water or condensation.
• 🔊 When shaking, a noise is heard (for example, gurgling or rattling details).
• 📉 After the fall, the sensor or button stopped working.
• 🔥 The bracelet overheats when charging or working.

If the bracelet is wet, act quickly:

1. Remove it from your hand immediately and disconnect from charging.
2. Soak the water with a napkin (do not rub it!).
3. Put the bracelet in a container with silica gel (packages from shoe boxes) on 24-48 Don't use rice, it leaves dust.
4. Do not turn on the bracelet until you make sure it is completely dry.

⚠️ Warning: If the bracelet falls into salt water (sea, pool with chlorinated water), rinse it with distilled water before drying.

If the bracelet is not charged after drying, most likely, the board corroded, in which case only repair will help, the cost of recovery after moisture is from 1000 to 2500 rubles, depending on the degree of damage.

Alternative ways to charge (if nothing helps)

If standard methods don't work, you can try non-obvious solutions, which don't guarantee 100% results, but sometimes help to "resuscitate" the bracelet.

Method 1: Charging from another source

Sometimes the power supply from your phone or laptop doesn't provide enough current. Try connecting the Mi Band 5 charger to:

• 🖥️ USB-computer port (it is better to use the back ports on the system unit - they give more current).
• 🔌 Charger from the tablet (for example, from Xiaomi Pad 5).
• ⚡ Power Bank with support for fast charging.

Method 2: "Rocking" the battery

If the bracelet was long dead, the battery could go into a deep discharge.

1. Connect the bracelet to charging and leave on 1-2 (Even if the indicator is not on).
2. After 2 hours, turn off and reconnect the charger.
3. Repeat. 3-4 Sometimes it’s the battery that wakes up.

Method 3: Charging in the refrigerator (extreme method)

This is only suitable for bracelets that show no signs of battery bloating! Put the bracelet (without strap) in a sealed bag and place in the refrigerator for 30 minutes. Then immediately plug in to charge. Cold can temporarily "narrow" contacts and improve connection.

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If the bracelet has not been charged for several days, do not expect a miracle - the longer the battery is in a discharged state, the higher the risk of its irrevocable degradation.

When to contact the service: checklist before the visit

If you’ve tried all the ways, but the Xiaomi Mi Band 5 still doesn’t charge, it’s time to contact the experts.

• ✅ The bracelet has no visible mechanical damage (cracks, dents).
• ✅ You tried charging it from different sources (computer, socket, power bank).
• ✅ Contacts are clean, the cable is serviceable, and the power supply gives out 5V.
• ✅ You have reset your settings through the Mi Fitness app.

In the service center you can offer:

Before the visit:

1. Take the bracelet off (if it is removable).
2. Take a charger with you – the wizard can check it.
3. Check if the data will be retained after the repair (usually not).
4. If the bracelet is warranty, take a check or a confirmation of purchase.

Average warranty period for Mi Band 5 — 12 If your bracelet is officially purchased (for example, from Xiaomi Store or from authorized sellers on the Internet). Wildberries/Ozon), The repair must be free of charge!

Frequent questions about charging Xiaomi Mi Band 5