How to charge headphones Xiaomi Mi True: instructions, tips and frequent errors

Xiaomi Mi True wireless headphones (including Mi True Wireless Earbuds Basic 2, Mi True Wireless Earphones 2 and their modifications) have become a popular choice due to the combination of sound quality, convenience and affordable price. However, even such compact devices require the right handling - especially when it comes to charging. Failure to follow simple rules can lead to rapid battery wear, unstable operation or even breakdown.

In this article, we’ll take a look at the nuances of charging Xiaomi Mi True headphones, from basic instructions to hidden functions that aren’t mentioned in the official manual. You’ll learn how to determine the charge level by indicators of how long it takes to fully charge, which adapters are safe to use, and what to do if the headphones don’t charge. We’ll also uncover myths about “correct” charging, which can, on the contrary, shorten the life of your device.

We’ll focus on common mistakes, such as why you can’t keep your headphones on charge for days or use powerful smartphone adapters, which are simple but critical to avoid typical problems and extend the life of your Mi True for years.

1. Charging Preparation: What to Know Before First Connection

Before you insert Xiaomi Mi True headphones into your case or plug it into an outlet, make sure you follow a few key steps.This is especially important for new devices or after a long break in use.

Check the configuration: in the box with headphones should be not only the case, but also the cable USB Type-C (or Micro-USB for older models) If you don't have cable, only use certified accessories from Xiaomi or proven brands. Cheap Chinese cables can damage the power controller.

Also, pay attention to the status of contacts:

• 🔍 On headphones: metal dots on the back of the case should be clean, free of oxidation or contamination.
• 🔌 In the case: spring contacts should not be bent or covered with dust.
• 📦 On cable: connector USB Type-C should fit tightly into the case without backlash.

If you notice contamination, gently wipe the contacts with a cotton swab dipped in isopropyl alcohol (at least 90%).Do not use abrasive materials or water-based liquids under any circumstances - they can cause corrosion.

💡

If the headphones have not been used for a long time (more than 3 months), before the first charge, leave them in the case for 10-15 minutes without a power connection.

2.How to charge headphones Xiaomi Mi True

Xiaomi Mi True headphones are charged exclusively through a case — you can’t plug them directly into a power outlet or Power Bank — but the case itself supports several power options, and not all of them are equal in safety and speed.

Official means:

• 🔋 Charging from the network: the case is connected to the power adapter (it is recommended to use the original from Xiaomi with output). 5V/1A or 5V/2A).
• 🖥️ Charging from computer / laptop: through the port USB 2.0 or USB 3.0 (speed will be lower than that of the adapter).
• 🔄 Wireless charging (only for models with Qi support, such as Mi True Wireless Earphones) 2S).

Informal (risky) ways:

• ⚡ Fast charging from adapters with output 9V/2A or higher (e.g. from Xiaomi Fast Charge) may cause the controller to overheat.
• 🚗 Charging from the car lighter (only through a high-quality inverter with voltage stabilization).
• ☀️ Solar power bank (unstable voltage can damage the battery).

3. Charging indicators: how to read case and headphone signals

The Xiaomi Mi True case and headphones are equipped with light indicators that help track the charging status, but their value depends on the model and version of the firmware.

Case indicator (usually located in front or side):

• 🟢 Green (constantly burning): Case fully charged (100%).
• 🟡 Yellow/orange (burning): Case charging (level from 1% to 99%).
• 🔴 Red (flashing): Low case charge (less than 10%) or charging error.
• ⚪ White (Blinking): Headphones connected to the case and charged.

Indicators on headphones (inside or outside the case):

• 🔴 Red (when connected to the case): headphone charge below 20%.
• 🟡 Yellow: charge from 20% to 80%.
• 🟢 Green: charge above 80% or full.
• 🔴⚪ Red and white alternately: charging error (e.g. poor contact).

If the indicators behave outside the box (for example, flash chaotically or do not light up at all), this may indicate:

• Contamination of contacts in the case or on headphones.
• Failure of the battery case or headphones.
• Firmware problems (solved by reset or update).

4. Charging time: how much should you keep headphones in the case

The full charging time of the Xiaomi Mi True depends on several factors: the headphone model, the type of adapter and the current charge level. On average, the process takes from 1 to 2.5 hours, but there are nuances.

Standard time frames:

• 🔋 Charging the case from 0% before 100%: 1.5–2 The original adapter (the original adapter) 5V/1A).
• 🎧 Charging headphones in the case from 0% to 100%: 1-1.5 hours (if the case is charged).
• ⚡ Fast charging (10 minutes in case): gives ~1 hour of autonomous work of headphones.

It is important to understand that a full charge cycle includes not only filling the battery, but also balancing the cells (for models with multiple batteries).So even if the indicator shows 100%, do not rush to turn off the case - let it stand on charging for another 10-15 minutes to stabilize.

Critical information: If the headphones have not been used for more than 6 months, the first charge can take up to 3-4 hours due to the deep discharge of the battery.

Headphones are tightly in the case|The indicator on the case is burning / flashing|The original cable is used.|Adapter gives out 5V (check the markings)|The case does not overheat (temperature not above 40).°C)-->

5 Common Mistakes and How to Avoid Them

Even experienced users sometimes make errors when charging Xiaomi Mi True, which over time lead to a decrease in battery capacity or breakage.

Mistake 1: Using Unoriginal Adapters

Many connect the case to adapters from smartphones with output 9V, 12V or 20V, We think that the smart electronics will regulate the voltage themselves, but the power controller in the Mi True case is designed to do this. 5V, The result is that the case stops charging or the headphones don't recognize the headphones.

Mistake 2: Charging "all night"

Leaving the case plugged in for 8-12 hours is a bad habit. Despite being protected from overcharging, prolonged energization accelerates the degradation of lithium polymer batteries, and it is optimal to turn off the case immediately after reaching 100% (or 30 minutes after that).

Mistake 3: Storage of discharged headphones

If you leave your headphones in a discharged state for several months, the battery can fall into a deep discharge, after which recovery is impossible, the rule is: if you do not use the headphones for longer than a week, charge them to 40-60% and store them in a case.

Error 4: Charging at extreme temperatures

Lithium polymer batteries don't like heat and cold. Charging at temperatures below 0°C or higher than 40°C can lead to:

• Reduced battery capacity.
• Battery bloating (in rare cases).
• Disable protection (case will stop charging).

💡

The optimal temperature for charging is from +10°C +30°C. If the case is hot to the touch, disconnect it from the power supply and let it cool.

⚠️ Warning: If the case doesn't turn on after charging in cold air (for example, in winter outside), don't panic. Let it heat up to room temperature for 15-20 minutes - often this solves the problem.

6. How to extend the life of the headphone battery

The Xiaomi Mi True batteries are designed for 300-500 full charge cycles, after which the capacity begins to decline markedly. However, with proper care, this period can be increased by 20-30%.

1. Avoid full discharge and recharge

The optimal charge range for lithium polymer batteries is 20% to 80%. Try to keep the discharge below 10% and do not keep the headphones on charge after reaching 100%.

• 🔋 Charge your headphones with short sessions (for example, 30-40 minutes).
• 📱 Use charging monitoring apps (such as Mi Fit or Battery Widget Reborn).

2. Store the headphones correctly

If you haven’t been using Mi True for a long time:

• 📦 Charge headphones and case to 50-60%.
• 🏠 Store in a dry place at a temperature of 15-25°C.
• 🔄 Every 3 months, conduct a full discharge / charge cycle to calibrate the battery.

3. Update firmware

Xiaomi periodically releases updates for headphones that optimize power management to check the relevance of the firmware:

1. Connect the headphones to the smartphone via Mi Fit.
2. Go to the Device Profile → Software Update.
3. If a new version is available, install it.

4.Use the original accessories

Cheap cables and adapters can not only slow charging, but also damage the power controller.

• The case charges for more than 3 hours.
• The indicator flashes chaoticly.
• The case is heated more than usual.

⚠️ Warning: If the case stopped charging after using the non-original adapter, try resetting it. To do this, press and hold the button on the case for 20 seconds (until the indicator flashes twice).

7.What to do if the headphones Xiaomi Mi True do not charge

If your case or headphones don't charge, don't rush to bring them to the service. 80 percent of the time, you can solve the problem yourself. Let's take a look at the diagnostic and troubleshooting algorithm.

Step 1: Check the cable and adapter

Connect the case to another adapter and cable (preferably original) if charging started, there's a problem with the accessories. USB Type-C on the case: it must not be bent or contaminated.

Step 2: Clear your contacts

Take a cotton swab, moisten it in isopropyl alcohol and wipe it gently:

• Metal contacts on headphones.
• The spring contacts inside the case.
• Jack USB Type-C on the case.

Allow the device to dry for 10-15 minutes before re-charging.

Step 3: Reboot the case

Sometimes the power controller freezes.

1. Remove the headphones from the case.
2. Press and hold the button on the case for 15-20 seconds (until the indicator flashes twice).
3. Connect the case to the charger and wait 5 minutes.

Step 4: Check the headphones

If the case is charging, but the headphones are not:

• Make sure they are properly installed in the case nests (there should be a click).
• Try charging each headphone separately (if the case supports individual charging).
• Check if the headphone batteries are bloated (carefully inspect the body for deformations).

Step 5: Update the firmware

Outdated software can cause charging conflicts. Update the firmware through the Mi Fit app (instructions in section 6).

If none of these methods worked, the problem may be:

• Faulty power controller case.
• A failed battery of headphones or case.
• Damaged control board.

In this case, contact the Xiaomi service center or a proven electronics repairman.

Frequently Asked Questions (FAQ)