How to charge Xiaomi phone without charging: all working ways

The situation is familiar to many: Xiaomi phone is at the last percent charge, and there is no native charging or even USB-Type-C cable at hand. Don’t panic – there are at least 10 alternative ways to bring the device back to life.

In this article, we will look at proven methods from handheld gadgets to emergency solutions in the field, focus on compatibility with popular models Redmi, POCO and Mi flagships, and warn against dangerous experiments that can put the battery out of order. If you ever find yourself in a situation where the socket is not available and the phone is about to turn off, save this instruction bookmarked.

Important: All methods are divided into three categories of efficiency: fast (charging in 10-30 minutes), slow (several hours) and emergency (one-time solutions), the choice depends on how much time you have and what devices are on hand.

═══

1. Power Bank or external battery

The most obvious and safe way to do this is to use an external battery (Power Bank) and even if you don’t have your own, try borrowing from colleagues, friends or cafes (many establishments offer such services).

For Xiaomi, any Power Bank with USB-A or USB-C output and power from 5W is suitable.

• 🔋 Capacity: from 5000 mAh (stop on the floor) 1-2 full-load)
• 🔌 Output current: 1A–2.4A (quick charger required)
• 📱 Compatibility: All Xiaomi models after 2018 (including Redmi Note 10, POCO X3)

⚠️ Warning: Don't use cheap no-name Power Banks with questionable certifications. They can damage your smartphone's power controller. CE or RoHS on the hull.

If you have a Xiaomi Mi 11 or newer with Wireless Charging support, you can do without the cable - just put the phone on a wireless Power Bank (for example, Xiaomi Mi Wireless Power Bank 10000mAh).

═══

2 Charging from a laptop or computer

Any laptop or PC with a USB 2.0/3.0 port can be a power source for Xiaomi. Charging speeds will be lower than from an outlet, but 2-3% per hour is better than nothing.

Step-by-step:

1. Connect your phone to your laptop with a USB-Type-C cable (or Micro-USB for older models).
2. If charging does not begin, transfer the laptop to the plane mode or turn off Wi-Fi - this will reduce the load on the port.
3. To speed up the process, close all background apps on your phone (especially games and social networks).

💡 Useful Life Hack: If you have a MacBook with a port USB-C, Use the original Xiaomi cable – it supports the PD (Power Delivery and charge your phone to 20-30% faster than the standard USB.

Use the original cable | Turn off power-intensive applications | Put your laptop in airplane mode | Check the USB port for debris-->

⚠️ Warning: Don't leave your phone connected to your laptop all night long. USB-ports are shut down 2-3 hours of inactivity, and frequent connections/offshoots can damage the connector.

═══

3. Solar battery or portable panel

If you’re on a hike, on the beach or in a power outage, a solar panel will be a lifesaver. Modern portable models (such as the Xiaomi Mi Solar Charger) weigh only 200-300 grams and give up to 18W of power – enough to fully charge the Redmi 9 in 3-4 hours.

How to charge correctly:

• ☀️ Place the panel under direct sunlight (angle 90)° sun-facing).
• 📵 Turn off Wi-Fi, Bluetooth and GPS — they eat the charge.
• ⚡ Use a buffer battery (if you have one): first charge Power Bank from the panel, and then the phone from Power Bank – so more efficient.

⚠️ Warning: Do not overheat your phone under the sun - temperatures above 40°C can knock the battery out. Use a cover or a shadow.

═══

4. Charging from another phone (OTG-cable)

If you have a second phone (not even Xiaomi), you can use it as a power source. OTG-cable USB-C → USB-C).

How it works:

1. Connect. OTG-cable to the donor phone (the one that will give the charge).
2. Connect the other end of the cable to a discharged Xiaomi.
3. On the donor phone, turn on the Data Transfer Mode or OTG-power (in battery settings).

🔹 Important nuances:

• 📱 The donor phone must have a charge of at least 50%, otherwise the process will be interrupted.
• ⚡ The charging speed will be extremely low — 1-2% hourly.
• 🔌 It works best between phones of the same brand (e.g. Xiaomi). → Xiaomi).

═══

Car charging (lighter or lighter) USB-port)

If you are in a car, the lighter or built-in USB-The port is going to be a great solution. 12V/24V, That's enough to charge you fast.

What you need:

• 🚗 Car Charging: Choose models with Quick Charge 3.0 support (e.g. Xiaomi Car Charger Pro).
• 🔌 Cable: Original USB-Type-C or Braided Cable Certified.

💡 If there is only a lighter in the car, but no USB-port, use an adapter (e.g. Baseus) 3-Port Car Charger. He transforms. 12V into 5V It allows you to charge up to 3 devices at the same time.

⚠️ Warning: Never connect your phone directly to your car’s battery without a charger – voltage 12V Instantly burns the smartphone’s power controller.

═══

Charging from USB-hub)

USB hubs (such as the Xiaomi USB-C Hub) often have a built-in charging port. If you have one on hand, plug it into a laptop or other power source, and then your phone.

Advantages of the method:

• 🔌 You can charge multiple devices at the same time.
• 💻 The hub often produces more current than the standard one. USB-port.
• 🖥️ Suitable for Xiaomi Pad and other tablets.

📌 Example: Baseus Hub 6-in-1 USB-C Hub has a port. PD 100W, This allows you to charge the Xiaomi Mi 11 Ultra at full speed.

💡

If you have a hub without power, plug it into a USB-ported TV – many modern TVs (like Xiaomi Mi TV) give enough current to slowly charge your smartphone.

═══

7. Emergency methods (for experienced users)

If standard methods are not available, you can try out-of-the-box solutions, they require caution and are only suitable in desperate situations.

Method 1: Charging from batteries (9V)

• 🔋 Take the battery. 9V (e.g. Duracell and USB-bare-wire.
• 🔧 Connect. + (plus batteries to the red wire cable, and - (minus) - to the black wire.
• ⚡ Charging time: 5-10 minutes 5-10% charge).

⚠️ Attention: This method is risky, because if you don't connect correctly, you can burn the charging controller!

Method 2: Charging from a router

• 📶 Many routers (e.g. Xiaomi Mi Router) 4A) have USB-modem-port.
• ⚡ They're giving it away. 5V/1A, What's enough for slow charging (1-2% hourly).

💡

Emergency methods are always a trade-off between speed and safety, and if you can wait for a standard charge, you better not take risks.

═══

8. Wireless charging (if supported)

Xiaomi Mi 9 and newer models (including Mi 11, Mi 12, POCO F4) support wireless charging Qi. If you have a wireless charging station (such as Xiaomi Wireless Charging Pad), just put your phone on it.

Advantages:

• ⚡ No need for cables – just contact with the surface.
• 🔋 Modern stations support Fast Wireless Charging (up to the current level) 30W).

⚠️ Warning: Make sure your phone is wireless charging enabled in settings (Settings) → Battery → Wireless charging: Some cases (especially metal ones) block the transmission of power.

═══

FAQ: Frequent questions