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 The battery is one of the most critical components of any smartphone. Over time, it naturally degrades, affecting performance, charging speed, and overall usability. If you’ve noticed your Xiaomi, Redmi, or POCO device draining faster than usual, or if you simply want to monitor its condition, MIUI includes a hidden diagnostic menu that lets you check battery health, capacity, and charge cycles — all without installing third-party apps. In this detailed guide, we’ll explain why battery health matters, how to access MIUI’s hidden battery menu, how to interpret the data, and tips to prolong your Xiaomi battery life . Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 🔹 Why Checking Battery Health Matters Modern Xiaomi devices use lithium-ion batteries , which degrade gradually with use. Some key points to understand: Charge cycles matter: One full charge cycle equals a fu...

  🔋 Why Checking Battery Health Matters Your Xiaomi phone’s battery is its heartbeat — every function depends on it. Over time, lithium-ion batteries degrade as they complete charging cycles. Each full charge from 0% to 100% counts as one cycle , and after hundreds of cycles, capacity naturally declines. Monitoring your battery health and charge cycle count helps you decide whether it’s still efficient or due for replacement. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 🔹 How to Access Xiaomi’s Hidden Battery Health Menu Most users don’t know that MIUI includes a hidden diagnostic screen that displays your battery’s real condition — no apps or root required. Follow these exact steps: Step 1: Open the Dialer Go to your Home screen › Phone app (the default dialer on MIUI). Step 2: Enter the Diagnostic Code Type the following code exactly as shown, then press th...

  Over time, Android and Xiaomi phones may start showing inaccurate battery percentages. You may notice your battery suddenly dropping from 40% to 10%, or the system may stay stuck at 100% even after usage. This is a software misreading issue , not a battery defect in most cases. Calibrating your battery helps your phone show the correct charge level and improves its overall performance. In this guide, we’ll walk you through everything about battery calibration , why it’s necessary, how to do it step-by-step, and tips to maintain battery health on Xiaomi, Redmi, and POCO devices. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 🔹 What Is Battery Calibration? Battery calibration is the process of syncing your phone’s software with the actual physical battery capacity. Android devices use internal algorithms to estimate battery percentage. Over time, due to: Frequent fast ...

 Battery life is one of the most important aspects of a smartphone experience. Modern devices like Xiaomi, Redmi, and POCO phones use lithium-ion batteries , which degrade over time if not charged optimally. To address this, Xiaomi introduced Smart Charging in MIUI 12.5 , a feature designed to protect your battery and extend its lifespan while making charging convenient and efficient. In this guide, we’ll cover what Smart Charging is, how it works, how to enable it, and practical tips to get the most out of your Xiaomi battery. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 🔹 What Is Xiaomi Smart Charging? Smart Charging is a software-driven battery management system that learns your charging habits and adjusts the charging process to reduce battery wear. Unlike standard charging that reaches 100% immediately, Smart Charging ensures that the battery stays at high charge ...

 If your Xiaomi phone’s battery percentage suddenly jumps or drains faster than expected, it might be time to calibrate your battery. Proper calibration helps MIUI display accurate charge levels, prevents unexpected shutdowns, and gives you a more reliable estimate of remaining battery life. Follow this complete guide to safely calibrate your Xiaomi phone battery. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 1. What Is Battery Calibration? Battery calibration doesn’t increase capacity — it simply ensures MIUI reads your battery level correctly. Over time, your phone may show 50% when it’s actually closer to 20%, or shut down without warning. This happens because the software and battery sensor become unsynchronized. Calibration realigns them so the battery meter reflects the actual charge accurately. 💡 Note: Avoid third-party “battery calibration” apps. MIUI already m...

 Are you experiencing slow or inconsistent charging on your Xiaomi, Redmi, or POCO smartphone? You’re not alone. Many users face this problem, which can be caused by dirty USB ports, faulty cables, low-quality chargers, or aging batteries . In this guide, we’ll explain the main reasons why your Xiaomi phone charges slowly and provide practical step-by-step solutions to restore fast and stable charging. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Battery & Power Topic Hub . 🔹 Why Xiaomi Phones May Charge Slowly Several factors can lead to slow charging on Xiaomi devices: Dirty or blocked USB-C port – Dust, lint, or debris can block the pins and reduce charging efficiency. Faulty or low-quality charger and cable – Unstable voltage or damaged wires can limit current flow. Battery degradation – Older batteries lose efficiency over time, resulting in slower charging. Software limitati...

  Introduction The POCO X8 Pro is shaping up to be one of Xiaomi’s most ambitious mid-range smartphones to date. With rumors pointing to a massive 9,000mAh battery, lightning-fast 100W charging, and a 1.5K OLED display, this new model could redefine what users expect from a device in the mid-to-upper-tier segment. According to early reports, the POCO X8 Pro will debut in China under the name Redmi Turbo 5 before launching globally under the POCO branding in early 2026. This upcoming release has already generated significant buzz among tech enthusiasts, thanks to its cutting-edge hardware, sleek design, and focus on performance efficiency. Let’s take a closer look at what makes the POCO X8 Pro such an exciting smartphone and how it could raise the standard for the entire mid-range market. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Performance & System Topic Hub . A New Era of Power: The 9,000mAh B...

  Cold weather is not only challenging for humans—it can also significantly affect smartphones. Many users have experienced sudden shutdowns, rapid battery drain, or sluggish performance during winter months. This is not a hardware defect; it’s a natural consequence of lithium-ion battery chemistry. In low temperatures, chemical reactions slow down, causing the battery to deliver less power or even shut down unexpectedly. To tackle this issue, Xiaomi introduced Cold Resistance Mode in HyperOS 2 , a software feature designed to keep your phone safe and functional even in subzero conditions. In this guide, we’ll explain what Cold Resistance Mode is, how it works, which devices support it, and why you should enable it immediately. Did you know? For a complete guide on this topic, check out the Xiaomi Learning Hub and explore related tips in the Performance & System Topic Hub . 🔹 What is Cold Resistance Mode? Cold Resistance Mode is a smart, software-based battery and s...