GuideTechnology

Boost Phone Lifespan: Follow the 20-80% Charge Rule!

Last updated on October 6th, 2023 at 04:19 pm

2 minutes read

We’ve all heard about not letting your phone’s battery drain completely or leaving it plugged in all night. But did you know that following the 20 to 80% charge rule can significantly extend your device’s life? In this post, we’ll explain the importance of this rule and how to follow it.

 

Understanding the 20 to 80% Charge Rule

To preserve your smartphone battery’s lifespan, the 20 to 80% charge rule is crucial. Simply put, it means you should keep your phone’s battery level between 20% and 80%.

Why It Matters

Contrary to common belief, keeping your phone at 100% charge can harm the battery over time due to increased stress. Similarly, letting it drop to 0% can also cause damage. Staying within the 20 to 80% range avoids these extreme stress levels, ensuring a longer battery life.

How It Extends Battery Life

Lithium-ion batteries are most efficiently charged within this range, optimizing their health. Allowing your battery to reach 0% or keeping it plugged in at 100% can strain it, reducing its overall lifespan, performance, and capacity.
battery, warning, low energy-98511.jpg

Are There Exceptions?

While the 20 to 80% rule is ideal, there are exceptions. When you urgently need to charge your phone or recalibrate the battery, it’s acceptable to go beyond this range occasionally. If your battery drains rapidly, consider replacing it.

I work hard to keep my guides up-to-date and accurate, but it is not possible for me to be perfect. Caveat lector: Do double-check with good sources any information you come across. If you do find errors, please notify me by this form.

Sticking to the Rule

Maintaining the 20 to 80% battery charge range can be challenging. To ensure you stay within it:

  1. Charge only when necessary (below 20% or above 80%).
  2. Use power-saving mode.
  3. Dim screen brightness.
  4. Limit background apps.

By following these tips, you’ll extend your phone’s battery life effectively.

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I work hard to keep my guides up-to-date and accurate, but it is not possible for me to be perfect. Caveat lector: Do double-check with good sources any information you come across. If you do find errors, please notify me by this form.

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Lorence Laudenio

Lorence is an IT grad who loves to travel. He shares tech updates, trends, and his travel journey, aiming to inspire others by blending his passions.

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