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How to Make Your Phone Battery Last Longer: 10 Practical Tips

Battery tips2 min readMrFix Edinburgh

Key takeaways

  • The screen is the biggest battery drain
  • Heat is the biggest cause of battery wear
  • Turn on optimised or adaptive charging
  • No setting can fix a worn-out battery

Battery life is the number one complaint about smartphones. These tips help in two ways: they make each charge last longer, and they slow down long-term battery wear.

Get more from each charge

  1. Lower screen brightness or use auto-brightness. The screen uses more power than anything else.
  2. Use dark mode on phones with OLED screens.
  3. Check which apps use the most battery in Settings and limit background activity for the worst.
  4. Turn off location access for apps that do not need it.
  5. Use Low Power Mode or Battery Saver when you need to stretch the day.

Keep your battery healthy for longer

  1. Avoid heat. Do not leave your phone in the sun, on a car dashboard or under your pillow while charging.
  2. Turn on optimised or adaptive charging, which limits time spent at 100%.
  3. Avoid regularly running to 0%. Topping up during the day is fine.
  4. Use good-quality chargers and cables.
  5. Keep your software updated, as updates often improve battery management.

Apple explains how heat and charging habits affect batteries on its batteries page. Pixel owners can find battery tips in Pixel Phone Help.

When tips are not enough

No setting can fix a worn-out battery. If your phone still struggles after these changes, check its battery health. iPhone owners can follow our iPhone battery health guide. We replace batteries for iPhone, Samsung and Google Pixel, most on the same day.

Frequently asked questions

Is it bad to charge my phone overnight?

Modern phones manage overnight charging well, especially with optimised or adaptive charging turned on. Avoid charging under pillows where heat builds up.

Does dark mode save battery?

On phones with OLED screens, dark mode can reduce screen power use.

Should I let my battery run down to 0%?

No. Regularly running the battery to 0% is not necessary and can add wear. Topping up is fine.

Need a hand?

Visit our Home Street or Corstorphine store, book online, or check the areas we cover. We check the fault first and you see the price before any work begins.

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