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Last updated: November 10th, 2025 at 13:40 UTC+01:00
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Reading time: 5 minutes
Cleaning your phone safely means using the right materials and techniques to remove dirt, germs, and smudges without damaging screens, coatings, or internal components. The safest approach involves a slightly dampened microfiber cloth with appropriate cleaning solutions, gentle wiping motions, and careful attention to ports and openings. This guide covers the materials you should use, proper cleaning techniques, and common mistakes that can harm your device.
To clean your phone safely, you'll need the following materials:
Avoid household cleaners like window sprays, kitchen cleaners, or anything containing ammonia, bleach, or abrasive ingredients. These chemicals can strip away the oleophobic coating that helps repel fingerprints and makes your screen easier to clean. Paper towels, tissues, and rough fabrics can also scratch your display over time, even if the damage isn't immediately visible.
Follow these steps to clean your phone screen safely:
Never scrub aggressively, as this can damage the oleophobic coating or even the screen itself over time. If something won't come off easily, dampen the cloth slightly more rather than increasing pressure. This prevents water spots and gives you a clear view of whether you've removed all the smudges.
Use a soft-bristled brush or compressed air to remove lint and debris from charging ports, headphone jacks, and speaker grilles. A clean, dry toothbrush works well for gently brushing out visible dirt. Hold your phone with the port facing downward so loosened debris falls out rather than getting pushed deeper inside.
When using compressed air, follow these guidelines:
Never use sharp objects like toothpicks, pins, or needles to dig out debris, as these can easily damage internal components or bend charging port contacts. Avoid getting any liquid near ports and openings, even on water-resistant phones. Moisture can cause corrosion or short circuits if it reaches internal electronics. If you must clean around these areas with a dampened cloth, make sure it's only slightly moist and keep it away from the actual openings.
You can safely use disinfectant wipes containing 70% isopropyl alcohol or less on most modern smartphones. Samsung and other major manufacturers have confirmed that these wipes won't damage screens or protective coatings when used properly. Avoid wipes with bleach, hydrogen peroxide above 3%, or harsh chemicals like ammonia.
The alcohol concentration matters because higher percentages can degrade oleophobic coatings over time. Wipes specifically marketed for electronics are your safest choice, as they're formulated to disinfect without harming device surfaces. Standard household disinfecting wipes often contain additional chemicals that may be too harsh for phones.
Best practices for using disinfectant wipes:
Avoid these common mistakes that can damage your phone:
Following these safe phone cleaning methods protects your investment whilst keeping your device hygienic.
Proper phone maintenance doesn't require expensive products or complicated techniques. With the right materials and careful attention to detail, you can keep your smartphone clean and functioning properly for years. We hope these phone cleaning tips help you avoid damage whilst maintaining a device that looks and works like new.