Use & troubleshooting

Practical laptop, phone and PC guides: troubleshoot common problems, protect your data and maintain your devices with clear checks and steps.

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Use & troubleshooting

Use & troubleshooting: 87 matching articles · Showing 55–63

Dell 15 laptop from TECHBUY illustrating a Windows battery report checkUse & troubleshooting
3 min read

How to read a Windows Battery Report before buying a laptop

Design Capacity and Full Charge Capacity are useful clues, not a runtime promise. Generate the report and test the actual laptop.

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ThinkPad X13 Gen 5 from TECHBUY illustrating laptop screen brightness choicesUse & troubleshooting
3 min read

300 or 400 nits on a laptop: choose for your workspace

A brighter specification alone cannot guarantee outdoor visibility. Weigh brightness, reflections and your usual seat before buying.

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Used iPhone 15 Pro from TECHBUY illustrating photo transfer to WindowsUse & troubleshooting
3 min read

Moving iPhone photos to Windows: cable or iCloud?

Photos held only in iCloud may not appear during a cable import. Choose the right path, verify originals and avoid deleting synced files.

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Used iPhone 15 Pro from TECHBUY illustrating ProMotion up to 120HzUse & troubleshooting
3 min read

Is a 120Hz display worth choosing on a used phone?

Smoother scrolling is easy to notice, but check touch, brightness, panel condition and battery before paying more for a used device.

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HP Victus 15 from TECHBUY illustrating gaming-laptop heat and fan checksUse & troubleshooting
3 min read

Gaming laptop hot and loud: normal cooling or a warning?

A fan speeding up during a game is not automatically a fault. Check airflow, workload, performance and unusual symptoms.

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ThinkPad X13 Gen 5 from TECHBUY illustrating laptop Wi-Fi choicesUse & troubleshooting
3 min read

Wi-Fi 6 or Wi-Fi 7 laptop: do you need a new router?

A newer Wi-Fi badge does not automatically make home Internet faster. Check the actual adapter, router, layout and real use.

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Green used Galaxy S23 from TECHBUY illustrating a Smart Switch transferUse & troubleshooting
3 min read

Moving between Galaxy phones with Smart Switch: checklist

Smart Switch moves many items, but app sign-ins and synced data still need checks. Keep the old phone until the new one is verified.

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Blue used iPhone 13 from TECHBUY illustrating a Face ID checkUse & troubleshooting
3 min read

How to check Face ID on a used iPhone before buying

A working selfie camera does not prove Face ID works. Check TrueDepth, setup and privacy on the individual used iPhone.

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IdeaPad Slim 3 16 from TECHBUY illustrating laptop battery capacityUse & troubleshooting
3 min read

Does a laptop battery’s Wh rating tell you its runtime?

Wh is nominal stored energy, not a promise of hours. Read battery specifications and test conditions against your real workload.

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