Introduction

Is your laptop losing charge quickly, overheating, or recharging slowly? These could be signs that your battery needs replacement. Check the battery's health to determine if it's time for a new one.

Replacing the battery in a Dell Vostro 3590 is straightforward but requires precision. Follow each step of this guide to ensure a safe and accurate replacement.

Beware of swollen batteries: they can catch a fire. This guide will show you how to handle swollen batteries safely.

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    • Turn off the laptop by clicking the Shut Down button in the Windows Start menu.

    • Unplug the laptop.

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    • Unscrew the back panel using a Phillips #0 screwdriver.

    • The screws vary in size, so place them in a memorable order for future assembly.

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    • Return the laptop to its normal position and open it.

    • Locate the seam at the corner of the laptop and gently insert a pry tool or a plastic card into the gap.

    • DON'T use an active credit card or ID. Instead, take a card you no longer need because it might get damaged.

    • Carefully slide the tool or card along the seam to separate the panels.

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    • Turn the laptop over so that the back panel is facing up.

    • Remove the back panel by lifting upwards.

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    • Locate the battery and the cable.

    • The battery is attached to the motherboard with a cable.

    • If the battery is hot or warm to touch, wait until it's cooled down before proceeding.

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    • Carefully pull the battery cable out of the socket on the motherboard.

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    • Remove four screws holding the battery in place.

    • Lift and remove the battery.

    • If the motherboard has a build-up of dust, clean it using compressed air.

    • Ensure that you blow the dust out of the laptop, not just move it around inside (angle the direction correctly).

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    • Make sure it's a Dell 11.4V battery. Using the incorrect battery wattage may be hazardous.

    • Place the new battery exactly where the old one was. Ensure that the battery logo is facing the same direction.

    • Secure it with the original four screws.

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    • Plug the cable back into the motherboard.

    • Make sure that the white part of the cable fits perfectly into the metal socket on the motherboard.

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    • Reattach the back panel.

    • Make sure no space is left between panels.

    • Put the screws back in the correct order.

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    • Plug in and turn on the laptop.

    • Check the battery status in the lower right corner of the display.

    • Run a battery report if any concerns arise.

    • The repair is finished after you ensure that the battery is working properly!

Olga Okhotnikova

Member since: 02/02/25

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