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.
Tools
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            Turn off the laptop by clicking the Shut Down button in the Windows Start menu. 
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            Unplug the laptop. 
 
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            Return the laptop to its normal position and open it. 
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            Locate the seam at the corner of the laptop and gently insert a pry tool or a plastic card into the gap. 
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            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. 
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            Remove the back panel by lifting upwards. 
 
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            Place the new battery exactly where the old one was. Ensure that the battery logo is facing the same direction. 
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            Secure it with the original four screws. 
 
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            Plug the cable back into the motherboard. 
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            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. 
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            Make sure no space is left between panels. 
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            Put the screws back in the correct order. 
 
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            Plug in and turn on the laptop. 
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            Check the battery status in the lower right corner of the display. 
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            Run a battery report if any concerns arise. 
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            The repair is finished after you ensure that the battery is working properly! 
 
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