• Wifi quit working in my Dell Latitude E5510

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    #2398972

    One of my customers gave me a Dell Latitude E5510 – the battery was shot (the laptop wouldn’t work unless you plugged it in), and it had no hard drive.

    I ended up putting a Sandisk 480MB SSD (around $50 from Office Depot), and I bought a new Dell OEM battery for around $50. The machine came with Windows 7, but I ended up putting Windows 10 on it. Windows 10 worked without a hitch, so I stayed with it.

    Lo and behold, my wife’s laptop died (I literally could not get it to come on, no matter what I did), so the Dell Latitude was right on time – I was able to give it to my wife, so that we didn’t have to buy her a new laptop.

    It’s been working fine for her, until wifi quit working on it. I took the tiny wifi adapter out of her previous laptop, but it wouldn’t work in the Latitude – the Latitude’s wifi card has only wifi, but the other wifi card has wifi and bluetooth, and I believe that’s why it won’t work in the Latitude.

    I pulled the USB wifi adapter off of our TV and installed it on her laptop, and she was back in business. But I wanted to fix her laptop, so I found the exact same part on Ebay for around $5! (I did a search on the part number.)

    The part arrived today, and I installed it in her laptop. She is now online without the external USB adapter!

    A few points:

    * How did I know that the other wifi adapter was for bluetooth and wifi? Because it had two MAC addresses on the adapter. If it was for wifi only, it would have had only one MAC address on the adapter.

    * How did I know that her wifi adapter was bad? Because using another wifi adapter fixed the problem.

    * You can usually get replacement parts cheap on Ebay. And if by chance you get a part that doesn’t work, you didn’t lose much, because you got it cheap.

    Group "L" (Linux Mint)
    with Windows 10 running in a remote session on my file server
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    • #2398978

      And final lesson, yes sometimes internal wifi cards die.  It’s not always due to software.

      Susan Bradley Patch Lady/Prudent patcher

      2 users thanked author for this post.
      • #2399068

        Honestly, I wondered for a moment if a Windows update somehow rendered the wifi adapter incompatible – the laptop is pretty old. However, for $5, it was worth the gamble that a replacement wifi adapter would fix it.

        I got a bit confused when the wifi adapter from the other laptop didn’t work in the Latitude; but I concluded that it wouldn’t work, because it was a bluetooth/wifi adapter, not a simple wifi adapter.

        My $5 gamble was worth it!

        Group "L" (Linux Mint)
        with Windows 10 running in a remote session on my file server
    • #2399463

      One of my customers gave me a Dell Latitude E5510 – the battery was shot (the laptop wouldn’t work unless you plugged it in), and it had no hard drive.

      Glad you got the Wi-Fi working again!

      I have a Dell Latitude E5450, great machine, and a strong workhorse! It has an available Dell service manual, and I found it quite easy to open and install a new SSD drive.

      Not surprising that the other Wi-Fi card didn’t work. One thing about laptops is that parts seem to be very brand/model specific. Good thing that Dell parts are everywhere, so they’re easy to find on eBay!

      Windows 10 Pro 22H2

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