Keyboard issue: random non functioning inputs

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  • FlamingFitzy
    PCHF Member
    • Sep 2022
    • 3

    #1

    Keyboard issue: random non functioning inputs

    Hello! Today, out of the blue, several of the inputs on my laptop’s keyboard have (mostly) stopped working properly. For example, right now, I need to use the onscreen keyboard to type β€œe”, β€œg”, and β€œh”. The right arrow key and β€œ-” are others I have noticed not working. However, the details of the problem confuse me and make me think it’s more than a mechanical problem.

    -Some keys, like β€œe”, will work properly, but ONLY if pressed immediately after or before another input (does not work for β€œg” or β€œh”)
    -Holding β€œShift” to type the uppercase versions of the letters is not affected by the problem; I can type uppercase β€œE” β€œG” or β€œH” as per usual, the issues only affects specifically the normal lowercase inputs
    -Some inputs that also had this issue, like β€œa”, now work normally, without me really doing anything except what I list below

    I have already:
    -Updated and reinstalled my keyboard drivers
    -Restarted my laptop (3 times)
    I appreciate any advice on how to solve the issue. Normally I would take it to my local computer tech store but am currently living abroad for the next few months so it is more difficult to get it diagnosed and fixed. Thank you!
  • Rustys
    PCHF Member
    • Jul 2016
    • 7862

    #2
    Clean the keyboard with the system turned off.
    Put the with the laptop facing down then gently rub your hand back and forth over the keys this will knock some of the larger pieces out. Then place the system on its side and blow the keys (remember to use short burst like before) starting from the top working you way down. Heat form portable computers is released through the keyboard.

    Also, if you have a USB keyboard see if that makes a difference even if temp until you get home to get it to the repair shop.

    Comment

    • FlamingFitzy
      PCHF Member
      • Sep 2022
      • 3

      #3
      Did not fix the issue

      Comment

      • Wainuitech
        PCHF Member
        • Sep 2022
        • 14

        #4
        Had a similar problem on a customers Laptop, keys randomly not working. As posted a USB keyboard did work.

        Went to replace the actual Keyboard, and discovered that the ribbon where it plugged into the motherboard had moved slightly, once cleaning out the connection and reseating the ribbon, held in with additional Tape everything worked again.

        This means partial disassembly, some are harder to get to than others, depending on skill level may need to be taken to a repair shop if this is the case.

        Have you tried starting the laptop in safe mode to see if the problem still occurs ?

        Comment

        • FlamingFitzy
          PCHF Member
          • Sep 2022
          • 3

          #5
          I am now fairly certain it is a driver issue as I completely reinstalled all my keyboard drivers and now my keyboard simply doesn’t work at all. I will give safe mode a try. Living abroad right now so hard to take it anywhere to get fixed

          Comment

          • phillpower2
            PCHF Administrator
            • Sep 2016
            • 15209

            #6
            Originally posted by FlamingFitzy
            Did not fix the issue
            Two suggestions were made, are you saying that you tried both and that neither worked.

            Comment

            • Rustys
              PCHF Member
              • Jul 2016
              • 7862

              #7
              Do you have an update for us?

              Comment

              • Rustys
                PCHF Member
                • Jul 2016
                • 7862

                #8
                Lack of responses from the original posted thread is closed

                Comment

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