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That looks like a BIOS update is waiting to be installed on your PC . . .
Have you manually restarted (not shut down) you PC a couple of times, to see if that prompts the installation?
If that does not work, check the support page for your PC on the manufacturers website to see if there is a BIOS update that needs to be installed . . .
If you have any difficulty finding the support page, what is the Make and exact Model No. of your PC - that will be printed on a sticker on the bottom casing . . .