I have downloaded 1.1.15.4 to solve the Toshiba flash cards closing down problem, where on my laptop do I save the download to

Apr 8, 2018
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I have a Toshiba Satellite \l50D and have downloaded 1.1.15.4 to solve the Toshiba Flash cards closing down problem with Windows 10.
How and where on my laptop do I have to save the download to. I am not a computer geek. Thank you.