Using a external hard drive for an Windows 10 update?

I have a HP laptop that runs Windows 10 and i need to install an update for it, but i don't have enough GB remaining to install a Window 10's update on my laptop. Can i use an external hard drive and install the update using a external hard drive's GB for it? I don't have an external drive (yet) and... show more I have a HP laptop that runs Windows 10 and i need to install an update for it, but i don't have enough GB remaining to install a Window 10's update on my laptop. Can i use an external hard drive and install the update using a external hard drive's GB for it? I don't have an external drive (yet) and i'm trying to find out if that's one of the things i can use an external hard drive to do
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