A good idea if you have no more space
Change Chrome Downloads Folder Location How to change where Google Chrome saves download files
Here’s a quick post for those of you who want to change the location of your downloads folder in Google Chrome. You may want to do this for a variety of reasons, but for most people it’s probably because you’re running out of space on your local hard drive. I moved my downloads folder to my NAS (Network Attached Storage) device. Since it’s on the network and always connected, I don’t have to worry about it suddenly disconnecting.
I'll talk about what happens when you change the location to an external hard drive that can get disconnected every now and then. First, let me show you how to actually change the download location in Chrome.
First, click on the three dots icon at the top right and click on Settings.