Where does the gmail app on android store downloaded attachments?
Find out where the GMail app puts those attachments that you've downloaded
January 28, 2019
Where do your files download to when you save attachments from the GMail app in Android?
Erik from this Android Stackexchange question said that the download location should be /sdcard/Downloads and that you could replace "/sdcard" in that path with wherever your data storage is, but I found that on my phone, the Gmail app stores downloaded attachments in /sdcard/Download