Depending on which platform you use with Gmail, you can open a range of attachments without downloading them. However, you can't open some attachment types. These tend to be program-specific files ...

“Over the last year,” website MarTech says the industry has seen “engagement rates (open ... new tricks and techniques. Apple’s own spam crackdown has had the same effect, but the Gmail ...

or open two emails in new windows for a side-by-side comparison -- it's now one right-click away. Of course, you already have all those options, in Gmail's top menu (some are hidden behind the ...