This is the only way I upload files directly from Wappler. (I often use an FTP client too).
This reminds me of a feature request made over 5 years ago:
I mentioned at the time:
For me, the lack of this feature is often the most time-consuming and frustrating aspect of Wappler.
This is still true. If this feature were the only feature implemented in Wappler v8, I would be happy. The lack of this option wastes such a lot of time.