Find the first file, select and hold for about 2 seconds (long. So you'll just have to click once on each button, rest is automated. Using the official Google Drive app, find the files you want to download simultaneously. How to select multiple files that are not grouped together: Click on the first file, and then press and hold the Ctrl key.

This will select all files between the two options. While holding Shift, click on the last file. the server code to accept multiple files, it made. To select multiple files click on the first file, and then press and hold the Shift key. So you could then just click with the scroll wheel / middle mouse button click on each download button (scroll wheel click / middle mouse is usually open in new tab) and the download manager will catch the download request and silently download it separately. This will signal to the browser that the input field is allowed to select more than one file at a time. But google disc and google photo is worse, anyway. Too bad there is not built in a select all option. At least a little bit better then selecting file by file. worst case scenario you may be able to configure it to catch any download automatically and download the file in background. If you select top file in deleted folder, scroll down and press Shift and select, at least 21 files are selected, one full page. If you're lucky it could add a button in toolbar saying 'download files from this page' or something like that. It probably also has a plugin for IE / Edge It may work just by selecting the url and dragging it over the JDownloader interface.

installed on the laptop I'm using right now so I can only say from memory. In a few seconds it should show you a list of files it can get from that URL. Copy the URL of the page and then go in JDownloader and select an option 'Parse URL for links' or something like that in the menu.

Select multiple files at once