Meld – GNOME visual diff and merge tool
The hamburger menu has a Help option that opens a non-GNOME Help Center, where documentation is not found. Bug reported.
For file comparison, the big 'add file' button remains greyed out after the first file has been added.
Meld help for
Comparing Files explains:
… You can start a new file comparison using the new comparison button on the toolbar.
Once you've selected your files, …
–
without explaining how to select more than one file.
I do like at least two things when I perform a comparison. Call me old-fashioned.
A folder-specific menu appears beneath the 'add folder' button, not beneath the 'add file' button.
To add the second
file: click the
folder menu beneath the 'add folder' button.
Don't confuse the small 'add folder' button in the toolbar with the big 'add folder' button. The two have entirely different purposes.
I do love Meld, when it does perform a comparison, however the
counterintuitive pre-comparison GUI has confused me, thoroughly, more than once in the past.