madmaurice, 1 year ago (edited 1 year ago)

Your i3 is too old. Perhaps your distro’s repository has a package called “i3-gaps” which was the former fork that implemented this feature. i3-gaps was merged back into i3 in the meantime.

Since i3 4.22, you can configure window gaps.

i3wm.org/docs/userguide.html#gaps