Thank you for spotting that. As of tmux 2.6: main-horizontal and main-vertical layouts have a main-pane-height/width that has to be adjusted. tiled, even-ver

Thank you for spotting that. As of tmux 2.6: main-horizontal and main-vertical layouts have a main-pane-height/width that has to be adjusted. tiled, even-vertical, even-horizontal should automatically resize. I updated both tmux articles to mention that.