At the moment, middle-click closes the tab.

Let me know if you can reproduce the problem with any easy to install Linux available as .iso file and capable of running in VirtualBox.

Clicking on the window title to close is subject to the operating system/window manager.

You can modify the commands yourself.

Next 23.1 preview build 20117 will contain this feature.

This feature already exists since a couple of versions:

By mistake. Thanks for the reminder.

That can be changed by the user (see blog). If you have found a clearly better alternative, you are welcome to share it.

If you switch to light theme, it already should show tags more noticeable.

We suggest to (also) ask the Git community to improve the handling, e.g., using auto-stash.