Ctrl+T

? Ctrl+T reached the focused probe window: the compositor/desktop and any input
  method delivered it.
  The key reached whykey's focused probe window, so every layer above a focused
  client (remappers, compositor/desktop, input method) passed it on. Layers
  below are shown for your usual focused application.
  Observed via probe window (observe-only).

Route
  1  Remapper      v  none detected
  2  Hyprland      ?  Hyprland IPC is unavailable; effective binding state is
                      unknown                                           observed
  3  Terminal      -  not inspected
  4  TTY driver    -  not inspected
  5  Input method  -  not inspected
  6  Multiplexer   -  not inspected
  7  Shell         -  not inspected

Confidence  observed: whykey saw the key at probe window. Layers after that
            point are predicted from configuration.

More  whykey listen -v
