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--- comfilepi:rotate_the_screen:index [2026/02/20 15:37] – created - external edit 127.0.0.1
+++ comfilepi:rotate_the_screen:index [2026/07/08 01:52] (current) – mfranklin
@@ Line 1: / Line 1: @@
 ====== Rotating the ComfilePi's Screen ======
-To rotate the screen, please follow the[[https://www.raspberrypi.com/documentation/accessories/display.html#change-screen-orientation|instructions for the Raspberry Pi]].
+===== Bookworm and Later (Wayland) =====
-After rotating the screen, you will need to [[comfilepi:calibrating_the_touch_screen:index|recalibrate the touchscreen]] or, in X Windows, you can add a transformation matrix like the following:
+It is easiest to rotate the touchscreen from the terminal command line.  Use the following procuedure:
+  * Run the command ''wlr-randr --output HDMI-A-1 --transform 90'' to immediately rotate the screen. Use 0, 90, 180, or 270 to specify the orientation.
+  * Add ''video=HDMI-A-1:800x480M@60,rotate=90'' to ///boot/firmware/cmdline.txt// to ensure the screen is rotated while booting.  Use 0, 90, 180, or 270 to specify the orientation.
+  * After rotating the screen [[comfilepi:calibrating_the_touch_screen:index|recalibrate the touchscreen]] to ensure the touchscreen follows the new orientation.
+===== X11 =====
+If using X11 (a.k.a. XWindows) you can add a transformation matrix instead of recalibrating the touchscreen.
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