Update SystemRequirements.md

Signed-off-by: Robin Davies <rerdavies@gmail.com>

docs/SystemRequirements.md

@@ -5,18 +5,22 @@ page_icon: img/Requirements2.jpg
 
 {% include pageIcon.html %}
 
-* A Raspberry PI 4B or 400, with at least 2GB of RAM to run (4GB recommended).
-* To build PiPedal, at least 4GB of RAM (8GB recommended).
+* A Raspberry PI 5, PI 4B or PI 400, with at least 2GB of RAM to run (4GB recommended). PiPedal will run on a PI 3, but you will not be able to use some plugins due to excessive CPU use.
+* To build PiPedal, at least 8GB of RAM is required.
 * An external USB Audio Adapter, or a Pi audio hat with at least one audio input, and one audio output.
 
 PiPedal has been tested on the following Operating Systems:
 
+* Raspberry Pi OS 64-bit Bookworm
+
+Older versions of PiPedal (v1.1.31) have been tested on the following operating systems:
+
 * Ubuntu 21.04 or later, 64-bit
-* Raspberry Pi OS 64-bit
+* Raspberry PI OS 64-bit Buster
 
-64-bit operating systems are preferred, as they delivery significantly higher performance than 32-bit platforms.
+Compatibility testing on these OS's for current versions of PiPedal is ongoing.
 
-If you are using Raspberry Pi OS, make sure to upgrade to the latest version, because versions of the Linux kernel later than 5.10 provide important bug fixes for USB audio devices.
+64-bit operating systems are preferred, as they delivery significantly higher performance than 32-bit platforms.
 
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-[Up](Documentation.md) | [Installing PiPedal >>](Installing.md)
+[Up](Documentation.md) | [Installing PiPedal >>](Installing.md)