diff --git a/docs/_pico_hid_parts.md b/docs/_pico_hid_parts.md
index 5ea44d16..e081340b 100644
--- a/docs/_pico_hid_parts.md
+++ b/docs/_pico_hid_parts.md
@@ -1,4 +1,4 @@
-* *x1* [Raspberry Pi Pico board](https://www.raspberrypi.com/products/raspberry-pi-pico/) with soldered pins.
+* *x1* [Raspberry Pi Pico board](https://www.raspberrypi.com/products/raspberry-pi-pico/) with soldered pins. Pico 2 is not supported right now.
 
 * *x1* USB-A to Micro-USB cable.
 
diff --git a/docs/pico_hid.md b/docs/pico_hid.md
index 2a8a9068..1ebf56c6 100644
--- a/docs/pico_hid.md
+++ b/docs/pico_hid.md
@@ -6,6 +6,11 @@
     (but not V4 Mini or DIY based on Zero 2 W boards),
     you can use a faster and easier way: [The Pico HID Bridge](pico_hid_bridge.md).
 
+!!! note "Pico requirements"
+    [Raspberri Pi Pico](https://www.raspberrypi.com/products/raspberry-pi-pico/)
+    (the first model) based on RP2040 microcontroller is required.
+    Pico 2 is not supported right now.
+
 The Pico HID is a part of [DIY PiKVM V1](v1.md) platform that performs keyboard and mouse emulation.
 It has excellent compatibility, and emulates USB by default, including two mouse modes: absolute and relative.
 
diff --git a/docs/pico_hid_bridge.md b/docs/pico_hid_bridge.md
index 55f4b79a..c2dc2798 100644
--- a/docs/pico_hid_bridge.md
+++ b/docs/pico_hid_bridge.md
@@ -1,5 +1,10 @@
 # The Pico HID - PS/2 Bridge
 
+!!! note "Pico requirements"
+    [Raspberri Pi Pico](https://www.raspberrypi.com/products/raspberry-pi-pico/)
+    (the first model) based on RP2040 microcontroller is required.
+    Pico 2 is not supported right now.
+
 The Pico HID Bridge is a special version of the [generic Pico HID](pico_hid.md).
 It is a PS/2 keyboard and mouse emulator that connects to PiKVM via USB-A.
 Unlike generic [Pico HID](pico_hid.md) and legacy [Arduino HID](arduino_hid.md),