diff --git a/CMakeLists.txt b/CMakeLists.txt
index b76aa52..b7f2f50 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,13 +1,13 @@
 cmake_minimum_required(VERSION 3.16.0)
 project(pipedal 
-    VERSION 1.4.74
+    VERSION 1.4.75
     DESCRIPTION "PiPedal Guitar Effect Pedal For Raspberry Pi"
     HOMEPAGE_URL "https://rerdavies.github.io/pipedal"
 )
 
 EXECUTE_PROCESS( COMMAND dpkg --print-architecture COMMAND tr -d '\n' OUTPUT_VARIABLE DEBIAN_ARCHITECTURE )
 
-set (DISPLAY_VERSION "PiPedal v1.4.74-Release")
+set (DISPLAY_VERSION "PiPedal v1.4.75-Release")
 set (PACKAGE_ARCHITECTURE ${DEBIAN_ARCHITECTURE})
 set (CMAKE_INSTALL_PREFIX "/usr/")
 
diff --git a/README.md b/README.md
index 83afa4d..31f0828 100644
--- a/README.md
+++ b/README.md
@@ -6,14 +6,14 @@
 <a href="https://rerdavies.github.io/pipedal/LicensePiPedal.html"><img src="https://img.shields.io/badge/MIT-MIT?label=license&color=%23808080"/></a>
 <a href="https://github.com/rerdavies/pipedal/actions"><img src="https://img.shields.io/github/actions/workflow/status/rerdavies/pipedal/cmake.yml?branch=main"/></a>
 
-Download:&nbsp;<a href='https://rerdavies.github.io/pipedal/download.html'>v1.4.74</a> 
+Download:&nbsp;<a href='https://rerdavies.github.io/pipedal/download.html'>v1.4.75</a> 
 Website:&nbsp;[https://rerdavies.github.io/pipedal](https://rerdavies.github.io/pipedal).
 Documentation:&nbsp;[https://rerdavies.github.io/pipedal/Documentation.html](https://rerdavies.github.io/pipedal/Documentation.html).
 
 _Important notice_: [PatchStorage.com](https:///patchstorage.com) has added support for [PiPedal](https://patchstorage.com/platform/pipedal/). We urgently need your support! If you could please upload patches  [here](https://patchstorage.com/platform/pipedal/) I would be enormously grateful. Note that media and model files are included in patch files, so you can share patches that
 include model files or audio samples. If you make use of plugins that are not included in the PiPedal distribution, please include a link to the plugin in the patch description.
 
-#### NEW version 1.4.74 Release, includes new TooB 4Looper, TooB One-Button Looper and TooB Record Input plugins. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
+#### NEW version 1.4.75 Release, includes new TooB 4Looper, TooB One-Button Looper and TooB Record Input plugins. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
 
 &nbsp;
 
diff --git a/docs/Installing.md b/docs/Installing.md
index e6718ea..a274baf 100644
--- a/docs/Installing.md
+++ b/docs/Installing.md
@@ -13,17 +13,17 @@ page_icon: img/Install4.jpg
 
 Download the most recent Debian (.deb) package for your platform:
 
-- [Raspberry Pi OS bookworm (aarch64) v1.4.74 Beta](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_arm64.deb)
-- [Ubuntu 24.x (aarch64) v1.4.74 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_arm64.deb)
-- [Ubuntu 24.x (amd64) v1.4.74 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_amd64.deb)
+- [Raspberry Pi OS bookworm (aarch64) v1.4.75 Beta](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_arm64.deb)
+- [Ubuntu 24.x (aarch64) v1.4.75 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_arm64.deb)
+- [Ubuntu 24.x (amd64) v1.4.75 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_amd64.deb)
 
 
-Version 1.4.74 has been tested on Raspberry Pi OS bookworm, Ubuntu 24.04 (amd64), and Ubuntu 24.10 (aarch64). Download the appropriate package for your platform, and install using the following procedure:
+Version 1.4.75 has been tested on Raspberry Pi OS bookworm, Ubuntu 24.04 (amd64), and Ubuntu 24.10 (aarch64). Download the appropriate package for your platform, and install using the following procedure:
 
 ```
   sudo apt update
   cd ~/Downloads  
-  sudo apt-get install pipedal_1.4.74_arm64.deb 
+  sudo apt-get install pipedal_1.4.75_arm64.deb 
 ```
 You MUST use `apt-get`. `apt` will not install downloaded packages; and `dpkg-i` will not install dependencies. 
 
diff --git a/docs/ReleaseNotes.md b/docs/ReleaseNotes.md
index b405f20..9ff74d0 100644
--- a/docs/ReleaseNotes.md
+++ b/docs/ReleaseNotes.md
@@ -1,5 +1,18 @@
 # Release Notes
 
+## PiPedal 1.4.75 Release
+
+New pugins:
+- **TooB Noise Gate**. A standalone Noise Gate plugin. 
+- **TooB Volume**. A standalong plugin to adjust signal volume. 
+- **TooB Mix**. A standalone plugin to remix stereo signals.
+
+Bug fixes:
+- TooB Tuner improved stability, and accuracy. Allow tuning of notes above Bb4.
+- Fix TooB Recorder file playback.
+
+
+
 ## PiPedal 1.4.74 Release
 
 New plugins:
diff --git a/docs/download.md b/docs/download.md
index 61c7fc5..89bb61d 100644
--- a/docs/download.md
+++ b/docs/download.md
@@ -4,9 +4,9 @@
 
 Download the most recent Debian (.deb) package for your platform:
 
-- [Raspberry Pi OS bookworm (aarch64) v1.4.74 Beta](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_arm64.deb)
-- [Ubuntu 24.x (aarch64) v1.4.74 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_arm64.deb)
-- [Ubuntu 24.x (amd64) v1.4.74 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.74/pipedal_1.4.74_amd64.deb)
+- [Raspberry Pi OS bookworm (aarch64) v1.4.75 Beta](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_arm64.deb)
+- [Ubuntu 24.x (aarch64) v1.4.75 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_arm64.deb)
+- [Ubuntu 24.x (amd64) v1.4.75 Alpha](https://github.com/rerdavies/pipedal/releases/download/v1.4.75/pipedal_1.4.75_amd64.deb)
 
 
 Install the package by running 
@@ -14,7 +14,7 @@ Install the package by running
 ```
   sudo apt update
   cd ~/Downloads  
-  sudo apt-get install ./pipedal_1.4.74_arm64.deb
+  sudo apt-get install ./pipedal_1.4.75_arm64.deb
 ```
 You MUST use `apt-get` to install the package. `apt install` will NOT install the package correctly. The message about missing permissions given by `apt-get` is
 expected, and can be safely ignored.
diff --git a/docs/index.md b/docs/index.md
index 1d8157d..1f2a286 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,4 +1,4 @@
-<a href="Installing.html"><i>v1.4.74</i></a>
+<a href="Installing.html"><i>v1.4.75</i></a>
 
 _To download PiPedal, click [*here*](download.md). 
 To view PiPedal documentation, click [*here*](Documentation.md)._
@@ -6,7 +6,7 @@ To view PiPedal documentation, click [*here*](Documentation.md)._
 _Important notice_: [PatchStorage.com](https:///patchstorage.com) has added support for [PiPedal](https://patchstorage.com/platform/pipedal/). We urgently need your support! If you could please upload patches  [here](https://patchstorage.com/platform/pipedal/) I would be enormously grateful. Note that media and model files are included in patch files, so you can share patches that
 include model files or audio samples. If you make use of plugins that are not included in the PiPedal distribution, please include a link to the plugin in the patch description.
 
-#### NEW version 1.4.74 Release, includes new TooB 4Looper, TooB One-Button Looper and TooB Record Input plugins. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
+#### NEW version 1.4.75 Release, includes new TooB 4Looper, TooB One-Button Looper and TooB Record Input plugins. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
 
 &nbsp;