diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8b46af9..42ffd20 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,10 +1,10 @@
 cmake_minimum_required(VERSION 3.16.0)
 project(pipedal 
-    VERSION 1.2.47
+    VERSION 1.2.48
     DESCRIPTION "PiPedal Guitar Effect Pedal For Raspberry Pi"
     HOMEPAGE_URL "https://rerdavies.github.io/pipedal"
 )
-set (DISPLAY_VERSION "PiPedal v1.2.47-Release")
+set (DISPLAY_VERSION "PiPedal v1.2.48-Development")
 set (PACKAGE_ARCHITECTURE "arm64")
 set (CMAKE_INSTALL_PREFIX "/usr/")
 
diff --git a/README.md b/README.md
index 00f5dc5..742f9d7 100644
--- a/README.md
+++ b/README.md
@@ -6,13 +6,13 @@
 <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'>v1.2.47</a> 
+Download:&nbsp;<a href='https://rerdavies.github.io/pipedal/download.html'>v1.2.48</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).
 
 &nbsp;
 
-#### NEW version 1.2.47 Release, providing support for Raspberry Pi OS Bookworm. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
+#### NEW version 1.2.48 Release, providing support for Raspberry Pi OS Bookworm. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
 
 &nbsp;
 
diff --git a/docs/Installing.md b/docs/Installing.md
index 6e3b6e2..cb2a28f 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 (64-bit) v1.2.47](https://github.com/rerdavies/pipedal/releases/download/)
+- [Raspberry Pi OS bookworm (64-bit) v1.2.48](https://github.com/rerdavies/pipedal/releases/download/)
 - [Ubuntu/Raspberry Pi OS bullseyeye (64-bit) v1.2.31](https://github.com/rerdavies/pipedal/releases/download/v1.1.31/pipedal_1.1.31_arm64.deb)
 
-Version 1.2.47 has not yet been tested on Ubuntu or Raspberry Pi OS bullseye. On these platforms, we recommend that you use version 1.1.31.
+Version 1.2.48 has not yet been tested on Ubuntu or Raspberry Pi OS bullseye. On these platforms, we recommend that you use version 1.1.31.
 
 Install the package by running 
 
 ```
   sudo apt update
   cd ~/Downloads  
-  sudo apt-get install pipedal_1.2.47_arm64.deb 
+  sudo apt-get install pipedal_1.2.48_arm64.deb 
 ```
 Adjust accordingly if you have downloaded v1.1.31.
 
diff --git a/docs/download.md b/docs/download.md
index 96df911..d3eeee5 100644
--- a/docs/download.md
+++ b/docs/download.md
@@ -4,17 +4,17 @@
 
 Download the most recent Debian (.deb) package for your platform:
 
-- <a href="https://github.com/rerdavies/pipedal/releases/download/v1.2.47/pipedal_1.2.47_arm64.deb">Raspberry Pi OS Bookworm (64-bit) v1.2.47</a>
+- <a href="https://github.com/rerdavies/pipedal/releases/download/v1.2.48/pipedal_1.2.48_arm64.deb">Raspberry Pi OS Bookworm (64-bit) v1.2.48</a>
 - <a href="https://github.com/rerdavies/pipedal/releases/download/v1.1.31/pipedal_1.1.31_arm64.deb">Ubuntu 21.04 or Raspberry Pi OS bullseyeyeye (64-bit) v1.1.31</a>
 
-v1.2.47 is does not currently support Ubuntu 21.04, or older versions of Raspberry Pi OS. 
+v1.2.48 is does not currently support Ubuntu 21.04, or older versions of Raspberry Pi OS. 
 
 Install the package by running 
 
 ```
   sudo apt update
   cd ~/Downloads  
-  sudo apt-get install ./pipedal_1.2.47_arm64.deb
+  sudo apt-get install ./pipedal_1.2.48_arm64.deb
 ```
 
 Follow the instructions in [_Configuring PiPedal After Installation_](https://rerdavies.github.io/pipedal/Configuring.html) to complete the installation.
diff --git a/docs/index.md b/docs/index.md
index 32d6163..f2e92d4 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,7 +1,7 @@
 
 
 <img src="GithubBanner.png" width="100%"/>
-<a href="Installing.html"><i>v1.2.47</i></a>
+<a href="Installing.html"><i>v1.2.48</i></a>
 
 &nbsp;
 
@@ -9,7 +9,7 @@ To download PiPedal, click [here](download.md).
 To view PiPedal documentation, click [here](Documentation.md).
 
 
-#### NEW version 1.2.47 Release. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
+#### NEW version 1.2.48 Release. See the [release notes](https://rerdavies.github.io/pipedal/ReleaseNotes) for details.
 
 &nbsp;
 
diff --git a/react/src/JackServerSettingsDialog.tsx b/react/src/JackServerSettingsDialog.tsx
index 38c811b..5277823 100644
--- a/react/src/JackServerSettingsDialog.tsx
+++ b/react/src/JackServerSettingsDialog.tsx
@@ -238,9 +238,9 @@ const JackServerSettingsDialog = withStyles(styles)(
             if (max > 2048) max = 2048;
 
             for (let i = 16; i <= max; i *= 2) {
-                if (i >= alsaDevice.minBufferSize) {
+                //if (i >= alsaDevice.minBufferSize) { // yyy should be MxN >= minBufferSize, or perhaps MxNx2 >= minBufferSize
                     result.push(i);
-                }
+                //}
             }
             return result;
         }
@@ -351,6 +351,9 @@ const JackServerSettingsDialog = withStyles(styles)(
                                         <MenuItem value={2}>2</MenuItem>
                                         <MenuItem value={3}>3</MenuItem>
                                         <MenuItem value={4}>4</MenuItem>
+                                        <MenuItem value={6}>6</MenuItem> // yyy: delete me.
+                                        <MenuItem value={8}>8</MenuItem>
+                                        <MenuItem value={12}>12</MenuItem>
                                     </Select>
                                 </FormControl>
                             </div>