diff --git a/shell.nix b/shell.nix
index 2f82655..2f20d81 100644
--- a/shell.nix
+++ b/shell.nix
@@ -15,6 +15,7 @@ let
     webkitgtk_4_1
     pcsclite
     hidapi
+    mesa 
   ];
 
   packages = with pkgs; [
@@ -58,6 +59,10 @@ pkgs.mkShell {
     export LD_LIBRARY_PATH=${pkgs.lib.makeLibraryPath libraries}:$LD_LIBRARY_PATH
     export XDG_DATA_DIRS=$GSETTINGS_SCHEMAS_PATH:$XDG_DATA_DIRS
     
+    # Try to uncomment the following lines if you encounter EGL_BAD_PARAMETER errors:
+    # export LIBGL_ALWAYS_SOFTWARE=1
+    # export WEBKIT_DISABLE_COMPOSITING_MODE=1
+    
     echo "Nix development environment loaded!"
     echo "Available tools: rustc, cargo, deno, node, tauri"
   '';
diff --git a/src/lib/views/configView.svelte b/src/lib/views/configView.svelte
index 9b6d310..79b89f7 100644
--- a/src/lib/views/configView.svelte
+++ b/src/lib/views/configView.svelte
@@ -49,14 +49,14 @@
             </Button>
           </div>
 
-          <div class="flex items-center justify-between p-4 border rounded-lg opacity-60">
+          <div class="flex items-center justify-between p-4 border rounded-lg">
             <div class="space-y-1">
               <p class="font-medium">Minimum PIN Length</p>
               <p class="text-sm text-muted-foreground">
                 Current: {device.fidoInfo?.minPinLength || 4} characters
               </p>
             </div>
-            <Button variant="outline" disabled={true}>Update Minimum Length</Button>
+            <Button variant="outline" disabled={!device.fidoInfo?.options?.clientPin} onclick={() => state.openMinPinDialog()}>Update Minimum Length</Button>
           </div>
         </Card.Content>
       </Card.Root>