diff --git a/public/PrimeText.png b/public/PrimeText.png
deleted file mode 100644
index da2e9f9..0000000
Binary files a/public/PrimeText.png and /dev/null differ
diff --git a/public/favicon-j1.svg b/public/favicon-j1.svg
deleted file mode 100644
index af75484..0000000
--- a/public/favicon-j1.svg
+++ /dev/null
@@ -1,5 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32">
-  <line x1="6" y1="31" x2="26" y2="31" stroke="#202b36" stroke-width="1.5" opacity="0.6"/>
-  <path transform="translate(11,31)" d="M0,0 C-3.895,-9.912 -2.832,-19.824 0,-25.488 C2.832,-19.824 3.895,-9.912 0,0 Z" fill="#4c6c8a"/>
-  <path transform="translate(21,31)" d="M0,0 C-4.583,-11.667 -3.333,-23.333 0,-29.167 C3.333,-23.333 4.583,-11.667 0,0 Z" fill="#d1734f"/>
-</svg>
diff --git a/public/favicon-old.svg b/public/favicon-old.svg
deleted file mode 100644
index 2026bc6..0000000
--- a/public/favicon-old.svg
+++ /dev/null
@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32">
-  <rect width="24" height="30" x="4" y="1" rx="2" fill="#fff" stroke="#334155" stroke-width="1.5"/>
-  <path d="M8 8h16M8 13h16M8 18h12M8 23h14" stroke="#3b82f6" stroke-width="1.5" stroke-linecap="round"/>
-</svg>
diff --git a/public/icon-192.png b/public/icon-192.png
index 4a27835..3b56260 100644
Binary files a/public/icon-192.png and b/public/icon-192.png differ
diff --git a/public/icon-512.png b/public/icon-512.png
index 9330619..f19900e 100644
Binary files a/public/icon-512.png and b/public/icon-512.png differ
diff --git a/public/icon-maskable-512.png b/public/icon-maskable-512.png
new file mode 100644
index 0000000..3f39298
Binary files /dev/null and b/public/icon-maskable-512.png differ
diff --git a/public/manifest.webmanifest b/public/manifest.webmanifest
index 6c62cc5..3948351 100644
--- a/public/manifest.webmanifest
+++ b/public/manifest.webmanifest
@@ -14,7 +14,7 @@
     { "src": "favicon.svg", "sizes": "any", "type": "image/svg+xml" },
     { "src": "icon-192.png", "sizes": "192x192", "type": "image/png" },
     { "src": "icon-512.png", "sizes": "512x512", "type": "image/png" },
-    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
+    { "src": "icon-maskable-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
   ],
   "file_handlers": [
     {
diff --git a/public/sw.js b/public/sw.js
index 13f6100..d0c112f 100644
--- a/public/sw.js
+++ b/public/sw.js
@@ -2,7 +2,7 @@
 // localStorage/IndexedDB — so a cached shell is the whole working editor: dictionaries,
 // fonts and the WASM speller included, each kept the first time it is asked for.
 
-const CACHE = 'edentext-v1';
+const CACHE = 'edentext-v2';
 // The entry document under one key, whichever path asked for it. Relative, so it
 // resolves against this script's own directory — the app root under any base path.
 const SHELL = './';