diff --git a/package.json b/package.json
index 31cf248..ba99c2a 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,7 @@
     "eslint-plugin-svelte3": "^3.2.0",
     "exio": "^0.6.47",
     "express": "4.17.3",
+    "filenamify": "^6.0.0",
     "html2canvas": "^1.4.1",
     "iframe-translator": "^0.3.5",
     "is-dark-color": "^1.2.0",
@@ -61,5 +62,6 @@
     "typescript": "4.3.5",
     "vite": "2.9.16",
     "vite-plugin-web-extension": "^1.4.0"
-  }
+  },
+  "dependencies": {}
 }
diff --git a/src/components/YtcFilterWelcome.svelte b/src/components/YtcFilterWelcome.svelte
index 571e8c3..376ec23 100644
--- a/src/components/YtcFilterWelcome.svelte
+++ b/src/components/YtcFilterWelcome.svelte
@@ -36,7 +36,7 @@
     <br />
     <strong>v{version}:</strong>
     <span>
-      auto-open setting + more.
+      auto-open, filenames, + more.
     </span>
   </p>
 </div>
diff --git a/src/ts/ytcf-logic.ts b/src/ts/ytcf-logic.ts
index de3d9cd..3f78646 100644
--- a/src/ts/ytcf-logic.ts
+++ b/src/ts/ytcf-logic.ts
@@ -5,6 +5,7 @@ import { getRandomString } from './chat-utils';
 import parseRegex from 'regex-parser';
 import { isLangMatch, parseTranslation } from './tl-tag-detect';
 import { YTCF_MESSAGEDUMPINFOS_KEY, isLiveTL } from './chat-constants';
+import { filenamifyPath } from 'filenamify';
 
 const browserObject = chrome;
 
@@ -608,11 +609,22 @@ export const getAllMessageDumpInfoItems = async (): Promise<YtcF.MessageDumpInfo
 };
 
 const getTitle = (obj: YtcF.MessageDumpExportItem | undefined): string => {
-  // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
-  return ((obj?.info?.video?.title) ?? '') || obj?.info?.channel?.name ||
-    // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
-    obj?.info?.video?.videoId || obj?.info?.channel?.channelId ||
-    (obj?.lastEdited !== undefined ? new Date(obj?.lastEdited) : new Date()).toISOString();
+  // // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
+  // return ((obj?.info?.video?.title) ?? '') || obj?.info?.channel?.name ||
+  //   // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
+  //   obj?.info?.video?.videoId || obj?.info?.channel?.channelId ||
+  //   (obj?.lastEdited !== undefined ? new Date(obj?.lastEdited) : new Date()).toISOString();
+  // cut title to 100 characters
+  const title = (obj?.info?.video?.title || '').slice(0, 100);
+  const channelName = obj?.info?.channel?.name;
+  const videoId = obj?.info?.video?.videoId;
+  const channelId = obj?.info?.channel?.channelId;
+  const lastEdited = obj?.lastEdited !== undefined ? new Date(obj?.lastEdited) : new Date();
+  const result = (title ? title : '') + (channelName ? ` - ${channelName}` : (channelId ? ` - ${channelId}` : '')) + (videoId ? ` - ${videoId}` : '');
+  if (!result) {
+    return lastEdited.toISOString();
+  }
+  return filenamifyPath(result, {replacement: '_'});
 };
 
 export const downloadAsJson = async (item: YtcF.MessageDumpInfoItem): Promise<void> => {
diff --git a/yarn.lock b/yarn.lock
index 80c616b..8b31d8d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2789,6 +2789,11 @@ filename-reserved-regex@^2.0.0:
   resolved "https://registry.yarnpkg.com/filename-reserved-regex/-/filename-reserved-regex-2.0.0.tgz#abf73dfab735d045440abfea2d91f389ebbfa229"
   integrity sha1-q/c9+rc10EVECr/qLZHzieu/oik=
 
+filename-reserved-regex@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/filename-reserved-regex/-/filename-reserved-regex-3.0.0.tgz#3d5dd6d4e2d73a3fed2ebc4cd0b3448869a081f7"
+  integrity sha512-hn4cQfU6GOT/7cFHXBqeBg2TbrMBgdD0kcjLhvSQYYwm3s4B6cjvBfb7nBALJLAXqmU5xajSa7X2NnUud/VCdw==
+
 filenamify@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/filenamify/-/filenamify-3.0.0.tgz#9603eb688179f8c5d40d828626dcbb92c3a4672c"
@@ -2798,6 +2803,13 @@ filenamify@^3.0.0:
     strip-outer "^1.0.0"
     trim-repeated "^1.0.0"
 
+filenamify@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/filenamify/-/filenamify-6.0.0.tgz#38def94098c62154c42a41d822650f5f55bcbac2"
+  integrity sha512-vqIlNogKeyD3yzrm0yhRMQg8hOVwYcYRfjEoODd49iCprMn4HL85gK3HcykQE53EPIpX3HcAbGA5ELQv216dAQ==
+  dependencies:
+    filename-reserved-regex "^3.0.0"
+
 fill-range@^7.0.1:
   version "7.0.1"
   resolved "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz"