diff --git a/package.json b/package.json
index c5d5b87..9b999cb 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,7 @@
     "electron-icon-builder": "^1.0.2",
     "electron-is-dev": "^1.2.0",
     "electron-log": "^4.3.0",
+    "electron-store": "^6.0.1",
     "electron-updater": "^4.3.5",
     "express": "^4.17.1",
     "express-fileupload": "^1.2.0",
diff --git a/src/background.js b/src/background.js
index b3649e7..2cb0081 100644
--- a/src/background.js
+++ b/src/background.js
@@ -11,6 +11,14 @@ import { createTray } from "./electron/tray.js";
 import { autoUpdater } from "electron-updater";
 import express from "express";
 import expressProxy from "express-http-proxy";
+import Store from "electron-store";
+
+const store = new Store({
+  windowWidth: {
+    width: { type: "number", default: 1440 },
+    height: { type: "number", default: 840 },
+  },
+});
 
 const isDevelopment = process.env.NODE_ENV !== "production";
 
@@ -32,8 +40,8 @@ protocol.registerSchemesAsPrivileged([
 
 function createWindow() {
   win = new BrowserWindow({
-    width: 1440,
-    height: 840,
+    width: store.get("window.width"),
+    height: store.get("window.height"),
     titleBarStyle: "hiddenInset",
     webPreferences: {
       webSecurity: false,
@@ -77,6 +85,10 @@ function createWindow() {
   // win.on("closed", () => {
   //   win = null;
   // });
+  win.on("resize", () => {
+    let { height, width } = win.getBounds();
+    store.set("window", { height, width });
+  });
   return win;
 }
 
diff --git a/yarn.lock b/yarn.lock
index 961b6ba..2e50496 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2103,7 +2103,7 @@ ajv@^6.1.0, ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.3, ajv@^6.12.4:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-ajv@^6.12.0:
+ajv@^6.12.0, ajv@^6.12.2:
   version "6.12.6"
   resolved "https://registry.npm.taobao.org/ajv/download/ajv-6.12.6.tgz?cache=0&sync_timestamp=1602353715225&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fajv%2Fdownload%2Fajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
   integrity sha1-uvWmLoArB9l3A0WG+MO69a3ybfQ=
@@ -2404,6 +2404,11 @@ atob@^2.1.2:
   resolved "https://registry.npm.taobao.org/atob/download/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
   integrity sha1-bZUX654DDSQ2ZmZR6GvZ9vE1M8k=
 
+atomically@^1.3.1:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/atomically/-/atomically-1.7.0.tgz#c07a0458432ea6dbc9a3506fffa424b48bccaafe"
+  integrity sha512-Xcz9l0z7y9yQ9rdDaxlmaI4uJHf/T8g9hOEzJcsEqX2SjCj4J20uK7+ldkDHMbpJDK76wF7xEIgxc/vSlsfw5w==
+
 autoprefixer@^9.8.6:
   version "9.8.6"
   resolved "https://registry.npm.taobao.org/autoprefixer/download/autoprefixer-9.8.6.tgz?cache=0&sync_timestamp=1600194481466&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fautoprefixer%2Fdownload%2Fautoprefixer-9.8.6.tgz#3b73594ca1bf9266320c5acf1588d74dea74210f"
@@ -3459,6 +3464,22 @@ concat-stream@^1.5.0, concat-stream@^1.6.2:
     readable-stream "^2.2.2"
     typedarray "^0.0.6"
 
+conf@^7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/conf/-/conf-7.1.2.tgz#d9678a9d8f04de8bf5cd475105da8fdae49c2ec4"
+  integrity sha512-r8/HEoWPFn4CztjhMJaWNAe5n+gPUCSaJ0oufbqDLFKsA1V8JjAG7G+p0pgoDFAws9Bpk2VtVLLXqOBA7WxLeg==
+  dependencies:
+    ajv "^6.12.2"
+    atomically "^1.3.1"
+    debounce-fn "^4.0.0"
+    dot-prop "^5.2.0"
+    env-paths "^2.2.0"
+    json-schema-typed "^7.0.3"
+    make-dir "^3.1.0"
+    onetime "^5.1.0"
+    pkg-up "^3.1.0"
+    semver "^7.3.2"
+
 config-chain@^1.1.11:
   version "1.1.12"
   resolved "https://registry.yarnpkg.com/config-chain/-/config-chain-1.1.12.tgz#0fde8d091200eb5e808caf25fe618c02f48e4efa"
@@ -3891,6 +3912,13 @@ de-indent@^1.0.2:
   resolved "https://registry.npm.taobao.org/de-indent/download/de-indent-1.0.2.tgz#b2038e846dc33baa5796128d0804b455b8c1e21d"
   integrity sha1-sgOOhG3DO6pXlhKNCAS0VbjB4h0=
 
+debounce-fn@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/debounce-fn/-/debounce-fn-4.0.0.tgz#ed76d206d8a50e60de0dd66d494d82835ffe61c7"
+  integrity sha512-8pYCQiL9Xdcg0UPSD3d+0KMlOjp+KGU5EPwYddgzQ7DATsg4fuUDjQtsYLmWjnk2obnNHgV3vE2Y4jejSOJVBQ==
+  dependencies:
+    mimic-fn "^3.0.0"
+
 debug@2.6.9, debug@^2.2.0, debug@^2.3.3, debug@^2.6.9:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
@@ -4405,6 +4433,14 @@ electron-publish@22.9.1:
     lazy-val "^1.0.4"
     mime "^2.4.6"
 
+electron-store@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/electron-store/-/electron-store-6.0.1.tgz#2178b9dc37aeb749d99cf9d1d1bc090890b922dc"
+  integrity sha512-8rdM0XEmDGsLuZM2oRABzsLX+XmD5x3rwxPMEPv0MrN9/BWanyy3ilb2v+tCrKtIZVF3MxUiZ9Bfqe8e0popKQ==
+  dependencies:
+    conf "^7.1.2"
+    type-fest "^0.16.0"
+
 electron-to-chromium@^1.3.570:
   version "1.3.570"
   resolved "https://registry.npm.taobao.org/electron-to-chromium/download/electron-to-chromium-1.3.570.tgz#3f5141cc39b4e3892a276b4889980dabf1d29c7f"
@@ -6685,6 +6721,11 @@ json-schema-traverse@^0.4.1:
   resolved "https://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.4.1.tgz?cache=0&sync_timestamp=1599333856086&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fjson-schema-traverse%2Fdownload%2Fjson-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
   integrity sha1-afaofZUTq4u4/mO9sJecRI5oRmA=
 
+json-schema-typed@^7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/json-schema-typed/-/json-schema-typed-7.0.3.tgz#23ff481b8b4eebcd2ca123b4fa0409e66469a2d9"
+  integrity sha512-7DE8mpG+/fVw+dTpjbxnx47TaMnDfOI1jwft9g1VybltZCduyRQPJPvc+zzKY9WPHxhPWczyFuYa6I8Mw4iU5A==
+
 json-schema@0.2.3:
   version "0.2.3"
   resolved "https://registry.npm.taobao.org/json-schema/download/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
@@ -7149,7 +7190,7 @@ make-dir@^2.0.0:
     pify "^4.0.1"
     semver "^5.6.0"
 
-make-dir@^3.0.0, make-dir@^3.0.2:
+make-dir@^3.0.0, make-dir@^3.0.2, make-dir@^3.1.0:
   version "3.1.0"
   resolved "https://registry.npm.taobao.org/make-dir/download/make-dir-3.1.0.tgz#415e967046b3a7f1d185277d84aa58203726a13f"
   integrity sha1-QV6WcEazp/HRhSd9hKpYIDcmoT8=
@@ -7332,6 +7373,11 @@ mimic-fn@^2.1.0:
   resolved "https://registry.npm.taobao.org/mimic-fn/download/mimic-fn-2.1.0.tgz?cache=0&sync_timestamp=1596095644798&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fmimic-fn%2Fdownload%2Fmimic-fn-2.1.0.tgz#7ed2c2ccccaf84d3ffcb7a69b57711fc2083401b"
   integrity sha1-ftLCzMyvhNP/y3pptXcR/CCDQBs=
 
+mimic-fn@^3.0.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-3.1.0.tgz#65755145bbf3e36954b949c16450427451d5ca74"
+  integrity sha512-Ysbi9uYW9hFyfrThdDEQuykN4Ey6BuwPD2kpI5ES/nFTDn/98yxYNLZJcgUAKPT/mcrLLKaGzJR9YVxJrIdASQ==
+
 mimic-response@^1.0.0, mimic-response@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/mimic-response/-/mimic-response-1.0.1.tgz#4923538878eef42063cb8a3e3b0798781487ab1b"
@@ -8315,6 +8361,13 @@ pkg-dir@^4.1.0, pkg-dir@^4.2.0:
   dependencies:
     find-up "^4.0.0"
 
+pkg-up@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/pkg-up/-/pkg-up-3.1.0.tgz#100ec235cc150e4fd42519412596a28512a0def5"
+  integrity sha512-nDywThFk1i4BQK4twPQ6TA4RT8bDY96yeuCVBWL3ePARCiEKDRSrNGbFIgUJpLp+XeIR65v8ra7WuJOFUBtkMA==
+  dependencies:
+    find-up "^3.0.0"
+
 please-upgrade-node@^3.2.0:
   version "3.2.0"
   resolved "https://registry.npm.taobao.org/please-upgrade-node/download/please-upgrade-node-3.2.0.tgz#aeddd3f994c933e4ad98b99d9a556efa0e2fe942"
@@ -10631,6 +10684,11 @@ type-fest@^0.13.1:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.13.1.tgz#0172cb5bce80b0bd542ea348db50c7e21834d934"
   integrity sha512-34R7HTnG0XIJcBSn5XhDd7nNFPRcXYRZrBB2O2jdKqYODldSzBAqzsWoZYYvduky73toYS/ESqxPvkDf/F0XMg==
 
+type-fest@^0.16.0:
+  version "0.16.0"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.16.0.tgz#3240b891a78b0deae910dbeb86553e552a148860"
+  integrity sha512-eaBzG6MxNzEn9kiwvtre90cXaNLkmadMWa1zQMs3XORCXNbsH/OewwbxC5ia9dCxIxnTAsSxXJaa/p5y8DlvJg==
+
 type-fest@^0.6.0:
   version "0.6.0"
   resolved "https://registry.npm.taobao.org/type-fest/download/type-fest-0.6.0.tgz#8d2a2370d3df886eb5c90ada1c5bf6188acf838b"