diff --git a/src/webui/www/private/scripts/client.js b/src/webui/www/private/scripts/client.js
index de6135e9c..90ec1ff96 100644
--- a/src/webui/www/private/scripts/client.js
+++ b/src/webui/www/private/scripts/client.js
@@ -165,11 +165,11 @@ window.addEventListener("DOMContentLoaded", () => {
         LocalPreferences.set("properties_height_rel", properties_height_rel);
     };
 
-    window.addEventListener("resize", () => {
+    window.addEventListener("resize", window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
         // only save sizes if the columns are visible
         if (!$("mainColumn").hasClass("invisible"))
-            saveColumnSizes.delay(200); // Resizing might takes some time.
-    });
+            saveColumnSizes();
+    }));
 
     /* MochaUI.Desktop = new MochaUI.Desktop();
     MochaUI.Desktop.desktop.style.background = "#fff";
@@ -181,7 +181,9 @@ window.addEventListener("DOMContentLoaded", () => {
         new MochaUI.Column({
             id: "filtersColumn",
             placement: "left",
-            onResize: saveColumnSizes,
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
+                saveColumnSizes();
+            }),
             width: filt_w,
             resizeLimit: [1, 300]
         });
@@ -1449,7 +1451,9 @@ window.addEventListener("DOMContentLoaded", () => {
             updateMainData();
         },
         column: "mainColumn",
-        onResize: saveColumnSizes,
+        onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
+            saveColumnSizes();
+        }),
         height: null
     });
     let prop_h = LocalPreferences.get("properties_height_rel");
@@ -1614,9 +1618,9 @@ window.addEventListener("DOMContentLoaded", () => {
                     paddingHorizontal: 0,
                     width: loadWindowWidth(id, 500),
                     height: loadWindowHeight(id, 460),
-                    onResize: () => {
+                    onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                         saveWindowSize(id);
-                    },
+                    }),
                     onContentLoaded: () => {
                         const fileInput = $(`${id}_iframe`).contentDocument.getElementById("fileselect");
                         fileInput.files = droppedFiles;
@@ -1658,9 +1662,9 @@ window.addEventListener("DOMContentLoaded", () => {
                     paddingHorizontal: 0,
                     width: loadWindowWidth(id, 500),
                     height: loadWindowHeight(id, 600),
-                    onResize: () => {
+                    onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                         saveWindowSize(id);
-                    }
+                    })
                 });
             }
         });
diff --git a/src/webui/www/private/scripts/dynamicTable.js b/src/webui/www/private/scripts/dynamicTable.js
index 5c177bb1c..5c87c4ccc 100644
--- a/src/webui/www/private/scripts/dynamicTable.js
+++ b/src/webui/www/private/scripts/dynamicTable.js
@@ -119,14 +119,9 @@ window.qBittorrent.DynamicTable ??= (() => {
                     }
                 };
 
-                this.resizeDebounceTimer = -1;
-                const resizeDebouncer = (entries) => {
-                    clearTimeout(this.resizeDebounceTimer);
-                    this.resizeDebounceTimer = setTimeout(() => {
-                        resizeFn(entries);
-                        this.resizeDebounceTimer = -1;
-                    }, 100);
-                };
+                const resizeDebouncer = window.qBittorrent.Misc.createDebounceHandler(100, (entries) => {
+                    resizeFn(entries);
+                });
 
                 const resizeObserver = new ResizeObserver(resizeDebouncer);
                 resizeObserver.observe(parentPanel, { box: "border-box" });
diff --git a/src/webui/www/private/scripts/misc.js b/src/webui/www/private/scripts/misc.js
index 0dd3bb901..422ac33f7 100644
--- a/src/webui/www/private/scripts/misc.js
+++ b/src/webui/www/private/scripts/misc.js
@@ -32,6 +32,7 @@ window.qBittorrent ??= {};
 window.qBittorrent.Misc ??= (() => {
     const exports = () => {
         return {
+            createDebounceHandler: createDebounceHandler,
             friendlyUnit: friendlyUnit,
             friendlyDuration: friendlyDuration,
             friendlyPercentage: friendlyPercentage,
@@ -50,6 +51,18 @@ window.qBittorrent.Misc ??= (() => {
         };
     };
 
+    const createDebounceHandler = (delay, func) => {
+        let timer = -1;
+        return (...params) => {
+            clearTimeout(timer);
+            timer = setTimeout(() => {
+                func(...params);
+
+                timer = -1;
+            }, delay);
+        };
+    };
+
     /*
      * JS counterpart of the function in src/misc.cpp
      */
diff --git a/src/webui/www/private/scripts/mocha-init.js b/src/webui/www/private/scripts/mocha-init.js
index c19cc545e..483837785 100644
--- a/src/webui/www/private/scripts/mocha-init.js
+++ b/src/webui/www/private/scripts/mocha-init.js
@@ -142,9 +142,9 @@ const initializeWindows = function() {
             paddingHorizontal: 0,
             width: loadWindowWidth(id, 500),
             height: loadWindowHeight(id, 600),
-            onResize: function() {
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                 saveWindowSize(id);
-            }
+            })
         });
         updateMainData();
     };
@@ -171,9 +171,9 @@ const initializeWindows = function() {
             paddingHorizontal: 0,
             width: loadWindowWidth(id, 700),
             height: loadWindowHeight(id, 600),
-            onResize: function() {
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                 saveWindowSize(id);
-            }
+            })
         });
     });
 
@@ -195,9 +195,9 @@ const initializeWindows = function() {
             paddingHorizontal: 0,
             width: loadWindowWidth(id, 500),
             height: loadWindowHeight(id, 460),
-            onResize: function() {
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                 saveWindowSize(id);
-            }
+            })
         });
         updateMainData();
     });
@@ -367,9 +367,9 @@ const initializeWindows = function() {
             padding: 10,
             width: loadWindowWidth(id, 275),
             height: loadWindowHeight(id, 370),
-            onResize: function() {
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                 saveWindowSize(id);
-            }
+            })
         });
     };
 
@@ -1191,9 +1191,9 @@ const initializeWindows = function() {
             padding: 10,
             width: loadWindowWidth(id, 550),
             height: loadWindowHeight(id, 360),
-            onResize: function() {
+            onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                 saveWindowSize(id);
-            }
+            })
         });
     });
 
diff --git a/src/webui/www/private/scripts/search.js b/src/webui/www/private/scripts/search.js
index 5d44efd79..b9942b98c 100644
--- a/src/webui/www/private/scripts/search.js
+++ b/src/webui/www/private/scripts/search.js
@@ -502,9 +502,9 @@ window.qBittorrent.Search ??= (() => {
                 paddingHorizontal: 0,
                 width: loadWindowWidth(id, 600),
                 height: loadWindowHeight(id, 360),
-                onResize: function() {
+                onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                     saveWindowSize(id);
-                },
+                }),
                 onBeforeBuild: function() {
                     loadSearchPlugins();
                 },
diff --git a/src/webui/www/private/views/rss.html b/src/webui/www/private/views/rss.html
index c5b43b52d..a02f97caa 100644
--- a/src/webui/www/private/views/rss.html
+++ b/src/webui/www/private/views/rss.html
@@ -837,9 +837,9 @@
                 maximizable: false,
                 width: loadWindowWidth(id, 800),
                 height: loadWindowHeight(id, 650),
-                onResize: () => {
+                onResize: window.qBittorrent.Misc.createDebounceHandler(500, (e) => {
                     saveWindowSize(id);
-                },
+                }),
                 resizeLimit: {
                     "x": [800, 2500],
                     "y": [500, 2000]