diff --git a/src/stores/settingStore.ts b/src/stores/settingStore.ts
index 1247e6919..600014881 100644
--- a/src/stores/settingStore.ts
+++ b/src/stores/settingStore.ts
@@ -7,6 +7,7 @@ import { api } from '@/scripts/api'
 import { app } from '@/scripts/app'
 import type { SettingParams } from '@/types/settingTypes'
 import type { TreeNode } from '@/types/treeExplorerTypes'
+import { compareVersions } from '@/utils/formatUtil'
 
 export const getSettingInfo = (setting: SettingParams) => {
   const parts = setting.category || setting.id.split('.')
@@ -83,11 +84,56 @@ export const useSettingStore = defineStore('setting', () => {
    */
   function getDefaultValue<K extends keyof Settings>(key: K): Settings[K] {
     const param = settingsById.value[key]
+
+    const versionedDefault = getVersionedDefaultValue(key, param)
+
+    if (versionedDefault) {
+      return versionedDefault
+    }
+
     return typeof param?.defaultValue === 'function'
       ? param.defaultValue()
       : param?.defaultValue
   }
 
+  function getVersionedDefaultValue<K extends keyof Settings>(
+    key: K,
+    param: SettingParams
+  ): Settings[K] | null {
+    // get default versioned value, skipping if the key is 'Comfy.InstalledVersion' to prevent infinite loop
+    if (param?.defaultsByInstallVersion && key !== 'Comfy.InstalledVersion') {
+      const installedVersion = get('Comfy.InstalledVersion')
+
+      if (installedVersion) {
+        const sortedVersions = Object.keys(param.defaultsByInstallVersion).sort(
+          (a, b) => compareVersions(a, b)
+        )
+
+        for (const version of sortedVersions.reverse()) {
+          // Ensure the version is in a valid format before comparing
+          if (!isValidVersionFormat(version)) {
+            continue
+          }
+
+          if (compareVersions(installedVersion, version) >= 0) {
+            const versionedDefault = param.defaultsByInstallVersion[version]
+            return typeof versionedDefault === 'function'
+              ? versionedDefault()
+              : versionedDefault
+          }
+        }
+      }
+    }
+
+    return null
+  }
+
+  function isValidVersionFormat(
+    version: string
+  ): version is `${number}.${number}.${number}` {
+    return /^\d+\.\d+\.\d+$/.test(version)
+  }
+
   /**
    * Register a setting.
    * @param setting - The setting to register.
diff --git a/src/types/settingTypes.ts b/src/types/settingTypes.ts
index 4518c30ec..8c2497e56 100644
--- a/src/types/settingTypes.ts
+++ b/src/types/settingTypes.ts
@@ -35,6 +35,10 @@ export interface Setting {
 export interface SettingParams extends FormItem {
   id: keyof Settings
   defaultValue: any | (() => any)
+  defaultsByInstallVersion?: Record<
+    `${number}.${number}.${number}`,
+    any | (() => any)
+  >
   onChange?: (newValue: any, oldValue?: any) => void
   // By default category is id.split('.'). However, changing id to assign
   // new category has poor backward compatibility. Use this field to overwrite
diff --git a/tests-ui/tests/store/settingStore.test.ts b/tests-ui/tests/store/settingStore.test.ts
index a217cfeb6..9192e67c8 100644
--- a/tests-ui/tests/store/settingStore.test.ts
+++ b/tests-ui/tests/store/settingStore.test.ts
@@ -109,6 +109,241 @@ describe('useSettingStore', () => {
     })
   })
 
+  describe('getDefaultValue', () => {
+    beforeEach(() => {
+      // Set up installed version for most tests
+      store.settingValues['Comfy.InstalledVersion'] = '1.30.0'
+    })
+
+    it('should return regular default value when no defaultsByInstallVersion', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default'
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      expect(result).toBe('regular-default')
+    })
+
+    it('should return versioned default when user version matches', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // installedVersion is 1.30.0, so should get 1.21.3 default
+      expect(result).toBe('version-1.21.3-default')
+    })
+
+    it('should return latest versioned default when user version is higher', () => {
+      store.settingValues['Comfy.InstalledVersion'] = '1.50.0'
+
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // installedVersion is 1.50.0, so should get 1.40.3 default
+      expect(result).toBe('version-1.40.3-default')
+    })
+
+    it('should return regular default when user version is lower than all versioned defaults', () => {
+      store.settingValues['Comfy.InstalledVersion'] = '1.10.0'
+
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // installedVersion is 1.10.0, lower than all versioned defaults
+      expect(result).toBe('regular-default')
+    })
+
+    it('should return regular default when no installed version (existing users)', () => {
+      // Clear installed version to simulate existing user
+      delete store.settingValues['Comfy.InstalledVersion']
+
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // No installed version, should use backward compatibility
+      expect(result).toBe('regular-default')
+    })
+
+    it('should handle function-based versioned defaults', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': () => 'dynamic-version-1.21.3-default',
+          '1.40.3': () => 'dynamic-version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // installedVersion is 1.30.0, so should get 1.21.3 default (executed)
+      expect(result).toBe('dynamic-version-1.21.3-default')
+    })
+
+    it('should handle function-based regular defaults with versioned defaults', () => {
+      store.settingValues['Comfy.InstalledVersion'] = '1.10.0'
+
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: () => 'dynamic-regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      const result = store.getDefaultValue('test.setting')
+      // installedVersion is 1.10.0, should fallback to function-based regular default
+      expect(result).toBe('dynamic-regular-default')
+    })
+
+    it('should handle complex version comparison correctly', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.21.10': 'version-1.21.10-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      // Test with 1.21.5 - should get 1.21.3 default
+      store.settingValues['Comfy.InstalledVersion'] = '1.21.5'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'version-1.21.3-default'
+      )
+
+      // Test with 1.21.15 - should get 1.21.10 default
+      store.settingValues['Comfy.InstalledVersion'] = '1.21.15'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'version-1.21.10-default'
+      )
+
+      // Test with 1.21.3 exactly - should get 1.21.3 default
+      store.settingValues['Comfy.InstalledVersion'] = '1.21.3'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'version-1.21.3-default'
+      )
+    })
+
+    it('should work with get() method using versioned defaults', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': 'version-1.21.3-default',
+          '1.40.3': 'version-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      // get() should use getDefaultValue internally
+      const result = store.get('test.setting')
+      expect(result).toBe('version-1.21.3-default')
+    })
+
+    it('should handle mixed function and static versioned defaults', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.21.3': () => 'dynamic-1.21.3-default',
+          '1.40.3': 'static-1.40.3-default'
+        }
+      }
+      store.addSetting(setting)
+
+      // Test with 1.30.0 - should get dynamic 1.21.3 default
+      store.settingValues['Comfy.InstalledVersion'] = '1.30.0'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'dynamic-1.21.3-default'
+      )
+
+      // Test with 1.50.0 - should get static 1.40.3 default
+      store.settingValues['Comfy.InstalledVersion'] = '1.50.0'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'static-1.40.3-default'
+      )
+    })
+
+    it('should handle version sorting correctly', () => {
+      const setting: SettingParams = {
+        id: 'test.setting',
+        name: 'Test Setting',
+        type: 'text',
+        defaultValue: 'regular-default',
+        defaultsByInstallVersion: {
+          '1.40.3': 'version-1.40.3-default',
+          '1.21.3': 'version-1.21.3-default', // Unsorted order
+          '1.35.0': 'version-1.35.0-default'
+        }
+      }
+      store.addSetting(setting)
+
+      // Test with 1.37.0 - should get 1.35.0 default (highest version <= 1.37.0)
+      store.settingValues['Comfy.InstalledVersion'] = '1.37.0'
+      expect(store.getDefaultValue('test.setting')).toBe(
+        'version-1.35.0-default'
+      )
+    })
+  })
+
   describe('get and set', () => {
     it('should get default value when setting not exists', () => {
       const setting: SettingParams = {