diff --git a/web/app/components/base/form/components/base/base-form.tsx b/web/app/components/base/form/components/base/base-form.tsx
index d54cc19f19..89a673f5f1 100644
--- a/web/app/components/base/form/components/base/base-form.tsx
+++ b/web/app/components/base/form/components/base/base-form.tsx
@@ -88,6 +88,19 @@ const BaseForm = ({
     })
     return result
   })
+  const moreOnValues = useStore(form.store, (s: any) => {
+    const result: Record<string, any> = {}
+    formSchemas.forEach((schema) => {
+      const { more_on } = schema
+      const moreOn = typeof more_on === 'function' ? more_on(form) : more_on
+      if (moreOn?.length) {
+        moreOn?.forEach((condition) => {
+          result[condition.variable] = s.values[condition.variable]
+        })
+      }
+    })
+    return result
+  })
 
   useImperativeHandle(ref, () => {
     return {
@@ -104,11 +117,18 @@ const BaseForm = ({
     const formSchema = formSchemas?.find(schema => schema.name === field.name)
 
     if (formSchema) {
+      const { more_on = [] } = formSchema
+      const moreOn = typeof more_on === 'function' ? more_on(form) : more_on
+      const more = (moreOn || []).every((condition) => {
+        const conditionValue = moreOnValues[condition.variable]
+        return Array.isArray(condition.value) ? condition.value.includes(conditionValue) : conditionValue === condition.value
+      })
+
       return (
         <BaseField
           field={field}
           formSchema={formSchema}
-          fieldClassName={fieldClassName}
+          fieldClassName={cn(fieldClassName, !more ? 'absolute top-[-9999px]' : '')}
           labelClassName={labelClassName}
           inputContainerClassName={inputContainerClassName}
           inputClassName={inputClassName}
@@ -119,7 +139,7 @@ const BaseForm = ({
     }
 
     return null
-  }, [formSchemas, fieldClassName, labelClassName, inputContainerClassName, inputClassName, disabled, onChange])
+  }, [formSchemas, fieldClassName, labelClassName, inputContainerClassName, inputClassName, disabled, onChange, moreOnValues])
 
   const renderFieldWrapper = useCallback((formSchema: FormSchema) => {
     const validators = getValidators(formSchema)
diff --git a/web/app/components/base/form/hooks/use-check-validated.ts b/web/app/components/base/form/hooks/use-check-validated.ts
index b4f3ec2b9a..6eb8b636bf 100644
--- a/web/app/components/base/form/hooks/use-check-validated.ts
+++ b/web/app/components/base/form/hooks/use-check-validated.ts
@@ -15,13 +15,14 @@ export const useCheckValidated = (form: AnyFormApi, FormSchemas: FormSchema[]) =
       const errorArray = Object.keys(fields).reduce((acc: string[], key: string) => {
         const currentSchema = FormSchemas.find(schema => schema.name === key)
         const { show_on = [] } = currentSchema || {}
-        const showOnValues = show_on.reduce((acc, condition) => {
+        const showOn = typeof show_on === 'function' ? show_on(form) : show_on
+        const showOnValues = (showOn || []).reduce((acc, condition) => {
           acc[condition.variable] = values[condition.variable]
           return acc
         }, {} as Record<string, any>)
-        const show = show_on?.every((condition) => {
+        const show = (showOn || []).every((condition) => {
           const conditionValue = showOnValues[condition.variable]
-          return conditionValue === condition.value
+          return Array.isArray(condition.value) ? condition.value.includes(conditionValue) : conditionValue === condition.value
         })
         const errors: any[] = show ? fields[key].errors : []
 
diff --git a/web/app/components/base/form/types.ts b/web/app/components/base/form/types.ts
index 1be503c764..8cae987441 100644
--- a/web/app/components/base/form/types.ts
+++ b/web/app/components/base/form/types.ts
@@ -62,6 +62,7 @@ export type FormSchema = {
   default?: any
   tooltip?: string | TypeWithI18N
   show_on?: FormShowOnObject[] | ((form: AnyFormApi) => FormShowOnObject[])
+  more_on?: FormShowOnObject[] | ((form: AnyFormApi) => FormShowOnObject[])
   url?: string
   scope?: string
   help?: string | TypeWithI18N
diff --git a/web/app/components/workflow-app/hooks/use-nodes-sync-draft.ts b/web/app/components/workflow-app/hooks/use-nodes-sync-draft.ts
index 3b8bff99af..853dfb907c 100644
--- a/web/app/components/workflow-app/hooks/use-nodes-sync-draft.ts
+++ b/web/app/components/workflow-app/hooks/use-nodes-sync-draft.ts
@@ -85,7 +85,17 @@ export const useNodesSyncDraft = () => {
           },
           environment_variables: environmentVariables,
           conversation_variables: conversationVariables,
-          memory_blocks: memoryVariables.map(({ node, value_type, more, ...rest }) => rest),
+          memory_blocks: memoryVariables.map(({ node, value_type, more, model, ...rest }) => {
+            return {
+              ...rest,
+              model: model ? {
+                completion_params: model.completion_params,
+                mode: model.mode,
+                provider: model.provider,
+                name: model.model,
+              } : undefined,
+            }
+          }),
           hash: syncWorkflowDraftHash,
         },
       }
diff --git a/web/app/components/workflow/hooks/use-memory-variable.ts b/web/app/components/workflow/hooks/use-memory-variable.ts
index 04aac8ca7f..2c8e030bc8 100644
--- a/web/app/components/workflow/hooks/use-memory-variable.ts
+++ b/web/app/components/workflow/hooks/use-memory-variable.ts
@@ -109,6 +109,12 @@ export const useFormatMemoryVariables = () => {
       return {
         ...v,
         value_type: ChatVarType.Memory,
+        model: v.model ? {
+          completion_params: v.model?.completion_params,
+          mode: v.model?.mode,
+          provider: v.model?.provider,
+          model: v.model?.name,
+        } : undefined,
       }
     })
   }, [])
diff --git a/web/app/components/workflow/panel/chat-variable-panel/hooks/use-form/use-memory-schema.ts b/web/app/components/workflow/panel/chat-variable-panel/hooks/use-form/use-memory-schema.ts
index 1464651e23..8bf1fe73d2 100644
--- a/web/app/components/workflow/panel/chat-variable-panel/hooks/use-form/use-memory-schema.ts
+++ b/web/app/components/workflow/panel/chat-variable-panel/hooks/use-form/use-memory-schema.ts
@@ -70,6 +70,7 @@ export const useMemorySchema = () => {
       label: t('workflow.chatVariable.modal.updateEvery'),
       type: FormTypeEnum.textNumber,
       fieldClassName: 'flex justify-between',
+      required: true,
       show_on: [
         {
           variable: 'value_type',
@@ -175,11 +176,14 @@ export const useMemorySchema = () => {
       name: 'model',
       label: t('workflow.chatVariable.modal.memoryModel'),
       type: FormTypeEnum.modelSelector,
+      required: true,
       show_on: [
         {
           variable: 'value_type',
           value: [ChatVarType.Memory],
         },
+      ],
+      more_on: [
         {
           variable: 'more',
           value: true,
@@ -205,6 +209,8 @@ export const useMemorySchema = () => {
           variable: 'value_type',
           value: [ChatVarType.Memory],
         },
+      ],
+      more_on: [
         {
           variable: 'more',
           value: true,
@@ -221,6 +227,8 @@ export const useMemorySchema = () => {
           variable: 'value_type',
           value: [ChatVarType.Memory],
         },
+      ],
+      more_on: [
         {
           variable: 'more',
           value: true,
@@ -235,7 +243,8 @@ export const useMemoryDefaultValues = () => {
     template: '',
     instruction: '',
     strategy: 'on_turns',
-    update_turns: 0,
+    update_turns: 500,
+    preserved_turns: 10,
     scope: 'app',
     term: 'session',
     more: false,