diff --git a/src/modules/account/migration.rs b/src/modules/account/migration.rs
index e9089dd..002265b 100644
--- a/src/modules/account/migration.rs
+++ b/src/modules/account/migration.rs
@@ -195,13 +195,6 @@ impl AccountV3 {
                         ErrorCode::ResourceNotFound
                     )
                 })?;
-
-        // if !account.enabled {
-        //     return Err(raise_error!(
-        //         format!("Account id='{account_id}' is disabled"),
-        //         ErrorCode::AccountDisabled
-        //     ));
-        // }
         Ok(account)
     }
 
@@ -221,11 +214,6 @@ impl AccountV3 {
             .await
     }
 
-    // /// Saves the current `AccountEntity` by persisting it to storage.
-    // pub async fn save(&self) -> BichonResult<()> {
-    //     insert_impl(DB_MANAGER.meta_db(), self.to_owned()).await
-    // }
-
     pub async fn create_account(
         user_id: u64,
         request: AccountCreateRequest,
@@ -420,6 +408,13 @@ impl AccountV3 {
             new.date_since = None;
         }
 
+        if let Some(clear_date_range) = request.clear_date_range {
+            if clear_date_range {
+                new.date_since = None;
+                new.date_before = None;
+            }
+        }
+
         if let Some(folder_limit) = request.folder_limit {
             new.folder_limit = Some(folder_limit);
         }
diff --git a/src/modules/account/payload.rs b/src/modules/account/payload.rs
index 5be9c83..91f8d1c 100644
--- a/src/modules/account/payload.rs
+++ b/src/modules/account/payload.rs
@@ -121,6 +121,7 @@ pub struct AccountUpdateRequest {
     /// - Reducing server load during resyncs
     pub date_since: Option<DateSince>,
     pub date_before: Option<RelativeDate>,
+    pub clear_date_range: Option<bool>,
     /// Max emails to sync for this folder.  
     /// If not set, sync all emails.  
     /// otherwise sync up to `n` most recent emails (min 10).
@@ -165,6 +166,15 @@ impl AccountUpdateRequest {
             ));
         }
 
+        if self.clear_date_range == Some(true)
+            && (self.date_since.is_some() || self.date_before.is_some())
+        {
+            return Err(raise_error!(
+                "clear_date_range cannot be combined with date_since or date_before".into(),
+                ErrorCode::InvalidParameter
+            ));
+        }
+
         if let Some(date_since) = self.date_since.as_ref() {
             date_since.validate()?;
         }
diff --git a/web/src/features/accounts/components/action-dialog.tsx b/web/src/features/accounts/components/action-dialog.tsx
index b7b2183..904d0b1 100644
--- a/web/src/features/accounts/components/action-dialog.tsx
+++ b/web/src/features/accounts/components/action-dialog.tsx
@@ -290,7 +290,11 @@ export function AccountActionDialog({ currentRow, open, onOpenChange }: Props) {
         sync_batch_size: data.sync_batch_size,
       };
       if (isEdit) {
-        updateMutation.mutate(commonData);
+        const isAllMode = !data.date_since && !data.date_before;
+        updateMutation.mutate({
+          ...commonData,
+          ...(isAllMode ? { clear_date_range: true } : {})
+        });
       } else {
         createMutation.mutate({ ...commonData, account_type: "IMAP" });
       }