Applying a rule to existing emails

You can filter existing emails later by applying a rule to an email folder.Note: Depending on the email server, this function might not be  available.How  to apply a rule to existing emails:
    Click the Settings icon  in the menu bar. Click on All settings.The Settings window opens.
    Click on Mail in the left pane. Click on Rules.
    Click on Apply next to the rule. Select the folder containing the emails to which the rule should be applied.Note: Some actions can not be executed if applying a rule to existing emails.
Options:
  • You can also apply a rule to existing emails while creating a new rule.To do so, click on Save and apply rule now when creating the new rule. Select the folder containing the emails to which the rule should be applied.
Related topics:
  •  Creating new rules⁠  Creating a new rule when moving⁠  Creating new rules for the subject and the sender⁠