How often should I get my windows cleaned? We recommend every 3 months or with the change of season. With this interval, your windows should stay relatively clean and unspotted because they’ve been maintained. By admin|2020-05-15T20:53:56-04:00May 15th, 2020|faq|0 Comments Share This Story, Choose Your Platform! FacebookTwitterLinkedInRedditWhatsAppTumblrPinterestVkEmail About the Author: admin Leave A Comment Cancel replyComment Save my name, email, and website in this browser for the next time I comment.