To register for the Social Security System (SSS) as an Overseas Filipino Worker (OFW) in Canada, you can visit the SSS website and follow the guidelines for online registration. Make sure you have your valid ID and other required documents ready. You may also contact the nearest Philippine embassy or consulate in Canada for assistance and further information on the registration process. Keep in mind that contributions must be made regularly to maintain your eligibility for benefits. For detailed steps and requirements, visit the official SSS website.