This is the biggest concern. To use an auto liker, you often have to compromise your account security. You are handing over your access token to an unknown server. This can lead to:
Open your browser and type exactly: https://viptoolses.com/facebook-auto-liker-new (or the specific page indexed by the search engine). Ensure the URL starts with HTTPS—this means the site has a basic SSL certificate, though it does not guarantee the tool is legitimate. https viptoolses facebook auto liker new
Use Facebook Insights to see when your audience is most active. Posting at 8 PM on a Wednesday might yield 10x more organic likes than posting at 9 AM on Sunday. This is the biggest concern