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For example, a content blocker extension could load remote images like email tracking pixels that could potentially be used for tracking through another server, enhancing your privacy in the process. Content blocker extensions: They go beyond Apple’s in-app content-blocking capabilities.They can help automatically flag certain emails or automatically move them to the Junk or Archive folders. Action extensions: These extensions help manage your email, especially your inbox.Other options could include reusable “canned” messages or templates. Apple’s examples of how this could work include ensuring email addresses are valid before you send messages or adding different headers to certain messages.
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Apple divides the types of Mail extensions you can use into four categories.
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