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Error 450: Requested Mail Action Not Taken – Mailbox Unavailable

Resolving the Error – Solution The initial step to fix this error is to simply wait and retry sending the email, as the error typically indicates a temporary issue. If you suspect the recipient’s email might be full or unavailable, consider reaching out to them through an alternative communication method to inform them. If the […]
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Protecting Your Site From Spam

How Spam Can Harm Your Website Spammers often use automated scripts to send spam through a website’s contact or registration forms. If the site’s forms are unprotected, spammers can easily bypass security measures and fill your inbox with unwanted emails. These spam emails can pose security threats if they contain malicious links or malware. Additionally, […]
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Managing Your Account

Accessing Your Account Settings To access your account settings, you’ll first need to log in to your SendLayer dashboard. Then, click on Account Settings in the sidebar menu. This will take you to the Account Settings page. Here you’ll find options to upgrade, downgrade, or cancel your account. You can also update your billing and profile information, […]
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Tracking Email Opens

Before getting started, be sure to: Authorize your domain Complete your domain setup How Open Tracking Works Open tracking embeds an invisible pixel image into your emails that can be tracked by SendLayer. When a recipient opens your email, the image is loaded along with the email content. When this image is loaded successfully, it […]
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Tracking Link Clicks

Before getting started, be sure to: Authorize your domain Complete your domain setup How Click Tracking Works When click tracking is enabled, SendLayer adds tracking information to each of the links in your emails. When a recipient clicks one of the links, they’re redirected to the original URL through SendLayer’s server. During this process, SendLayer […]
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Requesting a Refund

Before you get started, please note: How to Request a Refund To request a refund, you’ll need to log in to your SendLayer account. Once you’re logged in, go ahead and visit our Support page. Here you’ll need to submit a refund request by filling out our support form. In the Email field, be sure […]
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Managing Webhooks

Before getting started, be sure to: Authorize your domain What Are Webhooks? Webhooks send real-time data from one application to another using HTTP POST requests that are triggered when specific events occur. This allows you to receive event information quickly without having to frequently poll data from an API. You can use webhooks in SendLayer […]
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Securing Your Account

Before you get started, you’ll need: Access to a Two-Factor Authentication app Securing Your Account With 2FA First, log in to your SendLayer dashboard. Then, click on Account Settings in the sidebar menu. From here, scroll down to the Two-Factor Authentication section. Here you’ll see an authentication key that you’ll need to add to your authenticator app. […]