1. ​Can I add multiple custom subdomains to my account?
​You can only add one custom domain to your account, not multiple custom subdomains.
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​2. After adding/updating CNAME, should I reinstall my signature?
If you use the manually installed signature, you should reinstall it after adding or updating your CNAME in your MySgnature account.
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​3. What happens with my custom links in the signature when my account expires?
When your account expires, your links will be deactivated and redirected to the MySignature page.
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​4. What happens with my custom links in the signature when I remove CNAME from MySignature?

If you remove your CNAME from MySignature, all links will be changed to MySignature short links.
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​5. What happens with my custom links in the signature when I remove CNAME from my hosting settings?
When you remove your CNAME from your hosting platform settings, the links will stop working in your signature.