535 Incorrect Authentication Data

This error is commonly associated with mailbox file permissions in cPanel servers.

  • If you have a cPanel VPS or dedicated server, you can fix this problem in root WHM by going to "Email Repair Mailbox permissions" and clicking "Proceed".
  • If you have a shared hosting plan you will need to file a suport ticket at contact@explorer.com.ng
  • 535, authentication data, incorrect, cpanel, vps, server
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