Contact Filetypes
Use this page to share feedback, report inaccuracies, or suggest improvements to the Filetypes knowledge base.
Contact Information
Use the email address that best matches your request.
Have questions about file extensions, our service, or potential partnerships? Our team is here to help!
Content-related inquiries
Business Inquiries
Before You Email
Including a few useful details helps us understand and review your request.
Include the file extension
Mention the exact extension, such as .pdf, .docx, .dat, or .bin.
Mention the software or operating system
If your question involves opening or converting a file, include the application, device, or operating system you are using.
Provide supporting information
For corrections, include an official source, software documentation, example, or clear explanation so the information can be verified.
Do not send confidential files
Please do not email passwords, private documents, personal records, or files containing sensitive information.
Contact Frequently Asked Questions
Common questions about contacting FileTypes and submitting corrections.