Quabbly does not support files greater than 10MB for Free plans except it is a paid plan, this is accessible for Standard, Premium, and Enterprise users.
Visit here for details on the limits per Quabbly Plan.
If you have a requirement for larger files, please let us know by filling out this form.
If you need additional help with attachments, please reach out to our support team through email at [email protected]
We would be happy to help.