Canva does not offer phone support.
Canva is an online graphic design application used by millions of people around the globe, customer communication is preferred on email due to different time zones and language.
Aside from this, the type of technical support we offer usually involves exchanging design links, replicating the issue, investigating the cause, and working on a fix. This means that it may take several hours or days for an issue to be resolved depending on its complexity.
You can email us by accomplishing a Report an issue form on our Need help page. For urgent concerns, you may send us a DM via our Twitter channel.