Useful technical articles.
- Receiving Spam Faxes?
- What browsers are compatible with Sfax?
- How to submit a Support Request
- Pink faxes in your Inbox
- How long does it take for a page to transmit via fax?
- Can you use Sfax Internationally?
- Porting your number from Sfax
- What is Error Correction Mode (ECM) and why is it important?
- What is the difference between a digital signature and an electronic signature?
- Inadvertent faxes being sent to you?
- Faxing over VoIP
- Why did my fax take so long to transmit?
- Modifying your Sfax Download Service
- Error codes and definitions
- Explained: Document failed to render
- PDF documents distorted when sent to Sfax Print Driver
- Supported File Types and Valid File Names
- Supported Fonts for Web Console and API
- Blocked Number
- Box error messages