To ensure the highest level of security and a seamless signing experience, Penneo supports the latest stable versions of all major web browsers.
Fully Supported Browsers
We guarantee complete functionality and security on the following platforms:
| Browser | Supported Version | Operating System |
| Google Chrome | Latest (Stable) | Windows, macOS, Linux, Android |
| Microsoft Edge | Latest (Stable) | Windows, macOS |
| Mozilla Firefox | Latest (Stable) | Windows, macOS, Linux |
| Apple Safari | Latest (Stable) | macOS, iOS, iPadOS |
Key Requirements for Functionality
To ensure your signing experience is not interrupted, please verify the following:
Stable Releases Only: We do not provide official support for Beta, Canary, or Developer preview versions.
JavaScript & Canvas: Your browser must allow Canvas rendering.
Privacy Settings: High-level privacy "fingerprinting" protection (e.g.,
privacy.resistFingerprinting) must be disabled, as it can block the e-signing canvas from loading.Automatic Updates: We recommend enabling automatic updates for your browser to ensure you always have the latest security patches required by Penneo.
Using an Unsupported Browser?
If you are using a browser or version not listed above:
General Use: The platform may still function, but we cannot guarantee a seamless experience.
Troubleshooting: If you encounter errors, the first step is to switch to the latest version of Chrome, Edge, Firefox, or Safari.
Support Limitations: Our technical team can only provide full support for the browsers listed in the matrix above.