1.7.2 - Autofirma

High Sierra, Mojave, Catalina, Big Sur, Monterey, and newer versions (supports Intel and Apple Silicon via Rosetta 2). Linux: Ubuntu, Debian, and Mint distributions. Software Dependencies

Using older versions of AutoFirma often results in failed operations on government platforms. Version 1.7.2 resolves critical handshake errors caused by recent security updates in Google Chrome and Microsoft Edge. Upgrading ensures your digital processing remains uninterrupted, secure, and legally binding. To ensure your setup works perfectly, let me know: What are you using? (Windows, Mac, Linux) Which government portal are you trying to access?

For all current procedures with the DGT, Tax Agency (AEAT), or Social Security, you should download the latest version (currently 1.9) from the official Portal de Administración Electrónica to avoid security and compatibility errors. Pros (Version 1.7.2) autofirma 1.7.2

: Ensure your certificate is visible in Internet Options ( certmgr.msc ).

: Documents signed via AutoFirma carry the same legal weight as a handwritten signature. Versatile File Support : It supports a wide range of formats, including (PAdES format), (XAdES), and Microsoft Office Local & Web Integration High Sierra, Mojave, Catalina, Big Sur, Monterey, and

According to official technical requirements for the version at the time, the following browsers were supported:

Allows users to sign multiple documents simultaneously to save time. Version 1

: Autofirma 1.7.2 enhances the security of digital communications by providing a robust mechanism for validating and creating digital signatures. This capability is essential in protecting against fraud and ensuring the trustworthiness of electronic documents.

The certificate is installed in Windows Store/Mac Keychain but Autofirma cannot see it. Solution (1.7.2 specific):

Before installing Autofirma 1.7.2, ensure your system meets the following requirements:

Follow these sequential steps to install AutoFirma 1.7.2 on your device. For Windows Users