Check forums like XDA Developers to see if a newer Android version (like Android 7 or 10) can be "flashed" onto your specific phone model.

Older Android versions lack modern security patches. Using a modified "fixed" app on an unsupported OS makes your personal data and messages highly susceptible to hacking or malware. Account Bans: WhatsApp's Official Help Center

: Features like video calling, advanced status updates, and group features may not work even if you manage to bypass the initial setup. Potential Alternatives Upgrade the OS

Follow this step-by-step guide to install the working version on your smartphone.

The fixed version uses a slightly different backup path. Solution:

Para Android 4.4.4, generalmente funcionan mejor las versiones de WhatsApp lanzadas entre 2020 y 2021.

The key is knowing (444) and which one is fixed .