You can usually find the firmware here:
Good news ! We have firmware for A77 V6 version ... - Facebook apeman a77 firmware update
In this comprehensive guide, we will walk you through everything you need to know about the firmware update process: why it matters, how to check your current version, step-by-step installation instructions, troubleshooting common errors, and where to find the official files. You can usually find the firmware here: Good news
Apeman does not always host a direct download link for every A77 version on its main website. The safest way to ensure compatibility is: how to check your current version