: The most reliable way to get a link is to contact the specific eBay, Amazon, or AliExpress seller from whom you purchased the unit. They often provide private Google Drive or Dropbox links tailored to your specific hardware.
Reliable firmware for ZXDZ units is often hosted on community-driven sites like The Deal 87 Google Drive mirrors Prepare USB: Format a USB drive (under 32GB) to Transfer Files: zxdz 01 android update link
These are often used to distribute malware or generate ad revenue. : The most reliable way to get a