220810f.7z -

: If you are using this for a device (like a Zeblaze watch), look for .bin or .dfu files inside. Follow the specific manufacturer's guide for flashing this firmware.

: Select the file and choose 7-Zip > Extract Here (or "Extract to 220810F/"). 220810F.7z

: Download 7-Zip , which is the native, open-source tool for this format. macOS : Use the Unarchiver or Keka . : If you are using this for a

: If it contains multiple files, look for a readme.txt or manifest.json within the extracted folder for specific instructions from the creator. which is the native