To help you get the exact file you need, could you share the installed on your camera? If you are looking for a specific feature or bug fix in this update, let me know so I can verify its availability for you. Share public link
Ensure your security settings allow opening files downloaded from the internet, or try using a third-party unzipping utility. Post-Update Best Practices panasonic fz1000 ii firmware update
If you are still on Version 1.x, updating to Version 2.0 is mandatory . It turns the FZ1000 II from a great travel camera into a viable B-cam for video production. To help you get the exact file you