The new firmware update ver.2.2 for GH5 fixes several bugs that were found after updating the major firmware to Ver.2.0. Pana G80 also upgraded to Ver1.3 with support for Leica DG 200mm f/2.8 lens and bug fixes.
Check out the firmware update of details for the GH5 and G80 MFT cameras with download links below.
Panasonic GH5 Ver2.2 and G80 Ver1.3 Firmware Updates Released
Panasonic GH5 Firmware Ver2.2
Notice for the Change of Specifications
Panasonic G80 Firmware Ver1.3
Download Panasonic GH5 Ver2.2 and G80 Ver1.3 Firmware Updates