DMCGF5 User Guide
Page 207
... the [ OPEN] button to update the firmware of the digital camera at the following website. http://panasonic.jp/support/global/cs/dsc/download/ > When using this lens with supported cameras. > When older Panasonic digital cameras (DMC-GF1, DMC-GH1, DMC-G1) are used, [Stabilizer] in the [Rec] menu (P74) cannot be warped slightly or you may...
... the [ OPEN] button to update the firmware of the digital camera at the following website. http://panasonic.jp/support/global/cs/dsc/download/ > When using this lens with supported cameras. > When older Panasonic digital cameras (DMC-GF1, DMC-GH1, DMC-G1) are used, [Stabilizer] in the [Rec] menu (P74) cannot be warped slightly or you may...