Tested on MATE 20200708 (sha256sum = 7d2fdad36b8fcf0409aa0a484755e5fc5ef3798fd256eeebbde905a71ad474b7 ) - it is still affected while installing on MBR. EFI is OK as it was before.
Tested on MATE 20200708 (sha256sum = 7d2fdad36b8fcf0 409aa0a484755e5 fc5ef3798fd256e eebbde905a71ad4 74b7 ) - it is still affected while installing on MBR.
EFI is OK as it was before.