The System Reserved Partition or EFI System Partition on your hard drive is a tiny sector Windows uses to house system files such as the Boot Configuration Database, Boot Manager Code, and Windows ...
Most users can let their operating system handle things from now on.
It is essentially never a good idea to make all the system directories on separate partitions. In particular, only in very unusual circumstances would you want /var and /usr to be separate ...
The error “Windows detected that the EFI system partition was formatted as NTFS” usually occurs when you install Windows on a GPT disk and the EFI system ...