The term 'MAKE MINOR CHANGES TO' can be summarized by two crossword solutions: 'TWEAK' (5 letters) and 'finetune' (8 letters). Both of these terms refer to making small adjustments or modifications to something, usually in order to improve it. Tweaking is often used to describe making minor changes to a computer program or system, while finetuning is more often used to describe making small adjustments to a machine or device.