tweak
v.v. to make a small change to something to make it work better. You use this when you are improving a machine, a plan, or a piece of writing.
v. to adjust or modify slightly in order to improve performance or effectiveness. Often implies fine-tuning a system or a creative work.
I need to tweak the recipe a little bit.
The engineers had to tweak the software settings to stop the computer from overheating during heavy use.
After reviewing the initial feedback from the focus group, the marketing team decided to tweak the campaign's slogan to better resonate with younger consumers.
From Middle English twikken, from Old English twiccian (“to pluck”), from Proto-West Germanic *twekkōn (“to fasten; clamp; pinch”). Related to twitch. The drug-related sense may be a blend of twitch and freak.
The verb is transitive and takes a direct object. Often used in technical or creative contexts to describe minor adjustments.