tweaks
n. countable B2 Upper Intermediate US //ˈtwiks// UK //twˈiːks// tweaks
n. small, quick changes you make to something to improve it or make it work better.
n. minor adjustments or modifications intended to refine or improve a system, design, or process.
The designer made a few tweaks to the website's layout.
After the first test run, the engineers realized the engine needed some minor tweaks to reach full power.
While the core strategy remains sound, several minor tweaks to the implementation phase could significantly enhance our overall efficiency and reduce overhead costs.
Usage
Usually used in the plural form when referring to a series of small improvements.