Definition of «little tweaking»

"Little tweaking" means making small adjustments or changes to something in order to improve it or make it work properly.

The smartphone looks a more premium version of company's Note 3 with little tweaks in design. (indianexpress.com)
Heading into the Settings app, there's tons of little tweaks here and there — but some are more significant than others. (9to5google.com)
Phase 1 opened the start of the school year but there have been a few little tweaks here and there. (utahpubliceducation.org)
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