suīrán / zhǐshì / xiǎoxiǎo / de / gǎidòng / dàn / duì / tíshēng / yònghù / tǐyàn / bùwúxiǎobǔ

虽然只是小小的改动，但对提升用户体验不无小补。

Although it is only a small change, it is not without some benefit to improving user experience.