"变得更好用"可以用英语表达为 "become more user-friendly"。
"user-friendly"是由 "user" (用户) 和 "friendly" (友好的) 组合而成的形容词，意为 "易于使用的"、"便于操作的"。
例句：
The company's website has become more user-friendly since the redesign. (公司的网站自重新设计后变得更好用了。)
The new software update has made the program more user-friendly. (新的软件更新使程序变得更好用。)
The phone's interface is more user-friendly than the previous version. (这款手机的界面比上一版更好用。)