简单一点就是 Please try another charger
提问的方式就是Why not try another charger?或者Why don't you try another charger?
有这几种表达方式,你选一种吧。
楼上的表达方式貌似有点中式英语的感觉,不太正确!
换个充电器,试试看
A charger, have a try
换个充电器,试试看 : Change the charger, give it a try
Change the charger, give it a try