Why is there an L stuck on my screen?
I got my calculator for a few years now and all of a sudden it just displayed a jumble of symbols and numbers. Eventually just an L appeared and will not go away nor turn off!!
过去 24 小时： 0
过去 7 天： 3
过去 30 天： 6
总计 138
Hi, had you changed your batteries already or tried resetting it?
https://www.techwalla.com/articles/how-t...
由 Augustine 完成的