YOU SAID:

I currently have 4 windows open up... and I don’t know why.

INTO JAPANESE

私は現在、4つのウィンドウを開いている...と私は理由を知らない。

BACK INTO ENGLISH

I'm currently open window 4. And I don't know why.

INTO JAPANESE

そして　知らん

BACK INTO ENGLISH

And I don't know.

INTO JAPANESE

そして　知らん

BACK INTO ENGLISH

And I don't know.