無法正常使用該軟件，不知道哪裏出了問題？

Languages
1

從昨天起就一直這樣，無法正常使用該軟件，請問是哪裏出了問題，謝謝解答。
zcash4win

2
3

Thanks, this problem has been solved perfectly.
In addition, I then consult a question, the difference between backup
wallet and backup private key?