翻译一小段话

我们是***公司，我们已收到从公司购买的所有软件。但是我们在安装a、b、c软件的时候遇到了几个问题，一是无法读取软盘，二是提示语言显示为乱码。
It's from ---company. Our company has received from your company all the purchased software. But we've encountered several problems while installing the a, b, c softwares. One is that it failed to read the diskette; the other is that instruction occured irrecognizable in disoder codes.
现咨询以下几个问题:
The following questions are expected to be answered:

1.安装时无法读取软盘的问题怎么解决？
How to solve the problem of failing to read while installing the software.
2.软盘是否为加密用？由于软盘容易损坏，是否能提供一种更好的加密方式?
Is the disk encrypted?As the disk is easily damaged, can you provie a cryptographic technique?

3.德语在我们的中文操作系统中显示很多乱码，如安装英文操作系统能否解决这一问题？ In Chinese operrating system , Germany always turn into disoder codes . Can this be sovled if English operating system is installed?

盼尽快回复，谢谢！
An early reply would be appreciated .thanks!