It seems like you have provided a key and text related to NxFilter 4.6.7.7. Here's a summary of the main points mentioned in the text:

* NxFilter is a DNS filter that can block harmful or unwanted websites.

* It has features such as:

+ Filtering and controlling internet activity through domain names

+ Preventing spyware attacks on computers

+ Supporting bandwidth management

+ User identification

* The software also allows for:

+ DNS query history search with various conditions

+ Whitelist and blacklist based on domain matching and keyword searching

+ More than one user tracking

As per your request, here is the key: 'NxFilter 4.6.7.7 for apple instal'.

Please note that it's important to download software from trusted sources and respect copyright laws by not using pirated or cracked versions of software.

Also, I noticed that you mentioned some software versions and their sizes in the text. If you need any further assistance with software information or would like me to help you with anything else, feel free to ask!