In Windows 7, sharing libraries with specific users can be a bit restrictive as the sharing options are primarily user-based. However, to address your concern about sharing content with specific devices like your PS3 without sharing it with everyone else or other users on the network, you can explore alternate solutions to achieve this.
Here are some suggestions on how you can share content with your PS3 while restricting access to other users:
### Method 1: DLNA Media Server
Setting up a DLNA Media Server on your Windows 7 computer can be a great way to share media specifically with devices like your PS3.
1. Install DLNA Server Software: You can install DLNA server software like Windows Media Player or third-party DLNA servers...