Here are the steps you can take to change the file transfer speed for a shared drive:

1. Determine the current file transfer speed.
2. Evaluate the need for increasing or reducing the transfer speed.
3. Identify any existing policies or regulations governing the file transfer speed.
4. Analyze the available options for adjusting and/or regulating the speed.
5. Identify the resources needed to ensure the change is successful.
6. Implement the changes.
7. Test and monitor the file transfer speed.