I would like to change the HTTP GZIP compression level in IIS7 from 0 to 4 as mentioned in these articles:
However I cannot see any reference in them (or http://www.iis.net/ConfigReference/system.webServer/httpCompression) on how to change the compression level from 0 - 10.
The compression page in IIS only has tick-boxes to enable/disable dynamic and static compression.
My Web.config file has the line:
Please can you tell me how I can do this?