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# Troubleshoot Windows File Permissions

## Problem

The requirements show that certain directories are not writable.

## Cause

The web server does not have appropriate permissions to write to the directories.

## Resolution

Ensure each of the below users have full permission to each of the directories specified in the system requirements:

- `IUSR`
- `IIS_IUSRS(<servername>\IIS_IUSRS)`