We suggest setting it to something high enough to accommodate any files you may upload. Try starting with a value of 102400.
1. Open Internet Information Services (IIS) 2. On the Server node, select Request Filtering 3. Click on Edit Feature Settings on the right sidebar 4. In the Maximum Allowed Content Length (Bytes) text box enter your value 5. Save Changes 6. Re-test the failing operation
If you are still experiencing difficulties, please contact our Support team by: