If you have a Windows server and are having trouble uploading large files via a web app, this article is for you.  In order to complete this system modification you will need Administrative access to Remote Desktop.  If you don’t have this type of access, contact your hosting company and refer them to this article.

IIS Upload Modification Steps:

1. Go to Start > Run, type in “inetmgr” – hit OK
2. The IIS Manager will open
3. Right-click on “local-computer” or your computer name




4. Your computer properties window will open
5. Check “Enable Direct Metabase Edit”




6. You will now be able to update the metabase.xml file without restarting IIS after you’ve completed your update
7. Navigate to the following directory: C:\windows\sytem32\inetserv
8. Open the MetaBase.xml file with notepad







9. With the file open, Find (Control+F) the line containing “AspMaxRequestEntityAllowed”
10. The numeric value assigned to this variable is in KB (by default is 204800 or 200K).
11. Update this value to increase the file upload size (1MB = 1000000)