ONLYOFFICE DocSpace 3.7 released: File generation & new providers in AI agents, smarter forms, room grouping, and more
ONLYOFFICE DocSpace 3.7 released

Changing attachment size

Available only for the Server version.

This article describes how to increase the maximum file size allowed for attachments in Talk and use the Talk functionality to its full extent.

Changing the maximum attachment size

Follow the steps below to change the file size settings:

  1. Open the web.appsettings.config file in the portal root folder.
  2. Add the <add key="web.max-upload-size" value="X"/> setting to the appSettings section, where X is a file size limit in bytes.
  3. Restart the ONLYOFFICE portal.
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