
Hi @Mr Pearce ,
- Type Upload in the Cortana search bar (bottom left, right beside the start menu button)
- Click the top result: Office 2016 Upload Center
- The Upload Center app will now appear.
- In the Upload Center, click on Settings
- In the Settings pane, under Cache Settings, click the Delete cached files button
- Also in the Cache Settings section, make sure the checkbox is CHECKED This will ensure that any cached files are automatically deleted from the cache when the document is closed.
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