Working with PTC Mathcad Prime > Mathcad Workspace > To Keep a File on the Recently Used Worksheets List
  
To Keep a File on the Recently Used Worksheets List
1. Click . The Recently Used Worksheets list appears. The list contains up to 15 recently used worksheets. The most recent 9 worksheets are numbered.
2. Select a worksheet to pin onto the list and click . The pin button changes to . A pinned worksheet always remains on the Recently Used Worksheets list.
3. To remove the pin, click .
4. Click outside the list when finished.