Please see the steps below for using the "Split Selected Edge" tool:
1. Go to Insert Auto Features.
2. Click on the drop down arrow and select Edit Worktops.
Note: This can also be accessed when running Auto Features and ticking the "Edit Worktops" box.
3. Make sure the Merge Selected Edge tool button is selected.
4. Select the point you wish to remove the split from.
The two points will now become one point centred along the edge, and stretching the edge will move as on solid edge.
5. Once you have completed the merger and stretch of the required edge(s), click through the Next Stage buttons and click Finish.
Related articles
An Introduction to the Edit Worktop Tools in 2020 Fusion
Using the Merge Selected Edge Tool (Edit Worktop) in 2020 Fusion
