Shortcut: 4, Ctrl+Alt+F
The Patches tool helps fill in holes in your topology. Select the strip of boundary edges that you wish to fill.

Ctrl+Shift+LMB |
: | toggle vertex as a corner |
Enter, F, NumEnter |
: | create visualized patch |
+, =, Shift+ArrowUp, Shift+WheelUp |
: | increase segment count when bridging |
-, Shift+ArrowDown, Shift+WheelDown |
: | decrease segment count when bridging |
LMB+Click, Shift+LMB+Click |
: | select edge |
LMB+Double, Shift+LMB+Double |
: | smart select boundary edges |
LMB+Drag, Shift+LMB+Drag |
: | paint edge selection |
Ctrl+Shift+LMB+Click |
: | select edges along shortest path |
A |
: | select / deselect all |
Alt+A |
: | deselect all |
LMB+Drag |
: | grab and move selected geometry under mouse |
G |
: | grab and move selected geometry |
The Patches tool currently only handles a limited number of selected regions. More support coming soon!
If no pre-visualized regions show after selection, no geometry will be created after pressing Enter, F, NumEnter.
Adjust the Angle parameter to help Patches determine which connected edges should be in the same strip.
Alternatively, you can manually toggle vertex corners using Shift+LMB.