Measure the gate opening
Choose gate width and height
Select gate materials
Gather tools and hardware
Cut frame pieces to size
Assemble the gate frame
Check frame for square
Add diagonal brace or support
Attach fence boards or panels
Install hinges on the gate
Mark hinge positions on the post
Mount the gate to the post
Install latch hardware
Check gate swing and alignment
Adjust hinges if needed
Add stop block or gate catch
Sand rough edges
Apply paint, stain, or sealant