To make Warped Stairs in Minecraft, you have to place 1x Warped Planks on the first row, 2x Warped Planks on the 2nd row, and 3x Warped Planks on the crafting table’s third row shown in the picture below.Place the Warped Planks in these exact positions to get 4x Warped Stairs.
Opening the crafting menu of the crafting table will bring the 3×3 crafting grid.
2. Add 6 Warped Planks to the Crafting Grid
The Minecraft recipe for Warped Stairs requires you to place 1 Sandstone in the first box of the top row of the 3×3 crafting, 2 Warped Planks in the first and second box of the second row, and 3 Warped Planks to fully cover the third row.
You will know that you are using the correct recipe as the crafting menu will show you 4 pieces of Warped Stairs on the resulting side.
3. Move the Warped Stairs to your inventory
Moving the Warped Stairs to your inventory allows you to perform the crafting process, so you have now made Warped Stairs in Minecraft.