How to un collapse in windows explorer

[RaviTheja_01]

by mistake in document folder i clicked the collapse all .then all six folder files were mixed.then now i want to separate them how can i do that un collapse into seperate folders

 

[danny2000]

by mistake in document folder i clicked the collapse all .then all six folder files were mixed.then now i want to separate them how can i do that un collapse into seperate folders

Click on the "Organize" button
click on "Folder and search options"
You should be in the "General" tab
See the section where it says "navigation pane"

Select the "expand folders" options