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How to Reset Navigation Pane Width Size to Default in Windows

information   Information
You can use the navigation pane to browse locations such as Quick access, OneDrive, Libraries, This PC, Network, and Homegroup. You can also move or copy items directly to a destination in the navigation pane.

You can adjust the width of the navigation pane in File Explorer by dragging its right border to the left or right for the width you want. This is a global setting that gets applied to all explorer windows in only your user account.

This tutorial will show you how to reset the width of the navigation pane in explorer back to default for your account in Vista, Windows 7, Windows 8, and Windows 10.

Note   Note
The downloadable .reg file below in this tutorial deletes the PageSpaceControlSizer binary value in the registry key below to reset the navigation pane width.


EXAMPLE: Navigation Pane default width in File Explorer
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Here's How:

1. Click/tap on the Download button below to download the .reg file below.



2. Save the .reg file to your desktop.

3. Double click/tap on the downloaded .reg file to merge it.

4. If prompted, click/tap on Run, Yes (UAC), Yes, and OK to approve the merge.

5. If you currently have File Explorer (Windows 8 or Windows 10) or Windows Explorer (Vista or Windows 7) open, then close and reopen or navigate to another folder to apply.

6. If you like, you can delete the downloaded .reg file if you like.

That's it,