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Troubleshooting

Explorer Crashes with StartAllBack: Isolate Before Repairing

If Explorer repeatedly restarts, stop adding customization and isolate the shell modification. Record the trigger and version pair, disable overlapping…

Quick answer

If Explorer repeatedly restarts, stop adding customization and isolate the shell modification. Record the trigger and version pair, disable overlapping tools, and compare the native shell. Keep documents safe before restarting processes or attempting removal.

What matters for this task

Explorer is involved in both desktop presentation and file-management windows. A crash while right-clicking one file type may have a different cause from a crash immediately after sign-in. The action that triggers the failure is essential evidence.

Steps to follow

  1. Save work and note whether the crash occurs at sign-in, opening Start, right-clicking a file, or performing another specific action.
  2. Record Windows build, StartAllBack version, recent updates, and other shell extensions.
  3. Use the documented emergency-disable approach or normal removal when possible, then test the same action without the customization.
  4. If the native shell still fails, continue with Windows troubleshooting rather than assuming every failure is caused by StartAllBack.

Verify the result

A successful isolation test identifies whether the same action fails with and without the shell tool. Keep the result even if it disproves the initial suspicion.

Limits and rollback

Do not repeatedly restart Explorer during active file transfers or replace system DLLs from a download site. Use recovery options when normal access is unavailable.

Questions about this task

Is every Explorer crash caused by the taskbar utility?

No. Other shell extensions, Windows changes, and application-specific components can also be involved.

What is the most useful detail to record?

The smallest reproducible action and the exact software and OS versions.

Primary sources

Publisher claims and Windows procedures are linked below. The comparison and diagnostic steps are editorial guidance, not a claim of hands-on Windows testing.

Windows 11 download · Review compatibility and the publisher’s license terms before installing.

Download for Windows 11 File source and installation notes