Owen PalmerBy Owen Palmer

Updated November 2026

Laptop undoing changes made to your computer is possible in most cases, usually through a system restore point, a backup, or a file-level version history. This guide shows you which method fits your situation, how to use it safely, and what to check before you start. The goal is to get your laptop back to a working state without losing the files you care about.

Step 1: Identify What Changed

Before rolling anything back, figure out what triggered the problem. A driver update, a new app, a Windows update, or a registry tweak each calls for a different fix. If you can remember the date things went wrong, you can match it to a restore point or backup from just before that date.

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Step 2: Use System Restore on Windows

Windows keeps restore points that capture system files, drivers, and settings, but not your personal documents. To check for them, open the Start menu, search for “Create a restore point,” and click System Restore. Choose a point created before the problem began, then follow the prompts. Restoring takes anywhere from several minutes to over an hour, and the laptop restarts during the process.

If System Restore is turned off or no restore points exist, you may need a different method. Our guide on Why Won't My Lenovo Laptop Turn On? A Step-by-Step Troubleshooting Guide covers what to do when a laptop won’t boot long enough to reach these tools.

Step 3: Use Time Machine or File History for Personal Files

System restore does not touch your documents, photos, or downloads. For those, use a backup:

  • macOS: Open Time Machine from the menu bar or System Settings and browse to a date before the change. You can restore a single file or an entire folder.
  • Windows: Open File History from Control Panel, or right-click a file or folder and choose “Restore previous versions” if the feature is enabled.

Both tools need an external drive or network location that was connected during the backup period. Without one, you have no earlier copy to pull from.

Step 4: Undo a Specific App or Driver Change

If only one program or driver caused the trouble, you often don’t need a full rollback. On Windows, open Device Manager, right-click the device, and choose Properties, then Driver, then Roll Back Driver if the option is available. You can also uninstall the app from Settings and reinstall the previous version if you saved the installer.

A portable external drive gives Time Machine and File History a reliable place to store backups, so you can restore files even if the internal drive fails. A USB flash drive with a recovery image is also useful when a laptop won’t reach the desktop at all. View on Amazon

A USB-C hub with an Ethernet port helps if you need a stable wired connection while downloading large restore images or cloud backups. View on Amazon

Common mistakes

  • Assuming System Restore recovers personal files. It doesn’t, so keep a separate backup.
  • Choosing a restore point that was created after the problem started.
  • Unplugging the laptop during a restore. Keep it connected to power the whole time.
  • Skipping a backup of your current files before you roll back. Save anything important first.
  • Installing a new update right after restoring, which can bring the same problem back.

FAQ

Can I undo changes on a laptop without a backup?

Often yes, through a System Restore point on Windows or a macOS recovery option, but these don’t cover personal files. Without a backup, deleted or overwritten documents are much harder to recover.

Will restoring my laptop delete my files?

Restoring a system restore point usually leaves your personal files alone, though it can remove recently installed apps. Always back up before you begin to be safe.

How far back can I roll back?

That depends on how many restore points or backups exist on your drive. Windows often keeps points for several weeks, while Time Machine keeps hourly backups for a day, daily ones for a month, and weekly ones after that.

Conclusion

Start by pinpointing when the problem began, then pick the right tool: System Restore for system changes, a backup for personal files, or driver rollback for a single device. Make a current backup before you change anything. If the laptop still misbehaves afterward, a deeper hardware or software check may be needed, and a qualified technician can help.

Ready to choose one?

Owen Palmer

About Owen Palmer

Owen Palmer is part of our editorial team and reviews and edits our consumer tech how-to & troubleshooting guides, checking product details against manufacturer specifications and owner feedback.