Windows Restore Points: How They Rescue the System and Why They Aren't a Backup

After installing a new driver the sound disappeared, after an update a program wouldn't start, after an "optimiser" the Start menu search broke. In situations like these the System Restore feature often comes to the rescue — rolling Windows back to a restore point created before the problem. Within minutes the system is working again without a reinstall. But the feature has important limitations that many people don't know about, and that cause them to lose data. Let's look at it in detail.

What a restore point is

A restore point is a snapshot of the system files, registry, drivers and installed programs at a particular moment. Windows can create them automatically before installing updates, drivers and some programs, and on a schedule. A user or specialist can create one manually before making risky changes.

What gets rolled back

• Windows system files.
• The registry and system settings.
• Drivers installed after the point was created.
• Programs and updates installed after the point (you'll need to reinstall them if you need them).

What does NOT get rolled back

Most importantly, System Restore doesn't touch personal files — documents, photos, videos, music and email. That's both an advantage and a drawback:

• The advantage: rolling back won't delete documents created after the point.
• The drawback: a restore point won't bring back deleted or damaged files, and won't save you from ransomware that has encrypted your documents.

So a restore point is not a backup. To protect your data you need a separate copy on an external drive or in the cloud.

Why restore points are often missing when you need them

System Protection is turned off

On many computers, especially new ones or after Windows has been installed, System Protection is off by default or was switched off by an "optimiser" to save space.

Too little space allocated

Restore points are kept in a limited amount of drive space. When it fills up, old points are deleted. If the space is small, only one or two points may be kept — and the one you need has already been erased.

Points are removed by feature updates

After a major Windows update, old restore points often stop being available.

Damage and errors

Sometimes a restore fails with an error — because of antivirus software, damaged files or drive problems.

When restore points really help

• The problem appeared after installing a driver, program or update.
• The system became unstable after "registry cleaning" or "optimisation".
• Windows won't start after changes, but the recovery environment is available.

When they won't help

• Personal files have been deleted or damaged.
• The drive, memory or other hardware is faulty.
• A serious malware infection that may have reached the restore points too.
• The problem existed before even the oldest point was created.

How to set up System Protection properly

• Turn on protection for the system drive.
• Allocate a sensible amount of space — usually 5–10% of the drive, so several points are kept.
• Create a point manually before installing drivers, BIOS updates or major programs.
• In addition, set up a real file backup and, for important computers, an image of the whole system.

System Restore versus a system image

For work computers where downtime is costly, it's better to use a full system image: a copy of the whole drive with Windows, programs, settings and data. From such an image a computer can be restored even after a drive failure or a serious infection — in an hour, rather than a whole day of reinstalling and setting up.

The ideal arrangement combines all three layers: restore points for quick fixes after bad drivers and updates, a regular file backup for documents and photos, and a periodic system image for disasters. Each covers a different kind of problem, and together they make almost any computer failure a matter of hours rather than days.

What our technician does

1. Checks for restore points and rolls the system back after bad changes.
2. Fixes errors that stop System Restore from starting or finishing.
3. Turns on and configures System Protection with the right amount of storage.
4. Sets up file backups to an external drive or the cloud.
5. For businesses, creates system images for fast recovery after failures.

A real example

An accountant in Saburtalo installed a "driver update" through a third-party program, after which his computer blue-screened every time he started 1C. Fortunately System Protection was on, and the day before Windows had created a restore point before an update. Our technician started the computer in the recovery environment, rolled the system back to that point, removed the driver update program and checked stability. The whole job took less than an hour, and his reports and databases were untouched. While we were there we also set up a daily backup of the 1C database to an external drive.

Call a technician

If Windows is misbehaving after changes, or you want reliable protection for your system and data, we'll come to any district of Tbilisi around the clock. Learn more on our computer setup, data recovery and Windows installation pages.