Seeing a backup file is reassuring, but it does not prove that the website can be recovered. A restore drill turns that assumption into a practical test. The goal is to recreate a usable copy in a safe location and record what was missing. Do not experiment by overwriting the only working production site.
Define what you need to recover
List the content, uploaded files, database, configuration and scheduled tasks required by the site. A WordPress backup generally needs both database and files. A custom site may also require a particular runtime, environment settings or private application directories. Keep sensitive values secure and separate from any public instructions.
Choose a safe test location
Use a local environment or an access-controlled staging area. Avoid copying real visitor information into an unnecessarily exposed environment. Prevent the restored copy from sending live email, running duplicate jobs or triggering external actions. Make it obvious that you are viewing a test copy so edits are not made in the wrong place.
Restore and verify
Follow the actual procedure you would use during an incident. Record the time and every manual step. Check more than the homepage: open articles, load images, sign in, test the main form and inspect redirects. Compare a few known recent records to establish the recovery point. A backup from last week may work perfectly while still losing a week of changes.
Find the hidden dependencies
Missing configuration, incompatible software and absent file permissions often appear only during restoration. Write down how you resolved each issue. If access to the backup depends on the same hosting account that might be unavailable, arrange an appropriate separate copy. Recovery instructions should be usable by the person who will actually perform the work.
Keep a recovery record
Record the backup date, test date, restored components, checks completed, elapsed recovery time and unresolved gaps. Repeat the exercise after major architecture changes and on a schedule that fits the site's importance. A frequently changing site may need different backup frequency and retention from an occasional brochure site.
Finish cleanly
Remove the test copy when it is no longer needed, following your data retention requirements. Keep the test notes and a known-good procedure. A successful drill is not a promise that every future incident will be identical; it is evidence that one complete recovery path worked with a particular backup and environment.