how to detect corrupted file

[plowmail2010 at gmail.com]

On 4/11/2023 6:30 AM, frederic chaume wrote:
> my concern is that running another backup may overwrite the correct 
> file by a acorrupted version, that's why I'm trying to make a check 
> before another backup

Off on a tangent...
If your backup procedure can overwrite older backups, you need to use a 
better backup.
I, too, am a victim of Windows.
I use Macrium Reflect ($69 USD).
I don't know how to make it overwrite earlier backups.  It's probably 
impossible.

Bob